GM Service Manual Online
For 1990-2009 cars only

Name

Location

Locator View

Connector End View

1-2 Shift Solenoid (1-2 SS) Valve (4L60-E)

In the automatic transmission

Component Location in Automatic Transmission-4L60-E

Automatic Transmission Internal Connector End Views in Automatic Transmission-4L60-E

1-2 Shift Solenoid (1-2 SS) Valve (4L80-E)

In the automatic transmission

Disassembled Views in Automatic Transmission-4L80-E

Automatic Transmission Internal Connector End Views in Automatic Transmission-4L80-E

1-2 Shift Solenoid (1-2 SS) Valve (Allison)

In the automatic transmission

Automatic Transmission Electronic Component Views in Allison Transmission

Automatic Transmission Internal Connector End Views in Allison Transmission

2-3 Shift Solenoid (2-3 SS) Valve (4L60-E)

In the automatic transmission

Component Location in Automatic Transmission-4L60-E

Automatic Transmission Internal Connector End Views in Automatic Transmission-4L60-E

2-3 Shift Solenoid (2-3 SS) Valve (4L80-E)

In the automatic transmission

Disassembled Views in Automatic Transmission-4L80-E

Automatic Transmission Internal Connector End Views in Automatic Transmission-4L80-E

1-2 Shift Solenoid (2-3 SS) Valve (Allison)

In the automatic transmission

Automatic Transmission Electronic Component Views in Allison Transmission

Automatic Transmission Internal Connector End Views in Allison Transmission

3-2 Shift Solenoid (3-2 SS) Valve (4L60-E)

In the automatic transmission

Component Location in Automatic Transmission-4L60-E

Automatic Transmission Internal Connector End Views in Automatic Transmission-4L60-E

3-2 Shift Solenoid (3-2 SS) Valve (4L80-E)

In the automatic transmission

Disassembled Views in Automatic Transmission-4L80-E

Automatic Transmission Internal Connector End Views in Automatic Transmission-4L80-E

1-2 Shift Solenoid (3-2 SS) Valve (Allison)

In the automatic transmission

Automatic Transmission Electronic Component Views in Allison Transmission

Automatic Transmission Internal Connector End Views in Allison Transmission

A/C Compressor Clutch

Near the front of the engine

HVAC Component Views in HVAC Systems - Manual

HVAC Connector End Views in HVAC Systems - Manual

A/C Compressor Clutch Relay

In the Fuse Block - Underhood

Electrical Center Identification Views

--

A/C High Pressure Switch (Manual HVAC)

In the rear of the A/C compressor

HVAC Component Views in HVAC Systems - Manual

HVAC Connector End Views in HVAC Systems - Manual

A/C High Pressure Switch (Automatic HVAC)

In the rear of the A/C compressor

HVAC Component Views in HVAC Systems - Automatic

HVAC Connector End Views in HVAC Systems - Automatic

A/C Low Pressure Switch (Manual HVAC)

On the right side of the A/C accumulator

HVAC Component Views in HVAC Systems - Manual

HVAC Connector End Views in HVAC Systems - Manual

A/C Low Pressure Switch (Automatic HVAC)

On the right side of the A/C accumulator

HVAC Component Views in HVAC Systems - Automatic

HVAC Connector End Views in HVAC Systems - Automatic

A/C High Pressure Recirculation Switch (Manual HVAC)

In the A/C muffler hose assembly close to the condenser

HVAC Component Views in HVAC Systems - Manual

HVAC Connector End Views in HVAC Systems - Manual

A/C High Pressure Recirculation Switch (Automatic HVAC)

In the air conditioning (A/C) muffler hose assembly close to the condenser

HVAC Component Views in HVAC - Automatic

HVAC Connector End Views in HVAC - Automatic

Accelerator Pedal Position (APP) Sensor (4.8L,5.3L,6.0L)

Behind the Accelerator Pedal

Engine Controls Component Views in Engine Controls - 4.8L,5.3L,6.0L

Engine Controls Connector End Views in Engine Controls - 4.8L,5.3L,6.0L

Accelerator Pedal Position (APP) Sensor (6.6L)

Behind the Accelerator Pedal

Engine Controls Component Views in Engine Controls - 6.6L

Engine Controls Connector End Views in Engine Controls - 6.6L

Accelerator Pedal Position (APP) Sensor (8.1L)

Behind the Accelerator Pedal

Engine Controls Component Views in Engine Controls - 8.1L

Engine Controls Connector End Views in Engine Controls - 8.1L

Accessory Power Outlet

On the lower center area of the I/P

Power and Grounding Component Views

Power and Grounding Connector End Views

Air Control Valve

Part of the intake plenum assembly

--

Engine Controls Connector End Views in Engine Controls - 4.8L,5.3L,6.0L

Air Temperature Actuator (Manual HVAC)

Near the bottom center of the HVAC assembly

HVAC Component Views in HVAC Systems - Manual

HVAC Connector End Views in HVAC Systems - Automatic

Air Temperature Actuator (Automatic HVAC)

Near the bottom center of the HVAC assembly

HVAC Component Views in HVAC Systems - Automatic

HVAC Connector End Views in HVAC Systems - Automatic

Air Temperature Sensor - Lower

In the lower left floor duct assembly

HVAC Component Views in HVAC Systems - Automatic

HVAC Connector End Views in HVAC Systems - Automatic

Air Temperature Sensor - Upper

Near the center of the IP below the radio inside the upper duct assembly

HVAC Component Views in HVAC Systems - Manual

HVAC Connector End Views in HVAC Systems - Automatic

Air Temperature Sensor - Outside (Automatic HVAC)

In the right front bumper filler assembly

HVAC Component Views in HVAC Systems - Automatic

HVAC Connector End Views in HVAC Systems - Automatic

Air Temperature Sensor - Outside (Mirror)

In the left front bumper filler assembly

Stationary Windows Component Views in Stationary Windows

Stationary Windows Connector End Views in Stationary Windows

Air Temperature Sensor Assembly - Inside

In the headliner above the driver

HVAC Component Views in HVAC Systems - Automatic

HVAC Connector End Views in HVAC Systems - Automatic

Ambient Light Sensor

On the top center of the I/P in the grille assembly

Lighting Systems Component Views in Lighting Systems

Lighting Systems Connector End Views in Lighting Systems

Ashtray Lamp

Inside the top of the ashtray assembly

Lighting Systems Component Views in Lighting Systems

Lighting Systems Connector End Views in Lighting Systems

Audio Amplifier

To the right of the I/P behind the compartment box

Entertainment Component Views in Entertainment

Entertainment Connector End Views in Entertainment

Automatic Transmission Shift Lock Control Solenoid

On the lower part of the steering column

Shift Lock Control Component Views in Automatic Transmission Shift Lock Control

Shift Lock Control Connector End Views in Automatic Transmission Shift Lock Control

Auxiliary Battery Relay

In the right rear of engine compartment

Engine Electrical Component Views in Engine Electrical

Engine Electrical Connector End Views in Engine Electrical

Auxiliary Power Outlet-Front

Near the center of the I/P

Power and Grounding Component Views

Power and Grounding Connector End Views

Backup -Alarm

At the rear bumper

Lighting Systems Component Views in Lighting Systems

Lighting Systems Connector End Views in Lighting Systems

Backup Lamp - Left

Part of the left rear lamps

Lighting Systems Component Views in Lighting Systems

Lighting Systems Connector End Views in Lighting Systems

Backup Lamp - Right

Part of the right rear lamps

Lighting Systems Component Views in Lighting Systems

Lighting Systems Connector End Views in Lighting Systems

Back-up Lamp Switch

On the left side of the transmission

Lighting Systems Component Views in Lighting Systems

Lighting Systems Connector End Views in Lighting Systems

Barometric Pressure (Baro) Sensor (6.6L)

On the left side of the engine near the J - Block

Engine Controls Component Views in Engine Controls - 6.6L

Engine Controls Connector End Views in Engine Controls - 6.6L

Bezel Lamp

In the center floor console near the cupholders

--

Lighting Systems Connector End Views in Lighting Systems

Bin Light

In the center floor console

--

Lighting Systems Connector End Views in Lighting Systems

Blower Motor

At the right lower I/P on the HVAC assembly

HVAC Component Views in HVAC Systems - Manual

HVAC Connector End Views in HVAC Systems - Manual

Blower Motor Control Processor

At the right lower I/P on the HVAC assembly

HVAC Component Views in HVAC Systems - Manual

HVAC Connector End Views in HVAC Systems - Manual

Blower Motor Resistor Assembly

At the right lower I/P on the HVAC module assembly near the blower motor

HVAC Component Views in HVAC Systems - Manual

HVAC Connector End Views in HVAC Systems - Manual

Blower Motor Switch

Under the radio in the center of the I/P (Part of the HVAC Control assembly)

HVAC Component Views in HVAC Systems - Manual

HVAC Connector End Views in HVAC Systems - Manual

Body Control Module (BCM)

On the lower left side of the I/P below the steering column

Body Control System Component Views in Body Control System

Body Control System Connector End Views in Body Control System

Boost Sensor (6.6L)

On the right hand side of the engine positioned on the intake manifold

Engine Controls Component Views in Engine Controls - 6.6L

Engine Controls Connector End Views in Engine Controls - 6.6L

Brake Fluid Level Switch

On the left side of the brake fluid reservoir

Hydraulic Brake Component Views in Hydraulic Brakes

Hydraulic Brake Connector End Views in Hydraulic Brakes

Camper Harness Inline Connector

On the left frame rail rear towards the rear of the vehicle

Lighting Systems Component Views in Lighting Systems

Lighting Systems Connector End Views in Lighting Systems

Camshaft Position (CMP) Sensor (4.3L)

In the distributor

Engine Controls Component Views in Engine Controls - 4.3L

Engine Controls Connector End Views in Engine Controls - 4.3L

Camshaft Position (CMP) Sensor (4.8L,5.3L,6.0L)

At the top center rear of the engine

Engine Controls Component Views in Engine Controls - 4.8L,5.3L,6.0L

Engine Controls Connector End Views in Engine Controls - 4.8L,5.3L,6.0L

Camshaft Position (CMP) Sensor (6.6L)

At the left front of the engine near the cooling fan pulley

Engine Controls Component Views in Engine Controls - 6.6L

Engine Controls Connector End Views in Engine Controls - 6.6L

Camshaft Position Sensor (8.1L)

On the front lower left side of the engine

Engine Controls Component Views in Engine Controls - 8.1L

Engine Controls Connector End Views in Engine Controls - 8.1L

Cargo Lamp

At the outside rear of the cab roof

Lighting Systems Component Views in Lighting Systems

Lighting Systems Connector End Views in Lighting Systems

Cargo Lamp Switch

On the left side of the I/P

Lighting Systems Component Views in Lighting Systems

Lighting Systems Connector End Views in Lighting Systems

Cellular Telephone Microphone

On the left side of the overhead dome/reading lamps

Cellular Communication Component Views in Cellular Communication

Cellular Communication Connector End Views in Cellular Communication

Center High Mounted Rear Stop/Cargo Lamp (CHMSL)

On the center top rear of the cab

Lighting Systems Component Views in Lighting Systems

Lighting Systems Connector End Views in Lighting Systems

Cigar Lighter (Console)

In the front console

Power and Grounding Component Views

Power and Grounding Connector End Views

Cigar Lighter

At the center of the I/P near the ashtray

Power and Grounding Component Views

Power and Grounding Connector End Views

Clearance Lamps (Roof)

On the top of the cab in the front center

Lighting Systems Component Views in Lighting Systems

Lighting Systems Connector End Views in Lighting Systems

Clock Coil Spring

Part of the steering wheel assembly

Lighting Systems Component Views in Lighting Systems

Lighting Systems Connector End Views in Lighting Systems

Clutch Start Switch

On the top of the clutch pedal assembly near the reservoir

Engine Electrical Component Views in Engine Electrical

Engine Electrical Connector End Views in Engine Electrical

Console Courtesy Lamp

In the front console

Lighting Systems Component Views in Lighting Systems

Lighting Systems Connector End Views in Lighting Systems

Console Storage Lamp

Inside the front floor console

Lighting Systems Component Views in Lighting Systems

Lighting Systems Connector End Views in Lighting Systems

Coolant Level Switch

In the coolant reservoir

Cooling System Component Views in Engine Cooling

Cooling System Connector End Views in Engine Cooling

Courtesy Lamp Module

Near the left side of the I/P

--

Lighting Systems Connector End Views in Lighting Systems

Courtesy Lamp - Left

On the left lower dash to the left of the pedal assembly

Lighting Systems Component Views in Lighting Systems

Lighting Systems Connector End Views in Lighting Systems

Courtesy Lamp Relay

In the Relay Block - Body

Electrical Center Identification Views

--

Courtesy Lamp - Right

On the right lower dash below the I/P compartment

Lighting Systems Component Views in Lighting Systems

Lighting Systems Connector End Views in Lighting Systems

Courtesy Reading Lamp

In the front middle of the headliner

Lighting Systems Component Views in Lighting Systems

Lighting Systems Connector End Views in Lighting Systems

Courtesy Reading Lamp-Mid

In the middle of the headliner

Lighting Systems Component Views in Lighting Systems

Lighting Systems Connector End Views in Lighting Systems

Courtesy Reading Lamp-Rear

In the rear of the headliner

Lighting Systems Component Views in Lighting Systems

Lighting Systems Connector End Views in Lighting Systems

Crankshaft Position (CKP) Sensor (4.3L)

At the lower right rear side of the engine block

Engine Controls Component Views in Engine Controls - 4.3L

Engine Controls Connector End Views in Engine Controls - 4.3L

Crankshaft Position (CKP) Sensor (4.8L,5.3L,6.0L)

At the lower right rear side of the engine block

Engine Controls Component Views in Engine Controls - 4.8L,5.3L,6.0L

Engine Controls Connector End Views in Engine Controls - 4.8L,5.3L,6.0L

Crankshaft Position (CKP) Sensor (6.6L)

At the lower right front of the engine

Engine Controls Component Views in Engine Controls - 6.6L

Engine Controls Connector End Views in Engine Controls - 6.6L

Crankshaft Position (CKP) Sensor (8.1L)

At the lower right rear side of the engine block

Engine Controls Component Views in Engine Controls - 8.1L

Engine Controls Connector End Views in Engine Controls - 8.1L

Cruise Control Module

On the left front of the dash in the engine compartment

Cruise Control Component Views in Cruise Control

Cruise Control Connector End Views in Cruise Control

Cupholder Lamp

At the front console near the cup holder

Lighting Systems Component Views in Lighting Systems

Lighting Systems Connector End Views in Lighting Systems

Data Link Connector (DLC)

On the left lower dash below the steering column

Data Link Communications Component Views in Data Link Communications

Data Link Communications Connector End Views in Data Link Communications

Daytime Running Lamp (DRL) - Left

Below the left headlamp assembly

Lighting Systems Component Views in Lighting Systems

Lighting Systems Connector End Views in Lighting Systems

Daytime Running Lamp (DRL) - Right

Below the right headlamp assembly

Lighting Systems Component Views in Lighting Systems

Lighting Systems Connector End Views in Lighting Systems

Daytime Running Lamps (DRL) - Relay

In the Fuse Block - Underhood

Electrical Center Identification Views

--

Dimmer Switch

On the left side of the I/P

Lighting Systems Component Views in Lighting Systems

Lighting Systems Connector End Views in Lighting Systems

Dome Lamp

At the front center of the headliner

Lighting Systems Component Views in Lighting Systems

Lighting Systems Connector End Views in Lighting Systems

Door Courtesy Lamp-Driver

On the left front door trim panel

Lighting Systems Component Views in Lighting Systems

Lighting Systems Connector End Views in Lighting Systems

Door Courtesy Lamp- LR

On the left rear door trim panel

Lighting Systems Component Views in Lighting Systems

Lighting Systems Connector End Views in Lighting Systems

Door Courtesy Lamp- Right

On the right front door trim panel

Lighting Systems Component Views in Lighting Systems

Lighting Systems Connector End Views in Lighting Systems

Door Courtesy Lamp- RR

On the right rear door trim panel

Lighting Systems Component Views in Lighting Systems

Lighting Systems Connector End Views in Lighting Systems

Door Lock Actuator - Driver

Part of the left door latch assembly

Power Door Systems Component Views in Doors

Power Door Systems Connector End Views in Doors

Door Lock Actuator - Front Passenger

Part of the right door latch assembly

Power Door Systems Component Views in Doors

Power Door Systems Connector End Views in Doors

Door Lock Actuator - LR

Part of the left rear door latch assembly

Power Door Systems Component Views in Doors

Power Door Systems Connector End Views in Doors

Door Lock Actuator - RR

Part of the right rear door latch assembly

Power Door Systems Component Views in Doors

Power Door Systems Connector End Views in Doors

Door Lock Relay

in the Fuse Block-Left I/P

Electrical Center Identification Views

--

Door Unlock Relay

in the Fuse Block-Left I/P

Electrical Center Identification Views

--

Door Lock Switch - Driver

On the left door trim panel armrest

Power Door Systems Component Views in Doors

Power Door Systems Connector End Views in Doors

Door Lock Switch-Front Passenger

On the right front door trim panel armrest

Power Door Systems Component Views in Doors

Power Door Systems Connector End Views in Doors

Driver Information Center (DIC)

Below the compact disc player in the lower console area of the I/P

Instrument Panel, Gages, and Console Component Views in Instrument Panel Gages and Console

Instrument Panel, Gages, and Console Connector End Views in Instrument Panel Gages and Console

Electronic Brake Control Module (EBCM)

On the left side of the inner frame

Antilock Brake System Component Views in Antilock Brake System

Antilock Brake System Connector End Views in Antilock Brake System

Emergency Roof Lamp Relay

Attached to the Fuse Block-Underhood Bracket in the engine compartment

Lighting Systems Component Views in Lighting Systems

Lighting Systems Connector End Views in Lighting Systems

Engine Control Module (ECM) - 6.6L

At the front left of the engine compartment

Engine Controls Component Views in Engine Controls - 6.6L

Engine Control Module Connector End Views in Engine Controls - 6.6L

Engine Coolant Temperature (ECT) Sensor (4.3L)

Near the rear of the engine block below the exhaust manifold

Engine Controls Component Views in Engine Controls - 4.3L

Engine Controls Connector End Views in Engine Controls - 4.3L

Engine Coolant Temperature (ECT) Sensor (4.8L,5.3L,6.0L)

Near the rear of the engine block below the exhaust manifold

Engine Controls Component Views in Engine Controls - 4.8L,5.3L,6.0L

Engine Controls Connector End Views in Engine Controls - 4.8L,5.3L,6.0L

Engine Coolant Temperature (ECT) Sensor (6.6L)

On the front top of engine next to the oil filler tube

Engine Controls Component Views in Engine Controls - 6.6L

Engine Controls Connector End Views in Engine Controls - 6.6L

Engine Coolant Temperature (ECT) Sensor (8.1L)

Near the middle of the engine on the right side

Engine Controls Component Views in Engine Controls - 8.1L

Engine Controls Connector End Views in Engine Controls - 8.1L

Engine Oil Level Switch (4.3L)

On the lower right side of the oil pan

Instrument Panel, Gages, and Console Component Views in Instrument Panel, Gages and Console

Instrument Panel, Gages, and Console Connector End Views in Instrument Panel, Gages and Console

Engine Oil Level Switch (4.8L,5.3L,6.0L)

On the lower right side of the oil pan

Instrument Panel, Gages, and Console Component Views in Instrument Panel, Gages and Console

Instrument Panel, Gages, and Console Connector End Views in Instrument Panel, Gages and Console

Engine Oil Level Switch (6.6L)

On the lower left rear of the oil pan

Instrument Panel, Gages, and Console Component Views in Instrument Panel, Gages and Console

Instrument Panel, Gages, and Console Connector End Views in Instrument Panel, Gages and Console

Engine Oil Level Switch (8.1L)

On the lower right side of the oil pan

Instrument Panel, Gages, and Console Component Views in Instrument Panel, Gages and Console

Instrument Panel, Gages, and Console Connector End Views in Instrument Panel, Gages and Console

Engine Oil Pressure (EOP) Sensor

At the rear of the engine on the left side of the center

Instrument Panel, Gages, and Console Component Views in Instrument Panel, Gages and Console

Instrument Panel, Gages, and Console Connector End Views in Instrument Panel, Gages and Console

Evaporative Emission (EVAP) Canister Purge Solenoid (4.3L)

On the top right rear of the engine

Engine Controls Component Views in Engine Controls - 4.3L

Engine Controls Connector End Views in Engine Controls - 4.3L

Evaporative Emission (EVAP) Canister Purge Solenoid (4.8L,5.3L,6.0L)

On the top right rear of the engine

Engine Controls Component Views in Engine Controls - 4.8L,5.3L,6.0L

Engine Controls Connector End Views in Engine Controls - 4.8L,5.3L,6.0L

Evaporative Emission (EVAP) Canister Purge Solenoid (8.1L)

On the top right rear of the engine

Engine Controls Component Views in Engine Controls - 8.1L

Engine Controls Connector End Views in Engine Controls - 8.1L

Evaporative Emission (EVAP) Canister Vent Solenoid (4.3L)

At the front right side of the fuel tank

Engine Controls Component Views in Engine Controls - 4.3L

Engine Controls Connector End Views in Engine Controls - 4.3L

Evaporative Emission (EVAP) Canister Vent Solenoid (4.8L,5.3L,6.0L)

At the front right side of the fuel tank

Engine Controls Component Views in Engine Controls - 4.8L,5.3L,6.0L

Engine Controls Connector End Views in Engine Controls - 4.8L,5.3L,6.0L

Evaporative Emission (EVAP) Canister Vent Solenoid (8.1L)

At the front right side of the fuel tank

Engine Controls Component Views in Engine Controls - 8.1L

Engine Controls Connector End Views in Engine Controls - 8.1L

Exhaust Gas Recirculation (EGR) Valve (4.3L)

On the top right front of the engine assembly

Engine Controls Component Views in Engine Controls - 4.3L

Engine Controls Connector End Views in Engine Controls - 4.3L

Exhaust Gas Recirculation (EGR) Valve (4.8L,5.3L,6.0L)

On the top right front of the engine assembly

Engine Controls Component Views in Engine Controls - 4.8L,5.3L,6.0L

Engine Controls Connector End Views in Engine Controls - 4.8L,5.3L,6.0L

Exhaust Gas Recirculation (EGR) Valve (8.1L)

On the top right front of the engine assembly

Engine Controls Component Views in Engine Controls - 8.1L

Engine Controls Connector End Views in Engine Controls - 8.1L

Exterior Illumination Lamp

On the outside rearview mirrors - driver/passenger

--

Lighting Systems Connector End Views in Lighting Systems

Exterior Illumination Lamps Relay

In the Relay Block - Body

Electrical Center Identification Views

Lighting Systems Connector End Views in Lighting Systems

Fog Lamp - LF

On the left side of the front bumper

Lighting Systems Component Views in Lighting Systems

Lighting Systems Connector End Views in Lighting Systems

Fog Lamp - RF

On the right side of the front bumper

Lighting Systems Component Views in Lighting Systems

Lighting Systems Connector End Views in Lighting Systems

Fog Lamp Relay

In the Fuse Block - Underhood

Electrical Center Identification Views

--

Fog/Cargo Lamp Switch

To the right of the steering column on the IP

Lighting Systems Component Views in Lighting Systems

Lighting Systems Connector End Views in Lighting Systems

Front Axle Actuator-NP1

On the axle housing on the right side of the center

Transfer Case Control Component Views in Transfer Case - NVG - 263 - NP1 (Selectable)

Transfer Case Control Connector End Views in Transfer Case - NVG - 263 - NP1 (Selectable)

Front Axle Actuator-NP2

On the axle housing on the right side of the center

Transfer Case Control Component Views in Transfer Case - NVG 261 - NP2 (Two Speed Manual)

Transfer Case Control Connector End Views in Transfer Case - NVG 261 - NP2 (Two Speed Manual)

Front Axle Actuator-NP8

On the axle housing on the right side of the center

Transfer Case Control Component Views in Transfer Case - NVG 246 - NP8 (Two Speed Automatic)

Transfer Case Control Connector End Views in Transfer Case - NVG 246 - NP8 (Two Speed Automatic)

Fuel Composition Sensor (w/L59)

Inside the left frame rail in front of the Electronic Brake Control Module (EBCM)

Engine Controls Component Views in Engine Controls - 4.8L,5.3L,6.0L

Engine Controls Connector End Views in Engine Controls - 4.8L,5.3L,6.0L

Fuel Heater (6.6L)

Attached to the top of the fuel filter element

Engine Controls Component Views in Engine Controls 6.6L

Engine Control Module Connector End Views in Engine Controls 6.6L

Fuel Injection Control Module (FICM) (6.6L)

Right front of the engine mounted above the rocker cover

Engine Controls Component Views in Engine Controls - 6.6L

Engine Controls Connector End Views in Engine Controls - 6.6L

Fuel Injector-1 (4.3L)

On the left side of the intake

Engine Controls Component Views in Engine Controls - 4.3L

Engine Controls Connector End Views in Engine Controls - 4.3L

Fuel Injector-2 (4.3L)

On the right side of the intake

Engine Controls Component Views in Engine Controls - 4.3L

Engine Controls Connector End Views in Engine Controls - 4.3L

Fuel Injector-3 (4.3L)

On the left side of the intake

Engine Controls Component Views in Engine Controls - 4.3L

Engine Controls Connector End Views in Engine Controls - 4.3L

Fuel Injector-4 (4.3L)

On the right side of the intake

Engine Controls Component Views in Engine Controls - 4.3L

Engine Controls Connector End Views in Engine Controls - 4.3L

Fuel Injector-5 (4.3L)

On the left side of the intake

Engine Controls Component Views in Engine Controls - 4.3L

Engine Controls Connector End Views in Engine Controls - 4.3L

Fuel Injector-6 (4.3L)

On the right side of the intake

Engine Controls Component Views in Engine Controls - 4.3L

Engine Controls Connector End Views in Engine Controls - 4.3L

Fuel Injector - 1 (4.8L,5.3L,6.0L)

On the left side of the intake

Engine Controls Component Views in Engine Controls - 4.8L,5.3L,6.0L

Engine Controls Connector End Views in Engine Controls - 4.8L,5.3L,6.0L

Fuel Injector - 2 (4.8L,5.3L,6.0L)

On the right side of the intake

Engine Controls Component Views in Engine Controls - 4.8L,5.3L,6.0L

Engine Controls Connector End Views in Engine Controls - 4.8L,5.3L,6.0L

Fuel Injector - 3 (4.8L,5.3L,6.0L)

On the left side of the intake

Engine Controls Component Views in Engine Controls - 4.8L,5.3L,6.0L

Engine Controls Connector End Views in Engine Controls - 4.8L,5.3L,6.0L

Fuel Injector - 4 (4.8L,5.3L,6.0L)

On the right side of the intake

Engine Controls Component Views in Engine Controls - 4.8L,5.3L,6.0L

Engine Controls Connector End Views in Engine Controls - 4.8L,5.3L,6.0L

Fuel Injector - 5 (4.8L,5.3L,6.0L)

On the left side of the intake

Engine Controls Component Views in Engine Controls - 4.8L,5.3L,6.0L

Engine Controls Connector End Views in Engine Controls - 4.8L,5.3L,6.0L

Fuel Injector - 6 (4.8L,5.3L,6.0L)

On the right side of the intake

Engine Controls Component Views in Engine Controls - 4.8L,5.3L,6.0L

Engine Controls Connector End Views in Engine Controls - 4.8L,5.3L,6.0L

Fuel Injector - 7 (4.8L,5.3L,6.0L)

On the left side of the intake

Engine Controls Component Views in Engine Controls - 4.8L,5.3L,6.0L

Engine Controls Connector End Views in Engine Controls - 4.8L,5.3L,6.0L

Fuel Injector - 8 (4.8L,5.3L,6.0L)

On the right side of the intake

Engine Controls Component Views in Engine Controls - 4.8L,5.3L,6.0L

Engine Controls Connector End Views in Engine Controls - 4.8L,5.3L,6.0L

Fuel Injector -1 (6.6L)

On the right side of the intake

Engine Controls Component Views in Engine Controls - 6.6L

Engine Controls Connector End Views in Engine Controls - 6.6L

Fuel Injector -2 (6.6L)

On the left side of the intake

Engine Controls Component Views in Engine Controls - 6.6L

Engine Controls Connector End Views in Engine Controls - 6.6L

Fuel Injector -3 (6.6L)

On the right side of the intake

Engine Controls Component Views in Engine Controls - 6.6L

Engine Controls Connector End Views in Engine Controls - 6.6L

Fuel Injector -4 (6.6L)

On the left side of the intake

Engine Controls Component Views in Engine Controls - 6.6L

Engine Controls Connector End Views in Engine Controls - 6.6L

Fuel Injector -5 (6.6L)

On the right side of the intake

Engine Controls Component Views in Engine Controls - 6.6L

Engine Controls Connector End Views in Engine Controls - 6.6L

Fuel Injector -6 (6.6L)

On the left side of the intake

Engine Controls Component Views in Engine Controls - 6.6L

Engine Controls Connector End Views in Engine Controls - 6.6L

Fuel Injector -7 (6.6L)

On the right side of the intake

Engine Controls Component Views in Engine Controls - 6.6L

Engine Controls Connector End Views in Engine Controls - 6.6L

Fuel Injector -8 (6.6L)

On the left side of the intake

Engine Controls Component Views in Engine Controls - 6.6L

Engine Controls Connector End Views in Engine Controls - 6.6L

Fuel Injector 1 (8.1L)

On the left side of the intake

Engine Controls Component Views in Engine Controls - 8.1L

Engine Controls Connector End Views in Engine Controls - 8.1L

Fuel Injector 2 (8.1L)

On the right side of the intake

Engine Controls Component Views in Engine Controls - 8.1L

Engine Controls Connector End Views in Engine Controls - 8.1L

Fuel Injector 3 (8.1L)

On the left side of the intake

Engine Controls Component Views in Engine Controls - 8.1L

Engine Controls Connector End Views in Engine Controls - 8.1L

Fuel Injector 4 (8.1L)

On the right side of the intake

Engine Controls Component Views in Engine Controls - 8.1L

Engine Controls Connector End Views in Engine Controls - 8.1L

Fuel Injector 5 (8.1L)

On the left side of the intake

Engine Controls Component Views in Engine Controls - 8.1L

Engine Controls Connector End Views in Engine Controls - 8.1L

Fuel Injector 6 (8.1L)

On the right side of the intake

Engine Controls Component Views in Engine Controls - 8.1L

Engine Controls Connector End Views in Engine Controls - 8.1L

Fuel Injector 7 (8.1L)

On the left side of the intake

Engine Controls Component Views in Engine Controls - 8.1L

Engine Controls Connector End Views in Engine Controls - 8.1L

Fuel Injector 8 (8.1L)

On the right side of the intake

Engine Controls Component Views in Engine Controls - 8.1L

Engine Controls Connector End Views in Engine Controls - 8.1L

Fuel Injector Assembly (4.3L)

On top of engine near the throttle body

Engine Controls Component Views in Engine Controls - 4.3L

Engine Controls Connector End Views in Engine Controls - 4.3L

Fuel Injector Control Module (6.6L)

On the right front of the engine under the air intake duct assembly

Engine Controls Component Views in Engine Controls - 6.6L

Engine Controls Connector End Views in Engine Controls - 6.6L

Fuel Level Sensor - Primary (6.6L)

In the fuel tank

Engine Controls Component Views in Engine Controls - 6.6L

Engine Controls Connector End Views in Engine Controls - 6.6L

Fuel Level Sensor - Secondary (6.6L)

In the fuel tank

Engine Controls Component Views in Engine Controls - 6.6L

Engine Controls Connector End Views in Engine Controls - 6.6L

Fuel Pump (6.6L)

Inside the fuel tank

Engine Controls Component Views in Engine Controls-6.6L

Engine Controls Connector End Views in Engine Controls-6.6L

Fuel Pump Relay (FP) - Secondary (6.0L Only)

Attached to the Fuse Block - Underhood Bracket

Engine Controls Component Views in Engine Controls - 4.8L,5.3L,6.0L

Engine Controls Connector End Views in Engine Controls - 4.8L,5.3L,6.0L

Fuel Pump and Sender Assembly - Primary (4.8L,5.3L,6.0L)

In the fuel tank

Engine Controls Component Views in Engine Controls - 4.8L,5.3L,6.0L

Engine Controls Connector End Views in Engine Controls - 4.8L,5.3L,6.0L

Fuel Pump and Sender Assembly - Secondary (4.8L,5.3L,6.0L)

In the fuel tank

Engine Controls Component Views in Engine Controls - 4.8L,5.3L,6.0L

Engine Controls Connector End Views in Engine Controls - 4.8L,5.3L,6.0L

Fuel Pump and Sender Assembly - Primary (8.1L)

In the fuel tank

Engine Controls Component Views in Engine Controls - 8.1L

Engine Controls Connector End Views in Engine Controls - 8.1L

Fuel Pump and Sender Assembly - Secondary (6.0L Only)

In the fuel tank

Engine Controls Component Views in Engine Controls - 4.8L,5.3L,6.0L

Engine Controls Connector End Views in Engine Controls - 4.8L,5.3L,6.0L

Fuel Pump and Sender Assembly - Secondary (8.1L)

In the secondary fuel tank

Engine Controls Component Views in Engine Controls - 8.1L

Engine Controls Connector End Views in Engine Controls - 8.1L

Fuel Pump Relay

In the Fuse Block - Underhood

Electrical Center Identification Views

--

Fuel Pump Relay - Primary (6.6L)

On the side of the Fuse Block - Underhood

--

Engine Controls Connector End Views in Engine Controls - 6.6L

Fuel Pump Relay - Secondary (6.6L)

Attached to the Fuse Block - Underhood Bracket

--

Engine Controls Connector End Views in Engine Controls - 6.6L

Fuel Pump Relay - Secondary (8.1L)

Attached to the Fuse Block - Underhood Bracket

Engine Controls Component Views in Engine Controls - 8.1L

Engine Controls Connector End Views in Engine Controls - 8.1L

Fuel Rail Pressure Regulator (6.6L)

Part of the injection pump at the front of the engine

Engine Controls Component Views in Engine Controls - 6.6L

--

Fuel Rail Temperature Sensor (6.6L)

Attached to the fuel rail under the upper intake manifold shield

Engine Controls Component Views in Engine Controls - 6.6L

--

Fuel Tank Pressure (FTP) Sensor (4.3L)

In the fuel tank

Engine Controls Component Views in Engine Controls - 4.3L

Engine Controls Connector End Views in Engine Controls - 4.3L

Fuel Tank Pressure (FTP) Sensor (4.8L,5.3L,6.0L)

Part of the fuel sender assembly in the fuel tank

Engine Controls Component Views in Engine Controls - 4.8L,5.3L,6.0L

Engine Controls Connector End Views in Engine Controls - 4.8L,5.3L,6.0L

Fuel Tank Pressure Sensor (8.1L)

Part of the fuel sender assembly in the fuel tank

Engine Controls Component Views in Engine Controls - 8.1L

Engine Controls Connector End Views in Engine Controls - 8.1L

Fuel Pump (Diesel) (Auxiliary Tank)

On the right frame rail

Engine Controls Component Views in Engine Controls - 6.6L

Engine Controls Connector End Views in Engine Controls - 6.6L

Fuse Block-Left I/P

On the left side of the I/P

Electrical Center Identification Views and Power and Grounding Component Views

Power and Grounding Connector End Views

Fuse Block-Right I/P

On the right side of the I/P

Electrical Center Identification Views and Power and Grounding Component Views

Power and Grounding Connector End Views

Fuse Block-Underhood

At the left side of the engine compartment near the battery

Electrical Center Identification Views

Power and Grounding Connector End Views

Fuse Holder

Attached to the Fuse Block - Underhood

Power and Grounding Component Views and Power and Grounding Component Views

Power and Grounding Connector End Views

Garage Door Opener

Part of the overhead Console

Garage Door Opener Component Views in Garage Door Opener

Garage Door Opener Connector End Views in Garage Door Opener

Generator - Left

In the left front of the engine

Engine Electrical Component Views in Engine Electrical

Engine Electrical Connector End Views in Engine Electrical

Generator - Right

In the right front of the engine

Engine Electrical Component Views in Engine Electrical

Engine Electrical Connector End Views in Engine Electrical

Glow Plug/Intake Heater Relay Assembly

On the left side of the engine above the valve cover

Engine Controls Component Views in Engine Controls-6.6L

Engine Controls Component Views in Engine Controls-6.6L

HVAC Blower Switch (Part of HVAC Control Module)

Near the center of the I/P

HVAC Component Views in HVAC - Automatic

HVAC Connector End Views in HVAC - Automatic

HVAC Control Module

Near the center of the I/P

HVAC Component Views in HVAC - Automatic

HVAC Connector End Views in HVAC - Automatic

Handwheel Position Sensor

Part of the steering column assembly

Rear Wheel Steering Component Views in Steering Systems

Rear Wheel Steering Connector End Views in Steering Systems

Headlamp & Panel Dimmer Switch

To the left of the steering wheel on the IP

Lighting Systems Component Views in Lighting Systems

--

Headlamp Dimmer Switch

Part of the multi-function switch on the steering column

Lighting Systems Component Views in Lighting Systems

Lighting Systems Connector End Views in Lighting Systems

Headlamp - High Beam - Left

On the left front of the vehicle

Lighting Systems Component Views in Lighting Systems

Lighting Systems Connector End Views in Lighting Systems

Headlamp - High Beam - Right

On the right front of the vehicle

Lighting Systems Component Views in Lighting Systems

Lighting Systems Connector End Views in Lighting Systems

Headlamp - Low Beam - Left

At the left front of the vehicle

Lighting Systems Component Views in Lighting Systems

Lighting Systems Connector End Views in Lighting Systems

Headlamp - Low Beam - Right

At the right front of the vehicle

Lighting Systems Component Views in Lighting Systems

Lighting Systems Connector End Views in Lighting Systems

Headlamp Relay

In the Fuse Block - Underhood

Electrical Center Identification Views

--

Headlamp Switch

At the left side of the I/P

Lighting Systems Component Views in Lighting Systems

Lighting Systems Connector End Views in Lighting Systems

Heated Oxygen Sensor (HO2S) Bank 1 Sensor 1 (4.3L)

In the left exhaust pipe before the catalytic converter

Engine Controls Component Views in Engine Controls - 4.3L

Engine Controls Connector End Views in Engine Controls - 4.3L

Heated Oxygen Sensor (HO2S) Bank 1 Sensor 1 (4.8L,5.3L,6.0L)

In the left exhaust pipe before the catalytic converter

Engine Controls Component Views in Engine Controls - 4.8L,5.3L,6.0L

Engine Controls Connector End Views in Engine Controls - 4.8L,5.3L,6.0L

Heated Oxygen Sensor (HO2S) Bank 1 Sensor 1 (8.1L)

In the left exhaust pipe before the catalytic converter

Engine Controls Component Views in Engine Controls - 8.1L

Engine Controls Connector End Views in Engine Controls - 8.1L

Heated Oxygen Sensor (HO2S) Bank 1 Sensor 2 (4.3L)

In the left exhaust pipe after the catalytic converter

Engine Controls Component Views in Engine Controls - 4.3L

Engine Controls Connector End Views in Engine Controls - 4.3L

Heated Oxygen Sensor (HO2S) Bank 1 Sensor 2 (4.8L,5.3L,6.0L)

In the left exhaust pipe after the catalytic converter

Engine Controls Component Views in Engine Controls - 4.8L,5.3L,6.0L

Engine Controls Connector End Views in Engine Controls - 4.8L,5.3L,6.0L

Heated Oxygen Sensor (HO2S) Bank 1 Sensor 2 (8.1L)

In the left exhaust pipe after the catalytic converter

Engine Controls Component Views in Engine Controls - 8.1L

Engine Controls Connector End Views in Engine Controls - 8.1L

Heated Oxygen Sensor (HO2S) Bank 2 Sensor 1 (4.3L)

In the right exhaust pipe before the catalytic converter

Engine Controls Component Views in Engine Controls - 4.3L

Engine Controls Connector End Views in Engine Controls - 4.3L

Heated Oxygen Sensor (HO2S) Bank 2 Sensor 1 (4.8L,5.3L,6.0L)

In the right exhaust pipe before the catalytic converter

Engine Controls Component Views in Engine Controls - 4.8L,5.3L,6.0L

Engine Controls Connector End Views in Engine Controls - 4.8L,5.3L,6.0L

Heated Oxygen Sensor (HO2S) Bank 2 Sensor 1 (8.1L)

In the right exhaust pipe before the catalytic converter

Engine Controls Component Views in Engine Controls - 8.1L

Engine Controls Connector End Views in Engine Controls - 8.1L

Heated Oxygen Sensor (HO2S) Bank 2 Sensor 2 (4.3L)

In the right exhaust pipe after the catalytic converter

Engine Controls Component Views in Engine Controls - 4.3L

Engine Controls Connector End Views in Engine Controls - 4.3L

Heated Oxygen Sensor (HO2S) Bank 2 Sensor 2 (4.8L,5.3L,6.0L)

In the right exhaust pipe after the catalytic converter

Engine Controls Component Views in Engine Controls - 4.8L,5.3L,6.0L

Engine Controls Connector End Views in Engine Controls - 4.8L,5.3L,6.0L

Heated Oxygen Sensor (HO2S) Bank 2 Sensor 2 (8.1L)

In the right exhaust pipe after the catalytic converter

Engine Controls Component Views in Engine Controls - 8.1L

Engine Controls Connector End Views in Engine Controls - 8.1L

Heated Seat Element-Driver Back

In the back of the seat support

Power Seat Component Views in Seats

Power Seat Connector End Views in Seats

Heated Seat Element-Driver Cushion

In the bottom of the seat support

Power Seat Component Views in Seats

Power Seat Connector End Views in Seats

Heated Seat Element-Front Passenger Back

In the back of the seat support

Power Seat Component Views in Seats

Power Seat Connector End Views in Seats

Heated Seat Element-Front Passenger Cushion

In the bottom of the seat support

Power Seat Component Views in Seats

Power Seat Connector End Views in Seats

Heated Seat Module-Driver

Under the driver seat

Power Seat Component Views in Seats

Power Seat Connector End Views in Seats

Heated Seat Module - LR

Under the left rear seat

Power Seat Component Views in Seats

Power Seat Connector End Views in Seats

Heated Seat Module - RR

Under the right rear seat

Power Seat Component Views in Seats

Power Seat Connector End Views in Seats

Heated Seat Relay - Driver

Under the driver seat

Power Seat Component Views in Seats

Power Seat Connector End Views in Seats

Heated Seat Relay - Front Passenger

Under the passenger seat

Power Seat Component Views in Seats

Power Seat Connector End Views in Seats

Heated Seat Switch - Driver

On the left front door trim panel

Power Seat Component Views in Seats

Power Seat Connector End Views in Seats

Heated Seat Switch - Front Passenger

On the right front door trim panel

Power Seat Component Views in Seats

Power Seat Connector End Views in Seats

Heated Seat Switch - Left Rear

On the rear of the center floor console

Power Seat Component Views in Seats

Power Seat Connector End Views in Seats

Heated Seat Switch - Right Rear

On the rear of the center floor console

Power Seat Component Views in Seats

Power Seat Connector End Views in Seats

Heated Seat Thermistor - Driver

Under the driver seat

Power Seat Component Views in Seats

--

Heated Seat Thermistor - Front Passenger

Under the passenger seat

Power Seat Component Views in Seats

--

Horn - Left

On the left lower corner of the radiator core support

Horn Component Views in Horns

Horn Connector End Views in Horns

Horn - Right

On the right lower corner of the radiator core support

Horn Component Views in Horns

Horn Connector End Views in Horns

Horn - Relay

In the Fuse Block - Underhood

Electrical Center Identification Views

--

HVAC Control Module

In the center of the IP

HVAC Component Views in HVAC Systems - Manual

HVAC Connector End Views in HVAC Systems - Manual

I/P Courtesy Lamp - Left

On the left lower dash to the left of the peddle assembly

--

Lighting Systems Connector End Views in Lighting Systems

I/P Courtesy Lamp - Right

On the right lower dash below the I/P compartment

--

Lighting Systems Connector End Views in Lighting Systems

Idle Air Control Motor (4.3L)

In the throttle body housing

Engine Controls Component Views in Engine Controls - 4.3L

Engine Controls Connector End Views in Engine Controls - 4.3L

Idle Air Control Motor (4.8L,5.3L,6.0L)

In the throttle body housing

Engine Controls Component Views in Engine Controls - 4.8L,5.3L,6.0L

Engine Controls Connector End Views in Engine Controls - 4.8L,5.3L,6.0L

Idle Air Control (IAC) Valve (4.3L)

In the throttle body housing

Engine Controls Component Views in Engine Controls - 4.3L

Engine Controls Connector End Views in Engine Controls - 4.3L

Idle Air Control (IAC) Valve (4.8L,5.3L,6.0L)

In the throttle body housing

Engine Controls Component Views in Engine Controls - 4.8L,5.3L,6.0L

Engine Controls Connector End Views in Engine Controls - 4.8L,5.3L,6.0L

Ignition Coil (4.3L)

On the right side top of the engine

Engine Controls Component Views in Engine Controls - 4.3L

Engine Controls Connector End Views in Engine Controls - 4.3L

Ignition Coil - Driver (4.3L)

On the right side top of the engine near the ignition coil

Engine Controls Component Views in Engine Controls - 4.3L

Engine Controls Connector End Views in Engine Controls - 4.3L

Ignition Coil/Modules (8.1L)

On top of each spark plug

Engine Controls Component Views in Engine Controls - 8.1L

Engine Controls Connector End Views in Engine Controls - 8.1L

Ignition Coils - 1,3,5,7 (4.8L,5.3L,6.0L)

On the left rocker cover

Engine Controls Component Views in Engine Controls - 4.8L,5.3L,6.0L

Engine Controls Connector End Views in Engine Controls - 4.8L,5.3L,6.0L

Ignition Coils - 2,4,6,8 (4.8L,5.3L,6.0L)

On the right rocker cover

Engine Controls Component Views in Engine Controls - 4.8L,5.3L,6.0L

Engine Controls Connector End Views in Engine Controls - 4.8L,5.3L,6.0L

Ignition Coils - 1,3,5, 7 (8.1L)

On the left rocker cover

Engine Controls Component Views in Engine Controls - 8.1L

Engine Controls Connector End Views in Engine Controls - 8.1L

Ignition Coils - 2,4,6,8 (8.1L)

On the right rocker cover

Engine Controls Component Views in Engine Controls - 8.1L

Engine Controls Connector End Views in Engine Controls - 8.1L

Ignition Control Module (ICM)

Right rear of the engine near the grounding strap

Engine Controls Component Views in Engine Controls - 4.3L

Engine Controls Connector End Views in Engine Controls - 4.3L

Ignition Key Alarm Switch

Part of the steering column assembly

--

Instrument Panel, Gages, and Console Connector End Views in Instrument Panel, Gages and Console

Ignition Lock Cylinder Case

Part of the steering column assembly

--

Theft Deterrent System Connector End Views in Theft Deterrent

Inadvertent Power Relay

In the Relay Block - Body

Electrical Center Identification Views

--

Inflatable Restraint Electronic Frontal Sensor (EFS)

Under the front center of the vehicle near the radiator support frame

--

SIR Connector End Views in SIR

Inflatable Restraint Front End Discriminating Sensor

On the underside of the radiator core support

SIR Component Views in SIR

SIR Connector End Views in SIR

Inflatable Restraint I/P Module

On the right side of the I/P above the I/P compartment

SIR Component Views in SIR

SIR Connector End Views in SIR

Inflatable Restraint I/P Module Disable Switch

Near the center of the I/P below the HVAC control module

SIR Component Views in SIR

SIR Connector End Views in SIR

Inflatable Restraint Sensing/Diagnostic Module (SDM)

Under the driver seat

SIR Component Views in SIR

SIR Connector End Views in SIR

Inflatable Restraint Side Impact Module - Left

On the left side of the driver seat frame

SIR Component Views in SIR

SIR Connector End Views in SIR

Inflatable Restraint Side Impact Module - Right

On the right side of the passenger seat frame

SIR Component Views in SIR

SIR Connector End Views in SIR

Inflatable Restraint Side Impact Sensor (SIS) - Left

In the lower part of the left door

SIR Component Views in SIR

SIR Connector End Views in SIR

Inflatable Restraint Side Impact Sensor (SIS) - Right

In the lower part of the right door

SIR Component Views in SIR

SIR Connector End Views in SIR

Inflatable Restraint Steering Wheel Module Coil

In the center of the steering wheel

SIR Component Views in SIR

SIR Connector End Views in SIR

Inside Rearview Mirror

On the top center of the windshield

Stationary Windows Component Views in Stationary Windows

Stationary Windows Connector End Views in Stationary Windows

Instrument Panel Cluster (IPC)

On the left side of the I/P above the steering column

Instrument Panel, Gages, and Console Component Views in Instrument Panel, Gages and Console

Instrument Panel, Gages, and Console Connector End Views in Instrument Panel, Gages and Console

Intake Air Heater (IAH) (6.6L)

Inside the air intake pipe under the upper intake manifold sight shield

Engine Controls Component Views in Engine Controls - 6.6L

--

Intake Air Heater (IAH) Relay (6.6L)

Part of the glow plug relay located in the rear of the engine

Engine Controls Component Views in Engine Controls - 6.6L

--

Intake Air Temperature (IAT)/Mass Air Flow (MAF) Sensor (4.3L)

Part of the mass airflow sensor in the air induction tube

Engine Controls Component Views in Engine Controls - 4.3L

Engine Controls Connector End Views in Engine Controls - 4.3L

Intake Air Temperature (IAT)/Mass Air Flow (MAF) Sensor (4.8L,5.3L,6.0L)

Part of the mass airflow sensor in the air induction tube

Engine Controls Component Views in Engine Controls - 4.8L,5.3L,6.0L

Engine Controls Connector End Views in Engine Controls - 4.8L,5.3L,6.0L

Intake Air Temperature (IAT)/Mass Air Flow (MAF) Sensor (8.1L)

Part of the mass airflow sensor in the air induction tube

Engine Controls Component Views in Engine Controls - 8.1L

Engine Controls Connector End Views in Engine Controls - 8.1L

Intake Air Temperature (IAT)/Mass Air Flow (MAF) Sensor (6.6L)

Part of the mass airflow sensor in the air induction tube

Engine Controls Component Views in Engine Controls - 6.6L

Engine Controls Connector End Views in Engine Controls - 6.6L

I/P Compartment Lamp

On the lower right side of the I/P

Lighting Systems Component Views in Lighting Systems

Lighting Systems Connector End Views in Lighting Systems

Junction Block-Battery Cable

In the right front of engine compartment

Engine Electrical Component Views in Engine Electrical

--

Junction Block - Rear Lamps

In the front of the rear bumper on the crossmember

Lighting Systems Component Views in Lighting Systems

Lighting Systems Connector End Views in Lighting Systems

Knock Sensor (KS) (4.3L)

On the top of the engine block near the left rear

Engine Controls Component Views in Engine Controls - 4.3L

Engine Controls Connector End Views in Engine Controls - 4.3L

Knock Sensor (KS) 1 (4.8L,5.3L,6.0L)

In the valley under the intake manifold near the front of the engine

Engine Controls Component Views in Engine Controls - 4.8L,5.3L,6.0L

Engine Controls Connector End Views in Engine Controls - 4.8L,5.3L,6.0L

Knock Sensor (KS) 2 (4.8L,5.3L,6.0L)

In the valley under the intake manifold near the rear of the engine

Engine Controls Component Views in Engine Controls - 4.8L,5.3L,6.0L

Engine Controls Connector End Views in Engine Controls - 4.8L,5.3L,6.0L

Knock Sensor (KS) Bank 1 (8.1L)

On the middle left side of engine under the exhaust manifold

Engine Controls Component Views in Engine Controls - 8.1L

Engine Controls Connector End Views in Engine Controls - 8.1L

Knock Sensor (KS) Bank 2 (8.1L)

On the right side of engine under the exhaust manifold near the starter

Engine Controls Component Views in Engine Controls - 8.1L

Engine Controls Connector End Views in Engine Controls - 8.1L

License Lamp - Left

In the left center of the rear bumper

Lighting Systems Component Views in Lighting Systems

Lighting Systems Connector End Views in Lighting Systems

License Lamp - Right

In the right center of the rear bumper

Lighting Systems Component Views in Lighting Systems

Lighting Systems Connector End Views in Lighting Systems

Lumbar/Bolster Switch - Driver

On the left front side of the driver seat

Power Seat Component Views in Seats

Power Seat Connector End Views in Seats

Lumbar/Bolster Switch - Front Passenger

On the right front side of the front passenger seat

Power Seat Component Views in Seats

Power Seat Connector End Views in Seats

Manifold Absolute Pressure (MAP) Sensor (4.3L)

At the top rear of the engine on the intake manifold

Engine Controls Component Views in Engine Controls - 4.3L

Engine Controls Connector End Views in Engine Controls - 4.3L

Manifold Absolute Pressure (MAP) Sensor (4.8L,5.3L,6.0L)

At the top rear of the engine on the intake manifold

Engine Controls Component Views in Engine Controls - 4.8L,5.3L,6.0L

Engine Controls Connector End Views in Engine Controls - 4.8L,5.3L,6.0L

Manifold Absolute Pressure (MAP) Sensor (8.1L)

At the top rear of the engine on the intake manifold

Engine Controls Component Views in Engine Controls - 8.1L

Engine Controls Connector End Views in Engine Controls - 8.1L

Map Lamps

Part of the overhead console assembly

Lighting Systems Component Views in Lighting Systems

Lighting Systems Connector End Views in Lighting Systems

Marker Lamp - LF

On the right front of the vehicle

Lighting Systems Component Views in Lighting Systems

Lighting Systems Connector End Views in Lighting Systems

Marker Lamps - LR (Dual Rear Wheel)

On the left rear wheel fender

Lighting Systems Component Views in Lighting Systems

Lighting Systems Connector End Views in Lighting Systems

Marker Lamp - RF

On the right front of the vehicle

Lighting Systems Component Views in Lighting Systems

Lighting Systems Connector End Views in Lighting Systems

Marker Lamps - RR (Dual Rear Wheel)

On the right rear wheel fender

Lighting Systems Component Views in Lighting Systems

Lighting Systems Connector End Views in Lighting Systems

Marker Lamp -Tailgate

On the rear tailgate

Lighting Systems Component Views in Lighting Systems

Lighting Systems Connector End Views in Lighting Systems

Mass Air Flow (MAF) Sensor (4.3L)

In the air induction tube near the air cleaner assembly

Engine Controls Component Views in Engine Controls - 4.3L

Engine Controls Connector End Views in Engine Controls - 4.3L

Mass Air Flow (MAF) Sensor (4.8L,5.3L,6.0L)

In the air induction tube near the air cleaner assembly

Engine Controls Component Views in Engine Controls - 4.8L,5.3L,6.0L

Engine Controls Connector End Views in Engine Controls - 4.8L,5.3L,6.0L

Mass Air Flow (MAF) Sensor (8.1L)

In the air induction tube near the air cleaner assembly

Engine Controls Component Views in Engine Controls - 8.1L

Engine Controls Connector End Views in Engine Controls - 8.1L

Memory Seat Module (MSM)

Fastened to the underside of the driver seat

Power Seat Component Views in Seats

Power Seat Connector End Views in Seats

Memory Seat Switch

On the driver door panel

Power Seat Component Views in Seats

Power Seat Connector End Views in Seats

Mini Wedge (Door Jamb Switch) - Driver (Uplevel)

Part of the left door latch assembly

Lighting Systems Component Views in Lighting Systems

Lighting Systems Connector End Views in Lighting Systems

Mini Wedge (Door Jamb Switch) - Front Passenger

Part of the left door latch assembly

Lighting Systems Component Views in Lighting Systems

Lighting Systems Connector End Views in Lighting Systems

Mini Wedge (Door Jamb Switch) - LR

Part of the left rear door latch assembly

Lighting Systems Component Views in Lighting Systems

Lighting Systems Connector End Views in Lighting Systems

Mini Wedge (Door Jamb Switch) - RR

Part of the right rear door latch assembly

Lighting Systems Component Views in Lighting Systems

Lighting Systems Connector End Views in Lighting Systems

Mode Actuator (Manual HVAC)

On the left side of the HVAC control assembly

HVAC Component Views in HVAC Systems - Manual

HVAC Connector End Views in HVAC Systems - Manual

Mode Actuator (Automatic HVAC)

On the left side of the HVAC control assembly

HVAC Component Views in HVAC - Auto

HVAC Connector End Views in HVAC - Auto

OnStar® Button Assembly

On the rearview mirror

Cellular Communication Component Views in Cellular Communication

Cellular Communication Connector End Views in Cellular Communication

Outside Rearview Mirror - Driver

Outside of the left door

Power Door Systems Component Views in Doors

Power Door Systems Connector End Views in Doors

Outside Rearview Mirror - Passenger

Outside of the right door

Power Door Systems Component Views in Doors

Power Door Systems Connector End Views in Doors

Outside Rearview Mirror Switch

On the left door trim panel armrest

Power Door Systems Component Views in Doors

Power Door Systems Connector End Views in Doors

PTC Thermistor-Driver

Attached to the seat harness under the seat

Power Seat Component Views in Seats

Power Seat Connector End Views in Seats

PTC Thermistor-Passenger

Attached to the seat harness under the seat

Power Seat Component Views in Seats

Power Seat Connector End Views in Seats

Park Brake Switch

Part of the park brake assembly

Hydraulic Brake Component Views in Hydraulic Brakes

Hydraulic Brake Connector End Views in Hydraulic Brakes

Park Lamp Relay

In the Relay Block - Body

Electrical Center Identification Views

--

Park/Neutral Position (PNP) Switch (4.3L)

On the left side of the transmission

Engine Controls Component Views in Engine Controls - 4.3L

Engine Controls Connector End Views in Engine Controls - 4.3L

Park/Neutral Position (PNP) Switch (4.8L,5.3L,6.0L)

On the left side of the transmission

Engine Controls Component Views in Engine Controls - 4.8L,5.3L,6.0L

Engine Controls Connector End Views in Engine Controls - 4.8L,5.3L,6.0L

Park/Neutral Position (PNP) Switch (6.6L)

On the left side of the transmission

Engine Controls Component Views in Engine Controls - 6.6L

Engine Controls Connector End Views in Engine Controls - 6.6L

Park/Neutral Position (PNP) Switch (8.1L)

On the left side of the transmission

Engine Controls Component Views in Engine Controls - 8.1L

Engine Controls Connector End Views in Engine Controls - 8.1L

Park/Neutral Position (PNP) Switch (Allison)

On the left side of the transmission

Automatic Transmission Electronic Component Views in Automatic Transmission - Allison

Automatic Transmission Related Connector End Views in Automatic Transmission - Allison

Park/Turn Signal Lamp - LF

On the left front of the vehicle

Lighting Systems Component Views in Lighting Systems

Lighting Systems Connector End Views in Lighting Systems

Park/Turn Signal Lamp - LR

On the left rear of the vehicle

Lighting Systems Component Views in Lighting Systems

Lighting Systems Connector End Views in Lighting Systems

Park/Turn Signal Lamp - RF

On the right front of the vehicle

Lighting Systems Component Views in Lighting Systems

Lighting Systems Connector End Views in Lighting Systems

Park/Turn Signal Lamp - RR

On the right rear of the vehicle

Lighting Systems Component Views in Lighting Systems

Lighting Systems Connector End Views in Lighting Systems

Park Switch

Part of the steering column assembly

--

Instrument Panel, Gages, and Console Connector End Views in Instrument Panel, Gages and Console

Power Take Off (PTO) Relay (6.6L)

Attached to the Fuse Block - Underhood Bracket in the engine compartment

Engine Controls Component Views in Engine Controls - 6.6L

Engine Controls Connector End Views in Engine Controls - 6.6L

Power Take Off (PTO) Relay (8.1L)

Attached to the Fuse Block - Underhood Bracket in the engine compartment

Engine Controls Component Views in Engine Controls - 8.1L

Engine Controls Connector End Views in Engine Controls - 8.1L

Power Take Off (PTO) Switch (6.6L)

On the left side of the I/P compartment area

--

Engine Controls Connector End Views in Engine Controls - 6.6L

Power Take Off (PTO) Switch (8.1L)

On the left side of the I/P compartment area

--

Engine Controls Connector End Views in Engine Controls - 8.1L

Powertrain Control Module (PCM) - 4.3L

Near the left front inside the engine compartment

Engine Controls Component Views in Engine Controls - 4.3L

Powertrain Control Module Connector End Views in Engine Controls - 4.3L

Powertrain Control Module (PCM) 4.8L,5.3L,6.0L

Near the left front inside the engine compartment

Engine Controls Component Views in Engine Controls - 4.8L,5.3L,6.0L

Powertrain Control Module Connector End Views in Engine Controls - 4.8L,5.3L,6.0L

Powertrain Control Module (PCM) - 8.1L

Near the left front inside the engine compartment

Engine Controls Component Views in Engine Controls - 8.1L

Powertrain Control Module Connector End Views in Engine Controls - 8.1L

Propshaft Speed Sensor - Front

On the left side of the transfer case at the propshaft output

Transfer Case Control Component Views in Transfer Case - NVG 246 - NP8 (Two Speed Automatic)

Transfer Case Control Connector End Views in Transfer Case - NVG 246 - NP8 (Two Speed Automatic)

Propshaft Speed Sensor - Rear

In the extension housing of the transfer case

Transfer Case Control Component Views in Transfer Case - NVG 246 - NP8 (Two Speed Automatic)

Transfer Case Control Connector End Views in Transfer Case - NVG 246 - NP8 (Two Speed Automatic)

Radio

In the center of the IP

Entertainment Component Views in Entertainment

Entertainment Connector End Views in Entertainment

RAP 1 Relay

In the Fuse Block-Left I/P

Electrical Center Identification Views

--

RAP 2 Relay

In the Fuse Block-Right I/P

Electrical Center Identification Views

--

Reading Lamps Overhead Console

Part of the overhead console

Lighting Systems Component Views in Lighting Systems

Lighting Systems Connector End Views in Lighting Systems

Rear Dome Lamp

At the rear of the headliner

Lighting Systems Component Views in Lighting Systems

Lighting Systems Connector End Views in Lighting Systems

Rear Position Sensor

Near the steering gear assembly at the left rear of the vehicle

Rear Wheel Steering Component Views in Rear Wheel Steering

Rear Wheel Steering Connector End Views in Rear Wheel Steering

Rear Seat Audio (RSA) Controller

In the front floor console

Entertainment Component Views in Entertainment

Entertainment Connector End Views in Entertainment

Rear Wheel Steering Mode Select Switch

To the right of the center console

Rear Wheel Steering Component Views in Rear Wheel Steering

Rear Wheel Steering Connector End Views in Rear Wheel Steering

Rear Wheel Steering Control Module

At the left rear underbody of vehicle near the spare tire bracket

Rear Wheel Steering Component Views in Rear Wheel Steering

Rear Wheel Steering Connector End Views in Rear Wheel Steering

Rear Window Defogger Relay

In the Fuse Block - Underhood

Electrical Center Identification Views

--

Rear Window Defogger Grid

On the rear glass

Stationary Windows Component Views in Stationary Windows

Stationary Windows Connector End Views in Stationary Windows

Recirculation Actuator (Manual HVAC)

In the top center of the HVAC module assembly

HVAC Component Views in HVAC Systems - Manual

HVAC Connector End Views in HVAC Systems - Manual

Recirculation Actuator (Automatic HVAC)

In the top center of the HVAC module assembly

HVAC Component Views in HVAC Systems - Automatic

HVAC Connector End Views in HVAC Systems - Automatic

Relay Block-Body

Under the left side of the instrument panel near the left kick panel

Electrical Center Identification Views and Power and Grounding Component Views

Power and Grounding Connector End Views

Remote Control Door Lock Receiver (RCDLR)

In the top center of the I/P near the instrument cluster

Keyless Entry Component Views in Keyless Entry

Keyless Entry Connector End Views in Keyless Entry

Remote Playback Device - CD Player

In the top of the center front floor console

Entertainment Component Views in Entertainment

Entertainment Connector End Views in Entertainment

Roof Beacon Relay

Near the lower left B pillar

Lighting Systems Component Views in Lighting Systems

Lighting Systems Connector End Views in Lighting Systems

Roof Beacon Switch

At the center of the I/P

Lighting Systems Component Views in Lighting System

Lighting Systems Connector End Views in Lighting Systems

Roof Marker Lamp-Left

On the left front of the cab roof

Lighting Systems Component Views in Lighting System

Lighting Systems Connector End Views in Lighting Systems

Roof Marker Lamp-Right

On the right front of the cab roof

Lighting Systems Component Views in Lighting System

Lighting Systems Connector End Views in Lighting Systems

Seat Adjuster Switch - Driver

On the left side of the seat

Power Seat Component Views in Seats

Power Seat Connector End Views in Seats

Seat Adjuster Switch - Front Passenger

On the right side of the seat

Power Seat Component Views in Seats

Power Seat Connector End Views in Seats

Seat Belt Switch

In the seat belt buckle

Seat Belt Component Views in Seat Belts

Seat Belt Connector End Views in Seat Belts

Seat Bolster Motor - Driver

Under the driver seat

Power Seat Component Views in Seats

Power Seat Connector End Views in Seats

Seat Bolster Motor - Front Passenger

Under the passenger seat

Power Seat Component Views in Seats

Power Seat Connector End Views in Seats

Seat Front Vertical Position Sensor-Driver

Under the driver seat

Power Seat Component Views in Seats

Power Seat Connector End Views in Seats

Seat Horizontal Motor

Under the seat

Power Seat Component Views in Seats

Power Seat Connector End Views in Seats

Seat Front Vertical Motor

Under the seat

Power Seat Component Views in Seats

Power Seat Connector End Views in Seats

Seat Rear Vertical Motor

Under the seat

Power Seat Component Views in Seats

Power Seat Connector End Views in Seats

Seat Lumbar Motor - Driver

Under the seat

Power Seat Component Views in Seats

Power Seat Connector End Views in Seats

Seat Lumbar Motor - Front Passenger

Under the seat

Power Seat Component Views in Seats

Power Seat Connector End Views in Seats

Seat Recliner Motor

Under the driver/passenger seat

Power Seat Component Views in Seats

Power Seat Connector End Views in Seats

Seat recliner Motor Position Sensor-Driver

Under the driver seat

Power Seat Component Views in Seats

Power Seat Connector End Views in Seats

Secondary Air Injection (AIR) Pump (4.3L)

At the right rear of the engine compartment near the front of the dash

Engine Controls Component Views in Engine Controls - 4.3L

Engine Controls Connector End Views in Engine Controls - 4.3L

Secondary Air Injection (AIR) Pump (4.8L,5.3L,6.0L)

At the right rear of the engine compartment near the front of the dash

Engine Controls Component Views in Engine Controls - 4.8L,5.3L,6.0L

Engine Controls Connector End Views in Engine Controls - 4.8L,5.3L,6.0L

Secondary Air Injection (AIR) Pump (6.6L)

At the right rear of the engine compartment near the front of the dash

Engine Controls Component Views in Engine Controls - 6.6L

Engine Controls Connector End Views in Engine Controls - 6.6L

Secondary Air Injection (AIR) Pump (8.1L)

At the right rear of the engine compartment near the front of the dash

Engine Controls Component Views in Engine Controls - 8.1L

Engine Controls Connector End Views in Engine Controls - 8.1L

Secondary Air Injection (AIR) Relay (4.3L)

At the right rear of the engine compartment near the front of the dash

Engine Controls Component Views in Engine Controls - 4.3L

Engine Controls Connector End Views in Engine Controls - 4.3L

Secondary Air Injection (AIR) Relay (4.8L,5.3L,6.0L)

At the right rear of the engine compartment near the front of the dash

Engine Controls Component Views in Engine Controls - 4.8L,5.3L,6.0L

Engine Controls Connector End Views in Engine Controls - 4.8L,5.3L,6.0L

Secondary Air Injection (AIR) Relay (6.6L)

At the right rear of the engine compartment near the front of the dash

Engine Controls Component Views in Engine Controls - 6.6L

Engine Controls Connector End Views in Engine Controls - 6.6L

Secondary Air Injection (AIR) Relay (8.1L)

At the right rear of the engine compartment near the front of the dash

Engine Controls Component Views in Engine Controls - 8.1L

Engine Controls Connector End Views in Engine Controls - 8.1L

Secondary Air Injection (AIR) Solenoid (4.3L)

At the right rear of the engine compartment near the front of the dash

Engine Controls Component Views in Engine Controls - 4.3L

Engine Controls Connector End Views in Engine Controls - 4.3L

Secondary Air Injection (AIR) Solenoid (4.8L,5.3L,6.0L)

At the right rear of the engine compartment near the front of the dash

Engine Controls Component Views in Engine Controls - 4.8L,5.3L,6.0L

Engine Controls Connector End Views in Engine Controls - 4.8L,5.3L,6.0L

Secondary Air Injection (AIR) Solenoid (6.6L)

At the right rear of the engine compartment

Engine Controls Component Views in Engine Controls - 6.6L

Engine Controls Connector End Views in Engine Controls - 6.6L

Secondary Air Injection (AIR) Solenoid (8.1L)

At the right rear of the engine compartment

Engine Controls Component Views in Engine Controls - 8.1L

Engine Controls Connector End Views in Engine Controls - 8.1L

Selectable Ride Switch

In the center of the instrument panel

Suspension Controls Component Views in Selectable Ride

Suspension Controls Connector End Views in Selectable Ride

Shock Absorber Solenoid - LF (MSR)

Part of the left front shock

Suspension Controls Component Views in Selectable Ride

Suspension Controls Connector End Views in Selectable Ride

Shock Absorber Solenoid - LR (MSR)

Part of the left rear shock

Suspension Controls Component Views in Selectable Ride

Suspension Controls Connector End Views in Selectable Ride

Shock Absorber Solenoid - RF (MSR)

Part of the right front shock

Suspension Controls Component Views in Selectable Ride

Suspension Controls Connector End Views in Selectable Ride

Shock Absorber Solenoid - RR (MSR)

Part of the right rear shock

Suspension Controls Component Views in Selectable Ride

Suspension Controls Connector End Views in Selectable Ride

Speaker - LF Door

On the left door trim panel

Entertainment Component Views in Entertainment

Entertainment Connector End Views in Entertainment

Speaker - LF Door (Tweeter)

On the left door trim panel

--

Entertainment Connector End Views in Entertainment

Speaker - RF Door

On the right door trim panel

Entertainment Component Views in Entertainment

Entertainment Connector End Views in Entertainment

Speaker - RF Door (Tweeter)

On the right door trim panel

--

Entertainment Connector End Views in Entertainment

Speaker - LR Door

On the left rear door trim panel

Entertainment Component Views in Entertainment

Entertainment Connector End Views in Entertainment

Speaker - RR Door

On the right rear door trim panel

Entertainment Component Views in Entertainment

Entertainment Connector End Views in Entertainment

Speaker - Left A Pillar Tweeter

On the left A pillar

Entertainment Component Views in Entertainment

Entertainment Connector End Views in Entertainment

Speaker - Right A Pillar Tweeter

On the right A pillar

Entertainment Component Views in Entertainment

Entertainment Connector End Views in Entertainment

Steering Gear Motor Assembly (QS4)

At the rear of the vehicle near the spare tire bracket

Rear Wheel Steering Component Views in Rear Wheel Steering

Rear Wheel Steering Connector End Views in Rear Wheel Steering

Steering Wheel Audio Controls

On the steering wheel

Entertainment Component Views in Entertainment

Entertainment Connector End Views in Entertainment

Steering Wheel Module

In the center of the steering wheel

SIR Component Views in SIR

SIR Connector End Views in SIR

Steering Wheel Speed/Position Sensor

Part of the steering column assembly

Rear Wheel Steering Component Views in Rear Wheel Steering

Rear Wheel Steering Connector End Views in Rear Wheel Steering

Stoplamp Switch

At the top of the brake pedal

Lighting Systems Component Views in Lighting Systems

Lighting Systems Connector End Views in Lighting Systems

Sunload Sensor

In the center of the I/P near the defrost deflectors

HVAC Component Views in HVAC Systems - Automatic

HVAC Connector End Views in HVAC Systems - Automatic

Tail Lamp Assembly (Dual Rear Wheel)

Below the tailgate on the rear of the vehicle

Lighting Systems Component Views in Lighting Systems

Lighting Systems Connector End Views in Lighting Systems

Tail/Stop Lamp - Left

On the left rear of the vehicle

Lighting Systems Component Views in Lighting Systems

Lighting Systems Connector End Views in Lighting Systems

Tail/Stop Lamp - Right

On the right rear of the vehicle

Lighting Systems Component Views in Lighting Systems

Lighting Systems Connector End Views in Lighting Systems

Throttle Actuator Control (TAC) Module (4.8L,5.3L,6.0L)

In the right rear of engine compartment near the Fuse Block - Underhood

Engine Controls Component Views in Engine Controls - 4.8L,5.3L,6.0L

Engine Controls Connector End Views in Engine Controls - 4.8L,5.3L,6.0L

Throttle Actuator Control (TAC) Module (8.1L)

In the right rear of engine compartment near the Fuse Block - Underhood

Engine Controls Component Views in Engine Controls - 8.1L

Engine Controls Connector End Views in Engine Controls - 8.1L

Throttle Actuator Control (TAC) Motor (4.8L,5.3L,6.0L)

On the right side of the throttle body

Engine Controls Component Views in Engine Controls - 4.8L,5.3L,6.0L

Engine Controls Connector End Views in Engine Controls - 4.8L,5.3L,6.0L

Throttle Position (TP) Sensor (4.3L)

On the throttle body housing

Engine Controls Component Views in Engine Controls - 4.3L

Engine Controls Connector End Views in Engine Controls - 4.3L

Throttle Position (TP) Sensor (4.8L,5.3L,6.0L)

On the throttle body housing

Engine Controls Component Views in Engine Controls - 4.8L,5.3L,6.0L

Engine Controls Connector End Views in Engine Controls - 4.8L,5.3L,6.0L

Throttle Position (TP) Sensor (8.1L)

On the throttle body housing

--

Engine Controls Connector End Views in Engine Controls - 8.1L

Throttle Position (TP) Sensor (Dual Track)

On the throttle body housing

Engine Controls Component Views in Engine Controls - 4.8L,5.3L,6.0L

Engine Controls Connector End Views in Engine Controls - 4.8L,5.3L,6.0L

Tow/Haul Switch

At the end of the shift lever

--

Automatic Transmission Related Connector End Views in Automatic Transmission-4L60-E

Traction Control Switch

On the left side of the I/P

Antilock Brake System Component Views in Antilock Brake System

Antilock Brake System Connector End Views in Antilock Brake System

Trailer Connector - Heavy Duty

At the rear of the vehicle at the rear bumper

Lighting Systems Component Views in Lighting Systems

Lighting Systems Connector End Views in Lighting Systems

Trailer Connector - Light Duty

At the rear of the vehicle at the rear bumper

Lighting Systems Component Views in Lighting Systems

Lighting Systems Connector End Views in Lighting Systems

Transfer Case (Selectable)

Under the center of the vehicle attached to the transmission

Transfer Case Control Component Views in Transfer Case - NVG - 263 - NP1 (Selectable)

Transfer Case Control Connector End Views in Transfer Case - NVG - 263 - NP1 (Selectable)

Transfer Case (Two Speed Automatic)

Under the center of the vehicle attached to the transmission

Transfer Case Control Component Views in Transfer Case - NVG 246 - NP8 (Two Speed Automatic)

Transfer Case Control Connector End Views in Transfer Case - NVG 246 - NP8 (Two Speed Automatic)

Transfer Case (Two Speed Manual)

Under the center of the vehicle attached to the transmission

Transfer Case Control Component Views in Transfer Case - NVG 261 - NP2 (Two Speed Manual)

Transfer Case Control Connector End Views in Transfer Case - NVG 261 - NP2 (Two Speed Manual)

Transfer Case Encoder Motor

On the front left side of the transfer case

Transfer Case Control Connector End Views in Transfer Case-NVG 236/246-NP8

Transfer Case Control Connector End Views in Transfer Case-NVG 263-NP1

Transfer Case Shift Control Module (Selectable)

To the left of the instrument cluster behind the headlamp switch

Transfer Case Control Component Views in Transfer Case - NVG - 263 - NP1 (Selectable)

Transfer Case Control Connector End Views in Transfer Case - NVG - 263 - NP1 (Selectable)

Transfer Case Shift Control Module (Manual)

To the left of the instrument cluster behind the headlamp switch

Transfer Case Control Component Views in Transfer Case - NVG 261 - NP2 (Two Speed Manual)

Transfer Case Control Connector End Views in Transfer Case - NVG 261 - NP2 (Two Speed Manual)

Transfer Case Shift Control Module (Two Speed Automatic)

To the left of the instrument cluster behind the headlamp switch

Transfer Case Control Component Views in Transfer Case - NVG 246 - NP8 (Two Speed Automatic)

Transfer Case Control Connector End Views in Transfer Case - NVG 246 - NP8 (Two Speed Automatic)

Transfer Case Shift Control Switch (Manual)

On the left front of the transfer case

Transfer Case Control Component Views in Transfer Case - NVG 261 - NP2 (Two Speed Manual)

Transfer Case Control Connector End Views in Transfer Case - NVG 261 - NP2 (Two Speed Manual)

Transfer Case Shift Control Switch (Selectable)

On the left front of the transfer case

Transfer Case Control Component Views in Transfer Case - NVG - 263 - NP1 (Selectable)

Transfer Case Control Connector End Views in Transfer Case - NVG - 263 - NP1 (Selectable)

Transmission Control Module (TCM) - Allison

Near the left front of engine compartment

Automatic Transmission Electronic Component Views in Automatic Transmission - Allison

Automatic Transmission Related Connector End Views in Automatic Transmission - Allison

Turn Signal Lamp - LF

On the left front of vehicle

Lighting Systems Component Views in Lighting Systems

Lighting Systems Connector End Views in Lighting Systems

Turn Signal Lamp - LR

On the left rear of vehicle

Lighting Systems Component Views in Lighting Systems

Lighting Systems Connector End Views in Lighting Systems

Turn Signal Lamp - RF

On the right front of vehicle

Lighting Systems Component Views in Lighting Systems

Lighting Systems Connector End Views in Lighting Systems

Turn Signal Lamp - RR

On the left rear of vehicle

Lighting Systems Component Views in Lighting Systems

Lighting Systems Connector End Views in Lighting Systems

Turn Signal/Multifunction Switch

On the left side of the steering column assembly

Lighting Systems Component Views in Lighting Systems

--

Underhood Lamp

On the underside of the hood

Lighting Systems Component Views in Lighting Systems

Lighting Systems Connector End Views in Lighting Systems

Vanity Mirror Lamp-Left

On the drivers overhead visor

Lighting Systems Component Views in Lighting Systems

Lighting Systems Connector End Views in Lighting Systems

Vanity Mirror Lamp-Right

On the passengers overhead visor

Lighting Systems Component Views in Lighting Systems

Lighting Systems Connector End Views in Lighting Systems

Vehicle Communication Unit (VCU)

In the left side of I/P near the instrument cluster

Cellular Communication Component Views in Cellular Communication

Cellular Communication Connector End Views in Cellular Communication

Vehicle Interface Unit (VIU)

In the right side of I/P above the compartment box

Cellular Communication Component Views in Cellular Communication

Cellular Communication Connector End Views in Cellular Communication

Vehicle Speed Sensor (VSS) - Allison

On the left side of the transmission

Automatic Transmission Electronic Component Views in Automatic Transmission - Allison

Automatic Transmission Related Connector End Views in Automatic Transmission - Allison

Vehicle Speed Sensor (VSS) - 4L60-E

On the left side of the transmission

Automatic Transmission Electronic Component Views in Automatic Transmission - 4L60-E

Automatic Transmission Related Connector End Views in Automatic Transmission - 4L60-E

Vehicle Speed Sensor (VSS) - 4L80-E

On the left side of the transmission

Automatic Transmission Electronic Component Views in Automatic Transmission - 4L80-E

Automatic Transmission Related Connector End Views in Automatic Transmission - 4L80-E

Vehicle Speed Sensor (VSS) - Transfer Case

On the top left side of the transfer case

Transfer Case Control Component Views in Transfer Case - NVG 246 - NP8 (Two Speed Automatic)

Transfer Case Control Connector End Views in Transfer Case - NVG 246 - NP8 (Two Speed Automatic)

Vehicle Speed Sensor (VSS) Adapter (4WD Only) - 4.8L,5.3L,6.0L

On the left side of the transmission

Engine Controls Component Views in Engine Controls - 4.8L,5.3L,6.0L

Engine Controls Connector End Views in Engine Controls - 4.8L,5.3L,6.0L

Vehicle Speed Sensor (VSS) Adapter (4WD Only) - 8.1L

On the left side of the transmission

Engine Controls Component Views in Engine Controls - 8.1L

Engine Controls Connector End Views in Engine Controls - 8.1L

Washer Fluid Level Sensor

In the washer fluid reservoir

Instrument Panel, Gages, and Console Component Views in Instrument Panel, Gages and Console

Instrument Panel, Gages, and Console Connector End Views in Instrument Panel, Gages and Console

Water In Fuel Sensor (6.6L)

Attached to the fuel filter element

Engine Controls Component Views in Engine Controls - 6.6L

--

Wheel Speed Sensor (WSS) - LF

On the left hub and bearing assembly

Antilock Brake System Component Views in Antilock Brake System

Antilock Brake System Connector End Views in Antilock Brake System

Wheel Speed Sensor (WSS) - RF

On the right hub and bearing assembly

Antilock Brake System Component Views in Antilock Brake System

Antilock Brake System Connector End Views in Antilock Brake System

Window/Door Lock Switch - Driver

On the left door trim panel armrest

Power Door Systems Component Views in Doors

Power Door Systems Connector End Views in Doors

Window/Door Lock Switch - Front Passenger

On the right front door trim panel

Power Door Systems Component Views in Doors

Power Door Systems Connector End Views in Doors

Window Motor - Driver

In the driver door

Power Door Systems Component Views in Doors

Power Door Systems Connector End Views in Doors

Window Motor - Front Passenger

In the passenger door

Power Door Systems Component Views in Doors

Power Door Systems Connector End Views in Doors

Window Motor - LR

In the left rear door

Power Door Systems Component Views in Doors

Power Door Systems Connector End Views in Doors

Window Motor - RR

In the right rear door

Power Door Systems Component Views in Doors

Power Door Systems Connector End Views in Doors

Windshield Washer Pump

In the washer reservoir

Wiper/Washer Component Views in Wipers/Washer Systems

Wiper/Washer Connector End Views in Wipers/Washer Systems

Windshield Wiper Motor Module

Under the cowl near the wiper arms.

Wiper/Washer Component Views in Wipers/Washer Systems

Wiper/Washer Connector End Views in Wipers/Washer Systems

Windshield Wiper (WSW)/Washer Switch

Part of the multi functional switch on the steering column assembly

--

--

Yaw/ Rate Sensor

Under the passenger seat

Rear Wheel Steering Component Views in Rear Wheel Steering

Rear Wheel Steering Connector End Views in Rear Wheel Steering

C100

Under the Fuse Block - Underhood

Harness Routing Views

Inline Harness Connector End Views

C102

Under the Fuse Block - Underhood

Harness Routing Views

Inline Harness Connector End Views

C103

Attached to the front side of the Fuse Block - Underhood

Harness Routing Views

Inline Harness Connector End Views

C105 (Diesel)

At the left side of the engine compartment near the Fuse Block - Underhood

Harness Routing Views

Inline Harness Connector End Views

C106 (PTO)

Near the left front of the engine compartment close to the PCM/ECM connector

Harness Routing Views

Inline Harness Connector End Views

C107

At the left rear of the engine compartment on top of the valve cover

Engine Controls Component Views in Engine Controls - 6.6L

Inline Harness Connector End Views

C108

At the left rear of the engine compartment on top of the valve cover

Engine Controls Component Views in Engine Controls - 6.6L

Inline Harness Connector End Views

C109

Near the transmission close to the left oxygen sensor

--

Inline Harness Connector End Views

C111

At the right side post catalytic converter oxygen sensor jumper

--

Inline Harness Connector End Views

C115

At the left rear of engine compartment near the front dash

--

Inline Harness Connector End Views

C116

Attached to the Fuse Block-Underhood in the engine compartment

Harness Routing Views

Inline Harness Connector End Views

C117

In the engine compartment near the Fuse Block-Underhood

Harness Routing Views

Inline Harness Connector End Views

C118

Attached to the Fuse Block-Underhood in the engine compartment

Harness Routing Views

Inline Harness Connector End Views

C125 (Snowplow)

At the left front of the engine compartment on the radiator support (Snowplow Package)

Harness Routing Views

Inline Harness Connector End Views

C127 (Snowplow)

At the right front of the engine compartment on the radiator support (Snowplow Package)

Harness Routing Views

Inline Harness Connector End Views

C148

On the top left side of the engine

Engine Controls Component Views in Engine Controls - 8.1L

Inline Harness Connector End Views

C149

On the top right side of the engine

Engine Controls Component Views in Engine Controls - 8.1L

Inline Harness Connector End Views

C150 (4WD JMPR)

On the left inner fender inside the engine compartment

Harness Routing Views

Inline Harness Connector End Views

C151

On the left inner fender near the Fuse Block - Underhood

Engine Controls Component Views in Engine Controls - 4.8L,5.3L,6.0L

Inline Harness Connector End Views

C152

On the left inner fender near the Fuse Block - Underhood

Harness Routing Views

Inline Harness Connector End Views

C152A

On the left inner fender near the Fuse Block - Underhood

Harness Routing Views

Inline Harness Connector End Views

C153

On the left inner fender near the Fuse Block - Underhood

Harness Routing Views

Inline Harness Connector End Views

C154

On the left inner fender near the Junction Block - Underhood

Harness Routing Views

Inline Harness Connector End Views

C155

Near the left top front of the engine

Harness Routing Views

Inline Harness Connector End Views

C175

Engine Harness to A/T connector, on the right side of the A/T

Automatic Transmission Electronic Component Views in Automatic Transmission - Allison

Automatic Transmission Inline Harness Connector End View in Automatic Transmission - Allison

C198 ( H.D.Trailer Wiring)

On the left inner fender near the Fuse Block - Underhood

Harness Routing Views

Inline Harness Connector End Views

C199 (Camper Wiring)

Near the trailer inline connector close to the rear lamps bussing block

Harness Routing Views

Inline Harness Connector End Views

C200

At the left kick panel next to the A pillar

Harness Routing Views

Inline Harness Connector End Views

C201

On the steering column under the IP

Harness Routing Views

Inline Harness Connector End Views

C202

On the left side of the I/P on the back of the cluster

Harness Routing Views

Inline Harness Connector End Views

C204

Near the left front kick panel by the A pillar

Harness Routing Views

Inline Harness Connector End Views

C205

To the left of the I/P behind the kick panel

Harness Routing Views

Inline Harness Connector End Views

C206

To the right of I/P above the compartment box

Harness Routing Views

Inline Harness Connector End Views

C208

To the right of the I/P behind the kick panel

Harness Routing Views

Inline Harness Connector End Views

C210

At the left A pillar near the kick panel

Harness Routing Views

Inline Harness Connector End Views

C211

To the right of the I/P connected to the right of the Vehicle Interface Unit (VIU)

Harness Routing Views

Inline Harness Connector End Views

C212

In the middle of the I/P behind the radio

Harness Routing Views

Inline Harness Connector End Views

C213

Near the right side kick panel under the I/P

Harness Routing Views

Inline Harness Connector End Views

C214

In the left side of the headliner

--

Inline Harness Connector End Views

C215

In the left side of the headliner

--

Inline Harness Connector End Views

C216

Inside the steering wheel assembly

--

Inline Harness Connector End Views

C217

Inside the steering wheel assembly

--

Inline Harness Connector End Views

C218

Under the front floor console near the remote CD Player

--

Inline Harness Connector End Views

C248

In the left side of IP near the instrument cluster next to the VCU

Cellular Communication Component Views in Cellular Communication

Inline Harness Connector End Views

C250

Top center of the I/P behind the radio

Harness Routing Views

Inline Harness Connector End Views

C251

In the right side in back of the I/P compartment box

Harness Routing Views

Inline Harness Connector End Views

C252

On the left side of the I/P under the dash panel

Harness Routing Views

Inline Harness Connector End Views

C293

At the left kick panel near the left front door

Harness Routing Views

Inline Harness Connector End Views

C296

Behind the I/P compartment box

Harness Routing Views

Inline Harness Connector End Views

C297

On the lower right side of the I/P

Harness Routing Views

Inline Harness Connector End Views

C298

At the right side of the I/P at the kick panel

Harness Routing Views

Inline Harness Connector End Views

C299 (Uplevel)

At the right side of the I/P at the kick panel

Harness Routing Views

Inline Harness Connector End Views

C301

Under the left front seat

Harness Routing Views

Inline Harness Connector End Views

C302

At the left A pillar near the kick panel

Harness Routing Views

Inline Harness Connector End Views

C303 (Connection to Seat Harness)

Under the right seat

Harness Routing Views

Inline Harness Connector End Views

C304

Near the right front kick panel

Harness Routing Views

Inline Harness Connector End Views

C305 (Connection to Seat Harness)

Under the left front seat

Harness Routing Views

Inline Harness Connector End Views

C306

under the front floor console

Harness Routing Views

Inline Harness Connector End Views

C307

Under the floor console

Harness Routing Views

Inline Harness Connector End Views

C310

Between the left rear door and the body

Harness Routing Views

Inline Harness Connector End Views

C320

Under the driver memory seat

Harness Routing Views

Inline Harness Connector End Views

C321

Under the driver memory seat

Harness Routing Views

Inline Harness Connector End Views

C322

Under the driver memory seat

Harness Routing Views

Inline Harness Connector End Views

C323

Under the driver memory seat

Harness Routing Views

Inline Harness Connector End Views

C324

Under the drivers seat

Harness Routing Views

Inline Harness Connector End Views

C325

Under the drivers seat

Harness Routing Views

Inline Harness Connector End Views

C326

Under the passengers seat

Harness Routing Views

Inline Harness Connector End Views

C340

Under the front floor console

Harness Routing Views

Inline Harness Connector End Views

C354

Under the driver seat

--

Inline Harness Connector End Views

C396

Between the right rear door and the body

Harness Routing Views

Inline Harness Connector End Views

C398 (Connection to Seat Harness)

Under the passenger seat

Harness Routing Views

Inline Harness Connector End Views

C399 (Connection to Seat Harness)

Under the passenger seat

Harness Routing Views

Inline Harness Connector End Views

C402

On the left rear underbody of vehicle near the frame rail

Harness Routing Views

Inline Harness Connector End Views

C403

On the right rear underbody of vehicle near the frame rail

Harness Routing Views

Inline Harness Connector End Views

C404

On the right rear underbody of vehicle near the frame rail

Harness Routing Views

Inline Harness Connector End Views

C405

On the left rear underbody of vehicle near the frame rail

Harness Routing Views

Inline Harness Connector End Views

C950

Near the left rear wheel well

Harness Routing Views

Inline Harness Connector End Views

C951

Near the right rear wheel well

Harness Routing Views

Inline Harness Connector End Views

G100

On the left front body mount

Power and Grounding Component Views

--

G102 (Diesel)

On the right front of engine block in front of starter

Power and Grounding Component Views

--

G103

On the left rear of the engine block

Power and Grounding Component Views

--

G103 (Diesel)

On the right front of engine block

Power and Grounding Component Views

--

G104 (Gas)

On the left rear of the engine block

Power and Grounding Component Views in Wiring Systems

--

G104 (Diesel)

Lower left side of the engine block just behind the oil pressure switch

Power and Grounding Component Views in Wiring Systems

--

G105 (4.3L)

On the right front of the engine block, Battery Gnd.

Power and Grounding Component Views

--

G105 (4.8L, 5.3L, 6.0L)

On the left side of the engine block, just below the second bank exhaust

Power and Grounding Component Views

--

G105 (8.1L)

On the left front of the engine block

Power and Grounding Component Views

--

G105 (Diesel)

On the left front of the engine block

Power and Grounding Component Views

--

G106 (Diesel)

On the right front of engine (6.6L Diesel)

Power and Grounding Component Views

--

G107

Engine ground strap

Power and Grounding Component Views

--

G110

On the left front body mount

Power and Grounding Component Views

--

G200

On the right upper I/P at the A pillar

Power and Grounding Component Views

--

G203

On the left upper I/P at the A pillar

Power and Grounding Component Views

--

G302

On the left body mount

Power and Grounding Component Views

--

G304

Under the driver seat

Power and Grounding Component Views

--

G304

Under the driver seat

Power and Grounding Component Views

--

G305

Inside the passenger compartment on the left side at the B pillar

Power and Grounding Component Views

--

G306

Inside the passenger compartment on the right side at the B pillar

Power and Grounding Component Views

--

G401

On the spare tire hoist bracket

Power and Grounding Component Views

--

G403

On the left frame body mount bracket

Power and Grounding Component Views

--

P100

At the left rear of the engine compartment in the front of the dash

--

--

P301

On the left underside of vehicle near the left rear passenger door

Harness Routing Views

--

P475

In the right rear of cargo area under the vehicle

--

--

P500

Between the left front door and the body

--

--

P600

Between the right front door and the body

--

--

P700

Between the left rear door and the body

--

--

P800

Between the right rear door and the body

--

--

S100

In the forward lamp harness

--

--

S101

In the forward lamp harness

--

--

S102

In the engine harness

--

--

S103

In the engine harness

--

--

S104

In the engine harness

--

--

S108

In the engine harness

--

--

S110

In the engine harness

--

--

S113

In the engine harness

--

--

S114A

In the engine harness

--

--

S115

In the engine harness

--

--

S116

In the engine harness

--

--

S117

In the engine harness

--

--

S118

In the engine harness

--

--

S119

In the engine harness

--

--

S120

In the engine harness

--

--

S148

In the engine harness

--

--

S149

In the engine harness

--

--

S150

In the engine harness

--

--

S151

In the engine harness

--

--

S152

In the engine harness

--

--

S154

In the engine harness

--

--

S154

In the engine harness

--

--

S159

In the engine harness

--

--

S160

In the engine harness

--

--

S161

IP harness

--

--

S162

Power take off switch

--

--

S163

PTO relay/switch

--

--

S164

In the engine harness

--

--

S165

In the engine harness

--

--

S166 (LB7)

In the engine harness approximately 12.7 cm (5 in) from C112

--

--

S167 (LB7)

In the engine harness approximately 15.24 cm (6 in) from C112

--

--

S168 (LB7)

In the engine harness approximately 8.89 cm (3.5 in) from the fuel injector control module C1 breakout

--

--

S169 (LB7)

In the engine harness approximately 7.62 cm (3 in) from the fuel injector control module C1 breakout

--

--

S170

Fuel injector module grounds

--

--

S171

Fuel injector module grounds

--

--

S172

Battery feed to controller-Isuzu

--

--

S173

Ignition circuit to glow plug controller-Isuzu

--

--

S174

Intake heater relay-Isuzu

--

--

S175

Intake heater relay-Isuzu

--

--

S176

In the Isuzu engine harness

--

--

S177

In the Isuzu engine harness

--

--

S178

In the Isuzu engine harness

--

--

S179

In the Isuzu engine harness

--

--

S181 (LB7)

In the engine harness approximately 3.81 cm (1.5 in) from the C109 breakout

--

--

S182 (LB7)

In the engine harness approximately 2.54 cm (1 in) from the C109 breakout

--

--

S197

In the battery positive cable

--

--

S198

In the engine harness

--

--

S199

In the engine harness

--

--

S200

At the roof marker lamps

--

--

S201

At the roof marker lamps

--

--

S202

In the chassis harness

--

--

S234

In the steering column harness

--

--

S235

In the console harness

--

--

S236

In the console harness

--

--

S237

In the console harness

--

--

S238

In the console harness

--

--

S239

In the console harness

--

--

S240

In the console harness

--

--

S241

In the console harness

--

--

S267

In the console harness

--

--

S268

In the console harness

--

--

S272

In the console harness

--

--

S300

In the console harness

--

--

S301

In the console harness

--

--

S305

In the headliner harness

--

--

S306

In the console harness

--

--

S307

In the seat harness

--

--

S308

In the seat harness

--

--

S309

In the seat harness

--

--

S310

In the seat harness

--

--

S311

In the seat harness

--

--

S312

In the engine harness -Dual Tanks

--

--

S313

In the chassis harness

--

--

S314

In the memory seat harness

--

--

S315

In the memory seat harness

--

--

S316

In the memory seat harness

--

--

S317

In the right body harness

--

--

S400 (Camper Wiring)

In the camper wiring harness

--

--

S401 (Camper Wiring)

In the camper wiring harness

--

--

S402 (Camper Wiring)

In the camper wiring harness

--

--

S403 (Camper Wiring)

In the camper wiring harness

--

--

S404 (Camper Wiring)

In the camper wiring harness

--

--

S405 (Camper Wiring)

In the camper wiring harness

--

--

S406 (Camper Wiring)

In the camper wiring harness

--

--

S410

In the right body harness

--

--

S411

In the lift gate harness

--

--

S412

In the rear lamp harness

--

--

S413

In the rear lamp harness

--

--

S414

In the rear lamp harness

--

--

S415

In the rear lamp harness

--

--

S418

In the rear lamp harness

--

--

S420

In the headliner harness

--

--

S421

In the headliner harness

--

--

S422

In the headliner harness

--

--

S423

In the license lamp harness

--

--

S424

In the license lamp harness

--

--

S903

Tail lamp jumper harness (Dual wheel)

--

--

S904

Tail lamp jumper harness (Dual wheel)

--

--

S905

Tail lamp jumper harness (Dual wheel)

--

--

S906

Tail lamp jumper harness (Dual wheel)

--

--

S907

Tail lamp jumper harness (Dual wheel)

--

--

S950

In the chassis harness-w/rear wheel steering

--

--

SP203

On the top left side of the IP near the A pillar

Power and Grounding Component Views

Power and Grounding Connector End Views

SP205

On the left side of the IP behind the headlamp switch

Power and Grounding Component Views

Power and Grounding Connector End Views