GM Service Manual Online
For 1990-2009 cars only

Name

Location

Locator View

Connector End View

Body Control Module (SBM)

Under the right side of the IP, near the rear of the IP compartment

--

Body Control System Connector End Views in Body Control System

Cellular Telephone Handset

In the center front of the passenger compartment, in the console

--

--

Compact Disc (CD) Player

In the right side of the rear compartment, near the wheel house

Entertainment Component Views in Entertainment

Entertainment Connector End Views in Entertainment

Data Link Connector (DLC)

Under the left side of the IP, to the left of the steering column

Data Link Communications Component Views

Data Link Communications Connector End Views

Driver Door Module (DDM)

Behind the left front door trim panel, above the radio speaker

Body Control System Connector End Views in Body Control System

Body Control System Connector End Views in Body Control System

Electronic Brake (and Traction) Control Module (EBCM/EBTCM)

In the left front of the engine compartment, near the base of the radiator support

Antilock Brake System Component Views in Antilock Brake System

Antilock Brake System Connector End Views in Antilock Brake System

Heater and A/C Programmer

Under the right side of the IP, near the rear of the IP compartment

HVAC Component Views in HVAC Systems with A/C-Automatic

HVAC Connector End Views in HVAC Systems with A/C-Automatic

Inflatable Restraint Sensing and Diagnostic Module (SDM)

In the right front of the passenger compartment, below the right front passenger seat

SIR Component Views in SIR

SIR Connector End Views in SIR

Instrument Cluster

In the left side of the IP, above the steering column

Instrument Cluster and HUD Component Views in Instrument Panel, Gauges and Console

Instrument Cluster and HUD Connector End Views in Instrument Panel, Gauges and Console

IP Fuse Block

Under the right side of the IP, near the rear of the IP compartment

Power and Grounding Component Views

in Wiring Systems

Power and Grounding Connector End Views in Wiring Systems

Memory Seat Module (MSM)

On the left front of the passenger compartment, under the left front seat

--

Power Seat Connector End Views in Seats

Powertrain Control Module (PCM)

On the left front of the engine compartment, in the air cleaner housing

Engine Controls Component Views in Engine Controls-3.8L

Powertrain Control Module Connector End Views in Engine Controls-3.8L

Radio

In the center of the IP, above the HVAC control

Entertainment Component Views in Entertainment

Entertainment Connector End Views in Entertainment

Rear Fuse Block

In the center right rear of the passenger compartment, under the rear seat cushion

Power and Grounding Component Views in Wiring Systems

Power and Grounding Connector End Views in Wiring Systems

Remote Function Actuator (RFA) Module

In the center rear of the passenger compartment, under the rear shelf trim panel

Keyless Entry Component Views

in Keyless Entry

Keyless Entry Connector End Views in Keyless Entry

Theft Deterrent Module

In the left front of the passenger compartment, in the steering column

--

--

C101 (10 cavities)

The body harness to the engine harness, in the right rear of the engine compartment, near the strut tower

Harness Routing Views in Wiring Systems

Inline Harness Connector End Views in Wiring Systems

C200 (16 cavities)

The body harness to the IP harness, under the left side of the IP, to the left of the steering column

Harness Routing Views in Wiring Systems

Inline Harness Connector End Views in Wiring Systems

C203 (16 cavities)

The body harness to the IP harness, under the left side of the IP, to the left of the steering column

Harness Routing Views in Wiring Systems

Inline Harness Connector End Views in Wiring Systems

C206 (24 cavities)

The IP harness to the steering column harness, under the left side of the IP, above the steering column

Harness Routing Views in Wiring Systems

Inline Harness Connector End Views in Wiring Systems

C308 (16 cavities)

The body harness to the console harness, in the center front of the passenger compartment, under the center console

Harness Routing Views in Wiring Systems

Inline Harness Connector End Views in Wiring Systems

C309 (6 cavities) (w/o A43/WO1)

The body harness to the left seat harness, in the left side of the passenger compartment, below the front seat

Harness Routing Views in Wiring Systems

Inline Harness Connector End Views in Wiring Systems

C310 (24 cavities)

The body harness to the rear shelf harness, in the right front of the rear compartment

Harness Routing Views in Wiring Systems

Inline Harness Connector End Views in Wiring Systems

G101

On the right rear of the engine, below the power steering pump

Power and Grounding Component Views in Wiring Systems

--

G202

In the left front of the passenger compartment, under the kick panel trim plate

Power and Grounding Component Views in Wiring Systems

--

S203

In the body harness, approximately 6 cm (2.4 in) from P500 breakout

Harness Routing Views in Wiring Systems

--

S205

In the body harness, approximately 38 cm (14.9 in) from the G202 ground

Harness Routing Views in Wiring Systems

--

S210

In the IP harness, approximately 18.5 cm (7.2 in) from the head-up display module

Harness Routing Views in Wiring Systems

--

S213

In the IP harness, approximately 44 cm (17.3 in) from the HVAC control

Harness Routing Views in Wiring Systems

--