GM Service Manual Online
For 1990-2009 cars only

Name

Location

Locator View

Connector End View

Cellular Telephone Module

Right rear of the passenger compartment, behind the rear seat back, mounted to the electronics bay

Cellular Communication Component Views in Cellular Communication

Cellular Communication Connector End Views in Cellular Communication

Dash Integration Module (DIM)

Right side of the instrument panel, near the blower motor

Body Control System Component Views in Body Control System

Body Control System Connector End Views in Body Control System

Data Link Connector (DLC)

Under left side of the instrument panel near the steering column

Data Link Communications Component Views

Data Link Communications Connector End Views

Driver Door Module (DDM)

Middle of the driver door, behind the door trim panel

Power Door Systems Component Views in Doors

Power Door Systems Connector End Views in Doors

Driver Door Switch Assembly (DDSA)

Center top of the left front door, in the door trim panel below the inside door handle

Power Door Systems Component Views in Doors

Power Door Systems Connector End Views in Doors

Electronic Brake Control Module (EBCM)

Front left lower corner of the engine compartment, under the air cleaner housing

Antilock Brake System Component Views in Antilock Brake System

Antilock Brake System Connector End Views in Antilock Brake System

Electronic Suspension Control Module

Right rear of the passenger compartment, behind the rear seat back

Suspension Controls Component Views in Road Sensing Suspension - RSS

Suspension Controls Connector End Views in Road Sensing Suspension - RSS

Inflatable Restraint Sensing and Diagnostic Module (SDM)

Under the rear of the center console, mounted to the console floor plan

SIR Component Views in SIR

SIR Connector End Views in SIR

Instrument Cluster

Left side of the instrument panel, above the steering column

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

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

Instrument Panel Integration Module (IPM)

Center of the instrument panel, above the radio

Body Control System Component Views in Body Control System

Body Control System Connector End Views in Body Control System

LH Middle Door Module (LMDM) (w/V4U)

In the left middle door, behind the door trim panel

Power Door Systems Component Views in Doors

Power Door Systems Connector End Views in Doors

LH Rear Door Module (LRDM)

Front of the left rear door, behind the door trim panel near the radio speaker

Power Door Systems Component Views in Doors

Power Door Systems Connector End Views in Doors

Memory Seat Module (MSM)

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

Power Seat Component Views in Seats

Power Seat Connector End Views in Seats

Navigation Data Entry Processor

Center of the instrument panel, above the Instrument panel integration module (IPM)

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

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

Navigation Data Processor

Left rear of the passenger compartment, behind the rear seat back

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

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

Passenger Front Door Module (PFDM)

Right front door, behind the door trim panel

Power Door Systems Component Views in Doors

Power Door Systems Connector End Views in Doors

Powertrain Control Module (PCM)

Front left side of the engine compartment, below the air cleaner

Engine Controls Component Views in Engine Controls - 4.6L

Powertrain Control Module Connector End Views in Engine Controls - 4.6L

Radio (w/o UY4)

Center of the instrument panel, below the HVAC controls

Entertainment Component Views in Entertainment

Entertainment Connector End Views in Entertainment

Radio (w/ UY4)

Left side of the rear compartment, under the rear package shelf

Entertainment Component Views in Entertainment

Entertainment Connector End Views in Entertainment

Radio Amplifier

Left rear of the passenger compartment, behind the rear seat back

Entertainment Component Views in Entertainment

Entertainment Connector End Views in Entertainment

Rear Heater and A/C Control

Center of the passenger compartment, behind the center console storage compartment

HVAC Component Views in HVAC System - Automatic

HVAC Connector End Views in HVAC System - Automatic

Rear Integration Module (RIM)

Right rear of the passenger compartment, behind the rear seat back

Body Control System Component Views in Body Control System

Body Control System Connector End Views in Body Control System

Remote Function Actuator (RFA) Module (w/o B9Q)

Center front of the rear compartment, under the package shelf

Keyless Entry Component Views in Keyless Entry

Keyless Entry Connector End Views in Keyless Entry

Remote Function Actuator (RFA) Module (w/ B9Q)

Left rear corner of the vehicle, above the left rear wheel well

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Keyless Entry Connector End Views in Keyless Entry

RH Front Power Window Switch

Center top of the right front door, in the door trim panel below the inside door handle

Power Door Systems Component Views in Doors

Power Door Systems Connector End Views in Doors

RH Middle Door Module (RMDM) (w/V4U)

Front of the right middle door, behind the door trim panel near the radio speaker

Power Door Systems Component Views in Doors

Power Door Systems Connector End Views in Doors

RH Rear Door Module (RMDM)

In the right rear door, behind the door trim panel

Power Door Systems Component Views in Doors

Power Door Systems Connector End Views in Doors

Steering Column Module

Left front of the passenger compartment, in the steering column

Tilt Wheel/Column Component Views in Steering Wheel and Column - Tilt

Tilt Wheel/Column Connector End Views in Steering Wheel and Column - Tilt

Theft Deterrent Module

Left front of the passenger compartment, in the steering column

Theft Deterrent System Component Views in Theft Deterrent

Theft Deterrent System Connector End Views in Theft Deterrent

Underhood Fuse Block

Right side of the engine compartment

Power and Grounding Component Views in Wiring Systems

Power and Grounding Connector End Views in Wiring Systems

Vehicle Interface Unit (VIU)

Rear of the passenger compartment, behind the rear seat back, mounted to the electronics bay

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Cellular Communication Connector End Views in Cellular Communications

C101 (40 cavities)

Engine harness to body harness, left rear of the engine compartment near the master cylinder

Harness Routing Views in Wiring Systems

Inline Harness Connector End Views in Wiring Systems

C200 (40 cavities)

Instrument panel harness to body harness, under left side of the instrument panel near the park brake pedal

Harness Routing Views in Wiring Systems

Inline Harness Connector End Views in Wiring Systems

C201 (40 cavities)

Instrument panel harness to body harness, under right side of the instrument panel near the rear of the instrument panel compartment

Harness Routing Views in Wiring Systems

Inline Harness Connector End Views in Wiring Systems

C202 (40 cavities)

Body harness to steering column harness, under left side of the instrument panel near the base of the steering column

Harness Routing Views in Wiring Systems

Inline Harness Connector End Views in Wiring Systems

C300 (18 cavities)

Power seat harness to body harness, left center of the passenger compartment under the left front seat

Harness Routing Views in Wiring Systems

Inline Harness Connector End Views in Wiring Systems

C304 (30 cavities)

Console harness to instrument panel harness, left front of the center console near the rear blower motor

Harness Routing Views in Wiring Systems

Inline Harness Connector End Views in Wiring Systems

C316 (7 cavities) (w/V4U)

Body harness to upfitter harness, left rear of the passenger compartment

Harness Routing Views in Wiring Systems

Inline Harness Connector End Views in Wiring Systems

C318 (7 cavities) (w/V4U)

Body harness to upfitter harness, right rear of the passenger compartment

Harness Routing Views in Wiring Systems

Inline Harness Connector End Views in Wiring Systems

C322 (18 cavities)

Rear shelf harness to body harness, left and rear of the passenger compartment behind the rear seat back

Harness Routing Views in Wiring Systems

Inline Harness Connector End Views in Wiring Systems

C500 (18 cavities)

Left front door harness to body harness, left front corner of the passenger compartment near the P500 pass through grommet

Harness Routing Views in Wiring Systems

Inline Harness Connector End Views in Wiring Systems

C501 (30 cavities)

Left front door harness to left door trim harness, in the driver door near the door trim panel

Harness Routing Views in Wiring Systems

Inline Harness Connector End Views in Wiring Systems

C600 (18 cavities)

Right front door harness to body harness, right front corner of the passenger compartment near the P600 pass through grommet

Harness Routing Views in Wiring Systems

Inline Harness Connector End Views in Wiring Systems

C700 (6 cavities)

Left rear door harness to body harness, left side of the passenger compartment in the door pillar

Harness Routing Views in Wiring Systems

Inline Harness Connector End Views in Wiring Systems

C800 (7 cavities)

Right rear door harness to body harness, right side of the passenger compartment in the door pillar

Harness Routing Views in Wiring Systems

Inline Harness Connector End Views in Wiring Systems

G200

Left front corner of the passenger compartment, under the front of the sill trim plate

Power and Grounding Component Views in Wiring Systems

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G201

Right front corner of the passenger compartment, under the front of the sill trim plate

Power and Grounding Component Views in Wiring Systems

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P100

Right lower corner of the engine compartment, near the base of the strut tower

Harness Routing Views in Wiring Systems

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P101

Left lower corner of the engine compartment, near the base of the strut tower

Harness Routing Views in Wiring Systems

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S200

In the instrument panel harness, approximately 18.5 cm (7.3 in) from instrument cluster connector

Harness Routing Views in Wiring Systems

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S202

In the instrument panel harness, approximately 53.3 cm (21 in) from radio connector

Harness Routing Views in Wiring Systems

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S206

In the instrument panel harness, approximately 72.1 cm (28.4 in) from radio connector

Harness Routing Views in Wiring Systems

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S209

In the instrument panel harness, approximately 31.5 cm (12.4 in) from C204

Harness Routing Views in Wiring Systems

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SP300

Left rear of the passenger compartment, taped to the body harness approximately 16.5 cm (6.5 in) from the cross car channel

Harness Routing Views in Wiring Systems

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SP304

Right rear of the passenger compartment, taped to the body harness, approximately 24 cm (9.5 in) from the cross car channel

Harness Routing Views in Wiring Systems

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