GM Service Manual Online
For 1990-2009 cars only

Name

Location

Locator View

Connector End View

Backup Lamps (2-Door)

In the rear fascia on both sides of the license plate lamp assembly, on the fender

Lighting Systems Component Views in Lighting Systems

Lighting Systems Connector End Views in Lighting Systems

Backup Lamps (4-Door)

Center rear of the vehicle, on the rear compartment lid

Lighting Systems Component Views in Lighting Systems

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Body Control Module (BCM)

Left side of the instrument panel, above the parking brake

Body Control System Component Views in Body Control System

Body Control System Connector End Views in Body Control System

Cruise Control Module

Left side of the engine compartment, on the strut tower

Cruise Control Component Views in Cruise Control

Cruise Control Connector End Views in Cruise Control

Engine Wiring Harness Junction Block (Bottom)

Right side of the engine compartment, forward of the strut tower

Power and Grounding Component Views in Wiring Systems

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Engine Wiring Harness Junction Block, Top

Right side of the engine compartment, forward of the strut tower

Power and Grounding Component Views in Wiring Systems

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Fusible Links

Top underhood accessory wiring junction block

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Heater-A/C Control

Center of the instrument panel

HVAC Component Views in HVAC Systems - Manual

HVAC Connector End Views in HVAC Systems - Manual

Instrument Cluster

Left side of the instrument panel

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

IP Accessory Wiring Junction Block, LH

Left side of the instrument panel, in the left front door opening

Power and Grounding Component Views in Wiring Systems

Power and Grounding Connector End Views in Wiring Systems

IP Accessory Wiring Junction Block, RH

Right side of the instrument panel, in the right front door opening

Power and Grounding Component Views in Wiring Systems

Power and Grounding Connector End Views in Wiring Systems

Outside Remote Control Rearview Mirrors

On the front doors

Power Door Systems Component Views in Doors

Power Door Systems Connector End Views in Doors

Radio

Center of the instrument panel

Entertainment Component Views in Entertainment

Entertainment Connector End Views in Entertainment

Radio Antenna Module

Under the left rear upper quarter trim panel

Entertainment Component Views in Entertainment

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Rear Compartment Courtesy Lamp

Center of the rear compartment, under the rear package shelf

Lighting Systems Component Views in Lighting Systems

Lighting Systems Connector End Views in Lighting Systems

Rear Compartment Lid Lock Release Actuator

Center of the rear compartment lid

Body Rear End Component Views in Body Rear End

Body Rear End Connector End Views in Body Rear End

Rear Compartment Lid Release Switch

Left side of the instrument panel

Body Rear End Component Views in Body Rear End

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Rear Window Defogger Grid Connector C1

On the left side of the rear window, near the radio antenna amplifier

Stationary Windows Component Views

Stationary Windows Connector End Views

Rear Window Defogger Grid Connector C2

On the right side of the rear window

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Rear Window Defogger Relay

In the right instrument panel accessory wiring junction block

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Remote Battery Stud

Engine compartment, front of the wheel house, part of the top and bottom right side accessory wiring junction blocks

Power and Grounding Component Views in Wiring Systems

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Remote Control Door Lock Receiver (RCDLR)

On the upper center of the instrument panel, next to the DRL ambient light sensor, under the defroster grille

Keyless Entry Component Views in Keyless Entry

Keyless Entry Connector End Views in Keyless Entry

Temperature Electric Actuator, LH

Left side of the Heater-A/C assembly

HVAC Component Views in HVAC Systems - Manual

HVAC Connector End Views in HVAC Systems - Manual

Temperature Electric Actuator, RH

Right side of the Heater-A/C assembly

HVAC Component Views in HVAC Systems - Manual

HVAC Connector End Views in HVAC Systems - Manual

C301 (40 cavities)

Body harness to the left front door harness, mounted to the left A-pillar

Harness Routing Views in Wiring Systems

Inline Harness Connector End Views in Wiring Systems

C302 (40 cavities)

Body harness to the right front door harness, mounted to the right A-pillar

Harness Routing Views in Wiring Systems

Inline Harness Connector End Views in Wiring Systems

C373 (16 cavities)

Right side of the rear compartment, under the package shelf

Harness Routing Views in Wiring Systems

Inline Harness Connector End Views in Wiring Systems

C430 (6 cavities)

Main body harness to rear lid harness, right of the rear lid

Harness Routing Views in Wiring Systems

Inline Harness Connector End Views in Wiring Systems

G201

Behind the instrument panel, on the right side of the brake pedal bracket

Harness Routing Views in Wiring Systems

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G203

Behind the instrument panel, in the right side of the brake pedal bracket

Harness Routing Views in Wiring Systems

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G301

At the base, between the A-pillar and the B-pillar

Harness Routing Views in Wiring Systems

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G302

At the base, between the A-pillar and the B-pillar

Harness Routing Views in Wiring Systems

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P100

Right rear of the engine compartment, near the strut tower

Harness Routing Views in Wiring Systems

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P101

Left rear of the engine compartment, near the strut tower

Harness Routing Views in Wiring Systems

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P401

Right side of the rear compartment opening, water drainage indention

Harness Routing Views in Wiring Systems

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P500

Left A-pillar

Harness Routing Views in Wiring Systems

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P600

Right A-pillar

Harness Routing Views in Wiring Systems

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P900

Inside the right side of the rear compartment, near the top of the rear compartment lid

Harness Routing Views in Wiring Systems

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S229

Instrument panel harness, behind the right center of the IP, approximately 8.5 cm (3 in) from the ignition switch breakout

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S253

Instrument panel harness, behind the lower right side of the instrument panel, approximately 4 cm (2 in) from the data link connector breakout

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S390 (2-Door)

Roof harness, forward right side, approximately 11.5 cm (4 in) from the dome lamp breakout

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S390 (4-Door)

Roof harness, forward right side, approximately 18 cm (7 in) from the dome lamp breakout

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S391 (2-Door)

Roof harness, forward right side, approximately 11.5 cm (6 in) from the dome lamp breakout

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S391 (4-Door)

Roof harness, forward right side, approximately 24.5 cm (9 in) from the dome lamp breakout

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S392 (2-Door)

Roof harness, forward right side, approximately 22 cm (9 in) from the dome lamp breakout

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S392 (4-Door)

Roof harness, forward right side, approximately 31 cm (12 in) from the dome lamp breakout

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S504 (2-Door)

Left front door harness, approximately 6.5 cm (2 in) from the window switch breakout

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S504 (4-Door)

Left front door harness, approximately 6.5 cm (2 in) from the window switch breakout

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S900 (2-Door)

Rear compartment lid, approximately 36 cm (14 in) from the C901 inline to backup lamp breakout

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S900 (4-Door)

Rear deck lid harness, left side of the lid, approximately 40.5 cm (16 in) from the center high mounted stop lamp breakout

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