GM Service Manual Online
For 1990-2009 cars only

Name

Location

Locator View

Connector End View

Automatic Transmission (A4WD)

Behind the engine

Harness Routing Views in Wiring Systems

Automatic Transmission Inline Harness Connector End View

Automatic Transmission (RWD)

Behind the engine

Harness Routing Views in Wiring Systems

Automatic Transmission Inline Harness Connector End View

Automatic Transmission Shift Lock Control

Inside the steering column

Steering Column Disassembled View in Steering

Shift Lock Control Connector End Views

Brake Pedal Position (BPP) Switch

Above the brake pedal

Lighting Systems Component Views in Lighting Systems

Lighting Systems Connector End Views in Lighting Systems

Instrument Panel (IP) Fuse Block

On the lower left side of the dash, next to the left side kick panel

Harness Routing Views in Wiring Systems

Electrical Center Identification Views in Wiring Systems

Park/Neutral Position and Backup Lamp Switch (A4WD)

In the left center of the transmission

Harness Routing Views in Wiring Systems

Engine Controls Connector End Views in Engine Controls

Park/Neutral Position and Backup Lamp Switch (RWD)

In the left center of the transmission

Harness Routing Views in Wiring Systems

Engine Controls Connector End Views in Engine Controls

Turn/Hazard Switch

On the top of the steering column

Cruise Control Component Views in Cruise Control

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Vehicle Control Module (VCM)

On the left side of the engine compartment on the lower side of the battery

Engine Controls Component Views in Engine Controls

VCM Connector End Views in Engine Controls

C100

In the left side front of the dash

Harness Routing Views in Wiring Systems

Inline Harness Connector End Views in Wiring Systems

C201

In the lower half of the steering column

Harness Routing Views in Wiring Systems

Inline Harness Connector End Views in Wiring Systems

G110

In the IP harness 32 cm (12.6 in) from C102 breakout next the battery

Harness Routing Views in Wiring Systems

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P100

In the left side front of the dash, on the left of the bulkhead

Harness Routing Views in Wiring Systems

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S112

In the Engine Harness 10 cm (3.9  in) from forward lamps breakout toward C100

Harness Routing Views in Wiring Systems

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S120

In the engine harness 6 cm (2.3 in) from the generator breakout toward the ignition module breakout

Harness Routing Views in Wiring Systems

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