GM Service Manual Online
For 1990-2009 cars only

Name

Location

Locator View

Connector End View

Compass and Temperature Display Module

On the front of the overhead console, toward the front of the vehicle

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

Refer to Power and Grounding Connector End Views in Wiring Systems

Data Link Connector (DLC)

On the lower left side of the dash

Refer to Power and Grounding Component Views in Wiring Systems

Refer to Power and Grounding Connector End Views in Wiring Systems

Electronic Brake Control Module (EBCM)

On the left front side of the frame to the left of the transmission

Refer to Power and Grounding Component Views in Wiring Systems

Refer to Antilock Brake System Connector End Views in Antilock Brake System

Electronic Variable Orifice Solenoid

On the back side of the power steering pump

Refer to Steering Assist Component Views

Refer to Steering Assist Connector End Views

Instrument Cluster

On the left side of the dash

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

Refer to Power and Grounding Connector End Views in Wiring Systems

Instrument Panel (IP) Fuse Block

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

Refer to Power and Grounding Component Views in Wiring Systems

Refer to Power and Grounding Connector End Views in Wiring Systems

Electronic Variable Orifice (EVO)/Passlockā„¢ Module

On the right side of the instrument cluster behind the air duct

Refer to Steering Assist Component Views

Refer to Steering Assist Connector End Views

Steering Wheel Position Sensor

Inside the vehicle, on the bottom of the steering column

Refer to Steering Assist Component Views

Refer to Steering Assist Connector End Views

Vehicle Control Module (VCM)

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

Refer to Engine Controls Component Views in Engine Controls-4.3L

Refer to VCM Connector End Views in Engine Controls-4.3L

C100

In the left side front of the dash

Refer to Power and Grounding Component Views in Wiring Systems

Refer to Power and Grounding Connector End Views in Wiring Systems

C201

In the lower half of the steering column

Refer to Power and Grounding Component Views in Wiring Systems

Refer to Lighting Systems Connector End Views in Lighting Systems

G107

In the left rear of the engine block next to the knock sensor

Refer to Power and Grounding Component Views in Wiring Systems

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S113

In the engine harness, 10.5 cm (4.1 in) from the underhood fuse-relay center breakout, toward the underhood fuse-relay center

Refer to Power and Grounding Component Views in Wiring Systems

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S213

In the IP harness, 4 cm (1.6 in) from the headlamp switch connector breakout, toward the headlamp switch connector

Refer to Power and Grounding Component Views in Wiring Systems

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S218

In the IP harness, 4 cm (1.6 in) from the instrument cluster connector breakout, toward the cluster connector

Refer to Power and Grounding Component Views in Wiring Systems

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S223

In the IP harness, 10.5 cm (4.1 in) from the headlamp switch connector breakout, toward the right side of the dash

Refer to Power and Grounding Component Views in Wiring Systems

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