GM Service Manual Online
For 1990-2009 cars only

Name

Location

Locator View

Connector End View

Body Control Module (BCM)

On the lower left side of the IP below the steering column

Body Control System Component Views in Body Control System

Body Control System Connector End Views in Body Control System

Body Wiring Junction Block

Under the left side of the instrument panel near the left kick panel

Power and Grounding Component Views in Wiring Systems

Power and Grounding Connector End Views in Wiring Systems

Engine Wiring Junction Block

At the left side of the engine compartment near the battery

Power and Grounding Component Views in Wiring Systems

Power and Grounding Connector End Views in Wiring Systems

Fuse Block Wiring Junction Block

On the lower left side of the IP

Power and Grounding Component Views in Wiring Systems

Power and Grounding Connector End Views in Wiring Systems

Ignition Switch

Part of the steering column

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Power and Grounding Connector End Views in Wiring Systems

Instrument Panel Wiring Harness Junction Block

On the lower right side of the IP

Power and Grounding Component Views in Wiring Systems

Power and Grounding Connector End Views in Wiring Systems

Power Sunroof Control Switch

In the overhead console

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Power Roof Systems Connector End Views

Power Sunroof Module

Near the rear of the sunroof

Power Roof Systems Component Views

Power Roof Systems Connector End Views

Retained Accessory Power (Rap) Relay

In the Fuse Block

Electrical Center Identification Views in Wiring Systems

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Retained Accessory Power 2 Relay (Rap2)

In the instrument panel wiring harness junction block

Electrical Center Identification Views in Wiring Systems

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Vehicle Interface Unit (VIU)

On the right side of IP above the compartment box

Cellular Communication Component Views in Cellular Communications

Cellular Communication Connector End Views in Cellular Communications

G200

On the right upper IP at the A pillar

Power and Grounding Component Views in Wiring Systems

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P100

At the left rear of the engine compartment in the front of the dash

Power and Grounding Component Views in Wiring Systems

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