GM Service Manual Online
For 1990-2009 cars only

Name

Location

Locator View

Connector End View

Body Control Module (BCM)

At the lower rear of the IP, on the heater

Body Control System Component Views in Body Control System

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Body Control Module (BCM) Connector C1, (24 Cavities)

At the lower rear of the IP, on the heater

Body Control System Component Views in Body Control System

Body Control System Connector End Views in Body Control System

Horn, LH

In the left fenderwell

Harness Routing Views in Wiring Systems

Horn Connector End Views in Horns

Horn, RH

In the right fenderwell

Harness Routing Views in Wiring Systems

Horn Connector End Views in Horns

Horn Relay

In the underhood fuse block

Power and Grounding Component Views in Wiring Systems

Power and Grounding Connector End Views in Wiring Systems

Horn Switch

Part of the steering column

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

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Underhood Fuse Block

On the top of the right inner wheelwell

Power and Grounding Component Views in Wiring Systems

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Underhood Fuse Block Connector C1 (68 Cavities)

Below the underhood fuse block

Power and Grounding Component Views in Wiring Systems

Power and Grounding Connector End Views in Wiring Systems

Underhood Fuse Block Connector C4 (32 Cavities)

Below the underhood fuse block

Power and Grounding Component Views in Wiring Systems

Power and Grounding Connector End Views in Wiring Systems

C211 (48 Cavities)

At the body harness to steering column harness, in front of the IP, near the steering column

Harness Routing Views in Wiring Systems

Inline Harness Connector End Views in Wiring Systems

G111

(CKT 150) At the forward lamps harness, to the left of the radiator support, near SP100

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G112

(CKT 250) At the forward lamps harness, to the right inside of the radiator support, near SP101

Power and Grounding Component Views in Wiring Systems

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P100

At the IP bulkhead pass-through, to the right rear of the engine compartment, on the cowl

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Splice Pack SP100

At the forward lamp harness, to the left rear of the radiator support

Harness Routing Views in Wiring Systems

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Splice Pack SP101

At the forward lamp harness, to the right inside of the radiator support

Harness Routing Views in Wiring Systems

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