GM Service Manual Online
For 1990-2009 cars only

Name

Location

Locator View

Connector End View

Body Control Module (BCM)

LH side of the instrument panel, above parking brake

Body Control System Component Views in Body Control System

Body Control System Connector End Views in Body Control System

Engine Wiring Harness Junction Block (Top)

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

Power and Grounding Component Views in Wiring Systems

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Horn Relay

Top underhood electrical center

Power and Grounding Component Views in Wiring Systems

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Horn Switch

In the steering wheel inflator module

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Horns

RH side of the engine compartment, below the right headlamp and outside of the right hand side front frame rail

Horn Component Views

Horn Connector End Views

Steering Column Multi-function Switch

Located on the left top of steering column, behind steering wheel

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C106 (24 cavities)

Instrument panel harness, front right side of engine compartment

Harness Routing Views in Wiring Systems

Inline Harness Connector End Views in Wiring Systems

C201 (40 cavities)

Instrument panel harness to the steering column harness, behind the instrument panel on the right side of the steering column

Harness Routing Views in Wiring Systems

Inline Harness Connector End Views in Wiring Systems

C209 (SEO) (1 cavity)

Instrument panel harness to the instrument panel harness, behind the instrument panel on the right side of the steering column

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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P100

Right rear of the engine compartment, near the strut tower

Harness Routing Views in Wiring Systems

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S148

Forward lamp harness, left side near LH headlamp, approximately 18.5 cm (7 in) from G101 breakout

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S229

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

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S236

Instrument panel harness, behind right side of Instrument panel, approximately 4 cm (2 in) from the body control module breakout

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