GM Service Manual Online
For 1990-2009 cars only

Name

Location

Locator View

Connector End View

Fuse Block

Body builder installed

Electrical Center Identification Views in Wiring Systems

Power and Grounding Connector End Views in Wiring Systems

Instrument Cluster

Body builder installed

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Instrument Panel, Gages, and Console Connector End Views

IP Wiring Harness Junction Block

At the lower left corner of the cowl on the IP side

Power and Grounding Component Views in Wiring Systems

Power and Grounding Connector End Views in Wiring Systems

Key-in Warning Switch

On the right side of the steering column, part of the ignition switch housing

Audible Warnings Component Views

Audible Warnings Connector End Views

Multifunction Alarm Module

At the lower left corner of the IP wiring harness junction block

Power and Grounding Component Views in Wiring Systems

Power and Grounding Connector End Views in Wiring Systems

C100

At the lower left corner of the bulkhead; the IP harness end is attached to the bulkhead

Harness Routing Views in Wiring Systems

Inline Harness Connector End Views in Wiring Systems

C202

On top of the steering column support

Harness Routing Views in Wiring Systems

Inline Harness Connector End Views in Wiring Systems

C203

On top of the steering column support

Harness Routing Views in Wiring Systems

Inline Harness Connector End Views in Wiring Systems

G102

On the front center of the engine, at the thermostat housing

Power and Grounding Component Views in Wiring Systems

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G200

On the top of the steering column support

Power and Grounding Component Views in Wiring Systems

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S110

In the engine harness, 13 cm (5 in) from the breakout for the PCM toward the breakout for the generator

Harness Routing Views in Wiring Systems

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S201

In the IP harness, 11 cm (4 in) toward the IP wiring harness junction block from the breakout for the transmission range control

Harness Routing Views in Wiring Systems

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S202

In the IP harness, 16 cm (6 in) toward the IP wiring harness junction block from the breakout for the transmission range control

Harness Routing Views in Wiring Systems

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S221

In the IP harness, 9 cm (3 in) toward the speedometer adapter module from the transmission range control breakout

Harness Routing Views in Wiring Systems

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S222

In the IP harness, 5 cm (2 in) toward the fuse block from the stoplamp switch breakout

Harness Routing Views in Wiring Systems

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S223

In the IP harness stoplamp switch breakout, 30 cm (12 in) from the main harness

Harness Routing Views in Wiring Systems

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S226

In the IP harness, 6 cm (2 in) toward the fuse block from the stoplamp switch breakout

Harness Routing Views in Wiring Systems

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S234

In the IP extension harness, 19 cm (7 in) from the instrument cluster connector

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