GM Service Manual Online
For 1990-2009 cars only

Name

  

Location

Locator View

Connector End View

Battery

Right hand front of the engine compartment, near the engine coolant surge tank

Engine Electrical Component Views

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Generator

Right hand front corner of the engine, near the battery

Engine Electrical Component Views

Engine Electrical Connector End Views

Ignition Switch

Under the left hand of the instrument panel, on the base of the steering column

Engine Electrical Component Views

Engine Electrical Connector End Views

Instrument Cluster

Left hand of the instrument panel, above the steering column

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

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Park/Neutral Position (PNP) Switch

Left hand of the transaxle, below the throttle body

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Engine Controls Connector End Views in Engine Controls

Powertrain Control Module (PCM)

Left hand front corner of the engine compartment, under the air cleaner housing

Engine Controls Component Views in Engine Controls

Powertrain Control Module Connector End Views in Engine Controls

RH Underhood Block

In the left rear of the engine compartment, near the engine compartment fuse/relay center

Power and Grounding Component Views in Wiring Systems

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Theft Deterrent Relay

Left hand of the engine compartment, near the underhood fuse block

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Starter Motor

Center of engine under intake manifold

Engine Electrical Component Views in Engine Electrical

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Starter Solenoid

Center of engine under intake manifold, on starter motor

Engine Electrical Component Views in Engine Electrical

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C101 (23 cavities)

Body harness to the engine harness, left hand of the engine compartment near the underhood fuse block

Harness Routing Views in Wiring Systems

Inline Harness Connector End Views in Wiring Systems

C131 (2 cavities)

Engine harness to the starter harness, right hand rear corner of the engine

Harness Routing Views in Wiring Systems

Inline Harness Connector End Views in Wiring Systems

C202 (48 cavities)

Body harness to the steering column harness, under the left hand of the instrument panel, near the steering column

Harness Routing Views in Wiring Systems

Inline Harness Connector End Views in Wiring Systems

G100

Right hand front corner of the engine compartment, on the radiator support

Harness Routing Views in Wiring Systems

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G105

Right hand front corner of the engine, near the generator

Harness Routing Views in Wiring Systems

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P101

Left hand rear of the engine compartment, near the strut tower

Harness Routing Views in Wiring Systems

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S121

In the engine harness, approx 32.5 cm (12.8 in) from the starter enable relay

Harness Routing Views in Wiring Systems

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