GM Service Manual Online
For 1990-2009 cars only

Name

Location

Locator View

Connector End View

Continuously Variable Road Sensing Suspension (CVRSS) Module

In the right rear of the passenger compartment, behind the rear seat on the electronics bay

Suspension Controls Component Views in Road Sensing Suspension

Suspension Controls Connector End Views in Road Sensing Suspension

Data Link Connector (DLC)

Under left hand of the instrument panel, on the hood release bracket

Data Link Communications Component Views in Wiring Systems

Data Link Communications Connector End Views in Wiring Systems

LH Front Suspension Position Sensor

In the body harness to the left suspension harness, in the left front of the vehicle, near the front lamps

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LH Rear Suspension Position Sensor

In the body harness to the right rear suspension harness, under the center rear of the vehicle, near the rear suspension

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RH Front Suspension Position Sensor

In the body harness to the right rear suspension harness, in the right front of the vehicle, near the front lamps

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RH Rear Suspension Position Sensor

In the body harness to the left rear suspension harness, under the center rear of the vehicle, near the rear suspension

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Powertrain Control Module (PCM)

In the left 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

Rear Compartment Fuse Block

In the left front of the rear compartment, on the electronics bay

Power and Ground Component Views in Wiring Systems

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Rear Compartment Relay Center #4

In the left rear of the passenger compartment, behind the rear seat on the electronics bay

Power and Ground Component Views in Wiring Systems

Power and Grounding Connector End Views in Wiring Systems

Strut Actuator

Behind the respective wheel, located on the strut/shock absorber

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C101 (23 cavities)

In the body harness to the engine harness, in the left side of the engine compartment, near the engine compartment fuse/relay center

Harness Routing Views in Wiring Systems

Inline Harness Connector End Views in Wiring Systems

G403

In the rear of the passenger compartment, behind the rear seat back

Harness Routing Views in Wiring Systems

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P101

In the left rear of the engine compartment, near the strut tower

Harness Routing Views in Wiring Systems

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P400

In the rear of the passenger compartment, near the electronics bay

Harness Routing Views in Wiring Systems

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S430

In the body harness, approximately 22.5 cm (8.8 in) from the left hand seat pan channel

Harness Routing Views in Wiring Systems

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S430

(Limo/Hearse)

In the body harness, approximately 28 cm (11 in) from the G403 breakout

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S431

In the body harness, approximately 3 cm (1.1 in) from the door lock relay connector breakout

Harness Routing Views in Wiring Systems

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