GM Service Manual Online
For 1990-2009 cars only

Name

Location

Locator View

Connector End View

Fuse Block

Right side of the IP, in the right front door opening

Power and Grounding Component Views

Electrical Center Identification Views

Heater-A/C Control (Rear Window Defogger Switch)

Part of the heater-A/C control

HVAC Component Views

HVAC Connector End Views

Outside Rearview Mirror

On the outside of the front door

Power Door Systems Component Views

Power Door Systems Connector End Views

Outside Rearview Mirror (Heated Defogger)

In the outside rearview mirror

Power Door Systems Component Views

Power Door Systems Connector End Views

Rear Window Defogger Grid

Rear liftgate window

Stationary Windows Component Views

Stationary Windows Connector End Views

Relay Center

Right side of IP, mounted to the bracket along with the BCM, near the rear top right side of the IP compartment

Power and Grounding Component Views

Power and Grounding Connector End Views

C200 (56 cavities)

IP wiring harness to the right side of the body wiring harness, behind the right side of the IP compartment, below P100

Harness Routing Views

Inline Harness Connector End Views

C301 (10 cavities)

Body wiring harness to the left side door wiring harness, behind the left kick panel, left of the parking brake

Harness Routing Views

Inline Harness Connector End Views

C302 (16 cavities)

Body wiring harness to the right front side door wiring harness, behind the right kick panel

Harness Routing Views

Inline Harness Connector End Views

C303 (16 cavities)

Body wiring harness to the left front side door wiring harness, behind the left kick panel, left of the parking brake

Harness Routing Views

Inline Harness Connector End Views

C304 (10 cavities)

Body wiring harness to the right front side door wiring harness, behind the right kick panel

Harness Routing Views

Inline Harness Connector End Views

C400 (2 cavities)

Body wiring harness to the liftgate wiring harness, above the right rear side of the roof headliner, near P406 and the liftgate

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Inline Harness Connector End Views

G401

Secured to the lower left D-pillar

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P406

Between the right side of the liftgate and the roof

Harness Routing Views

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P500

Between the left A-pillar and the left front door

Harness Routing Views

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P600

Between the right A-pillar and the right front door

Harness Routing Views

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S213

IP harness, center of IP approximately 72 cm (28 in) from the cigar lighter

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S264

IP harness, right side of the IP approximately 16 cm (6 in) from the relay center breakout

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S275

IP harness, right side of the IP approximately 6 cm (2.5 in) from the BCM breakout

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S303

Body harness, front of the right B-pillar approximately 26 cm (10 in) from the inflatable restraint sensing and diagnostic module breakout

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S318

Body harness, under the right front door sill approximately 17 cm (7 in) C302 breakout

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S460

Liftgate harness center of the liftgate approximately 7 cm (3 in) from the liftgate lock cylinder switch breakout

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S504

Left door harness, left door approximately 10 cm (4 in) from the left window switch breakout

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S604 (w/ABS)

Right door harness, right door approximately 10 cm (4 in) from the right window switch breakout

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S604 (w/o ABS)

Right door harness, between P600 and the right front speaker breaker

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