GM Service Manual Online
For 1990-2009 cars only

Name

Location

Locator View

Connector End View

IP Fuse Block

On the left end of the IP carrier

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

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Rear Defogger Grid

Mounted on the rear windshield

Stationary Windows Component Views

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Rear Defogger Switch (Part of HVAC Control)

Part of the HVAC control

HVAC Component Views in HVAC - Manual

HVAC Connector End Views in HVAC - Manual

C320 (1 cavity) (Convertible)

Rear defogger jumper to IP harness, under the left interior trim molding, above the left rear wheelhouse

Harness Routing Views in Wiring Systems

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C330 (2 cavities) (Coupe)

Hatch to the IP harness, center of the roof near the dome lamp

Harness Routing Views in Wiring Systems

Inline Harness Connector End Views in Wiring Systems

G200

Near the left A-pillar, bolted to the IP mounting stud behind the kick panel

Harness Routing Views in Wiring Systems

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G310

Bolted to the roof, left of the dome lamp

Harness Routing Views in Wiring Systems

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G320

Bolted to the roof, left of the dome lamp

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P300

In the rear center of the roof, near the dome lamp

Harness Routing Views in Wiring Systems

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S216

In the IP harness, main branch, approximately 10 cm (4 in) from the instrument cluster breakout

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S248

In the IP harness, approximately 2 cm (0.8 in) from DRL module breakout

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S252 (Convertible)

In the IP harness, main branch, approximately 48 cm (19 in) from G200 breakout

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S420

In the hatch harness, main branch, approximately 7 cm (2.8 in) from P300 breakout

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