GM Service Manual Online
For 1990-2009 cars only

Name

Location

Locator View

Connector End View

CD Player

Center of the IP floor console

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Entertainment Connector End Views in Entertainment

Data Link Connector (DLC)

Below the steering column, bottom of the knee bolster

Data Link Communications Component Views in Data Link Communications

Data Link Communications Connector End Views in Data Link Communications

Driver Information Display

In the roof console

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Instrument Panel, Gages, and Console Connector End Views in Instrument Cluster, Gauges and Console

Electronic Brake Control Module/Electronic Brake Traction Control Module (EBCM/EBTCM)

Left side of the IP, above the parking cable bracket

Antilock Brake System Component Views in ABS/Traction Control

Antilock Brake System Connector End Views in ABS/Traction Control

Fuse Block

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

Power and Grounding Component Views in Wiring Systems

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Inflatable Restraint Sensing and Diagnostic Module (SDM)

Below the right front seat

SIR Component Views in SIR

SIR Connector End Views in SIR

Pass Key III Module

In the steering column, at the ignition switch

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Theft Deterrent System Connector End Views in Theft Deterrent

Powertrain Control Module (PCM)

Engine compartment, secured in the air cleaner assembly

Engine Controls Component Views in Engine Controls

Engine Controls Connector End Views in Engine Controls

Radio

Center of the IP console

Entertainment Component Views in Entertainment

Entertainment Connector End Views in Entertainment

C101 (10 cavities)

IP wiring harness to the engine wiring harness, in the lower left side of the engine compartment, next to C103 and C181

Harness Routing Views in Wiring Systems

Inline Harness Connector End Views in Wiring Systems

C203 (56 cavities)

IP wiring harness to the left side of the body wiring harness, left side of the steering column, below P101

Harness Routing Views in Wiring Systems

Inline Harness Connector End Views in Wiring Systems

C308 (23 cavities)

Body wiring harness to the dome lamp wiring harness, inside the right B-pillar, behind the lower trim

Harness Routing Views in Wiring Systems

Inline Harness Connector End Views in Wiring Systems

G200

Right side of the IP, secured on the underside of the cross car beam, left of the heater-A/C vent

Harness Routing Views in Wiring Systems

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P101

On the left side of the bulkhead, right of the left strut tower

Harness Routing Views in Wiring Systems

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S211

IP harness, left side of the IP approximately 18 cm (7 in) from the radio and the rear widow wiper/washer multifunction switch breakout

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S237

IP harness, right side of the IP approximately 4 cm (2 in) from the C203 breakout

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S312

Body harness, front of the right B-pillar approximately 31 cm (12 in) front of the inflatable restraint sensing and diagnostic module breakout

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S328

Body harness, between the left D-pillar and the wheel well approximately 32 cm (13 in) forward of the G401 breakout

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