GM Service Manual Online
For 1990-2009 cars only

Name

Location

Locator View

Connector End View

Auxiliary Side Front Turn Signal Lamp, LH

On the side of the left Fender

Lighting Systems Component Views in Lighting Systems

Lighting Systems Connector End Views in Lighting Systems

Auxiliary Side Front Turn Signal Lamp, RH

On the side of the right Fender

Lighting Systems Component Views in Lighting Systems

Lighting Systems Connector End Views in Lighting Systems

Body Control Module (BCM) Connector C1, Brown (24 Cavities)

Lower rear of the IP, on the heater

Body Control System Component Views in Body Control System

Body Control System Connector End Views in Body Control System

Body Control Module (BCM) Connector C2, LT Blue (24 Cavities)

Lower rear of the IP, on the heater

Body Control System Component Views in Body Control System

Body Control System Connector End Views in Body Control System

Body Control Module (BCM) Connector C3, Purple (16 Cavities)

Lower rear of the IP, on the heater

Body Control System Component Views in Body Control System

Body Control System Connector End Views in Body Control System

Headlamp Grounding Relay

In the Underhood Fuse Block

Power and Grounding Component Views in Wiring Systems

Electrical Center Identification Views in Wiring Systems

Ignition Key Alarm Switch

At the ignition switch, part of the lock module

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IP Fuse Block

RH of the IP, near the side door jamb switch

Power and Grounding Component Views in Wiring Systems

Electrical Center Identification Views in Wiring Systems

Multifunction Switch (T/SIG, HDLP/DM, and FTP)

RH side of the steering column

Lighting Systems Component Views in Lighting Systems

Lighting Systems Connector End Views in Lighting Systems

Seat Belt Switch

Part of the RH seat belt buckle

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Seat Belt Connector End Views in Seat Belts

Side Door Jamb Switch, RF

On the right of the IP, near the IP fuse block

Body Control System Component Views in Body Control System

Body Control System Connector End Views in Body Control System

Turn Signal Lamp, LF

At the left front headlamp

Lighting Systems Component Views in Lighting Systems

Lighting Systems Connector End Views in Lighting Systems

Turn Signal Lamp, RF

At the right front headlamp

Lighting Systems Component Views in Lighting Systems

Lighting Systems Connector End Views in Lighting Systems

Underhood Fuse Block

On the top of the right inner wheelwell near the battery

Power and Grounding Component Views in Wiring Systems

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Underhood Fuse Block Connector C1 (68 Cavities) (Body)

Below the Underhood Fuse Block

Power and Grounding Component Views in Wiring Systems

Power and Grounding Connector End Views in Wiring Systems

Underhood Fuse Block Connector C4 (32 Cavities) (Forward Lamps)

Below the Underhood Fuse Block

Power and Grounding Component Views in Wiring Systems

Power and Grounding Connector End Views in Wiring Systems

C203 (116 Cavities)

Body harness to IP harness, to the left of the IP

Harness Routing Views in Wiring Systems

Inline Harness Connector End Views in Wiring Systems

C211 (48 Cavities)

Body harness to steering column harness, in front of the IP, near the steering column

Harness Routing Views in Wiring Systems

Inline Harness Connector End Views in Wiring Systems

C315 (6 Cavities)

Body harness to right front seat pigtail connector, under the right front seat

Harness Routing Views in Wiring Systems

Inline Harness Connector End Views in Wiring Systems

D101

Between the S228 and S229 splices

Harness Routing Views in Wiring Systems

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G111

(CKT 150) Forward lamps harness, to the left of the radiator support

Harness Routing Views in Wiring Systems

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G112

(CKT 250) Forward lamps harness, to the right inside of the radiator support

Harness Routing Views in Wiring Systems

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G200

(CKT 1850) Body harness, to the left front of the IP, above P100

Harness Routing Views in Wiring Systems

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G201

(CKT 1850) Body harness, to the left front of the IP, above P100

Harness Routing Views in Wiring Systems

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G203

(CKT 1050) Body harness, to the right of the IP

Harness Routing Views in Wiring Systems

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G205

(CKT 1050) Body harness, to the right of the IP

Harness Routing Views in Wiring Systems

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G450

(CKT 1350) Body harness, in the left rear body corner, near the tail lamp harness

Harness Routing Views in Wiring Systems

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P100

At the IP bulkhead pass-through, to the right rear of the engine compartment, on the cowl

Harness Routing Views in Wiring Systems

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S119

(CKT 240) Body harness 13 cm (5.12 in) from the breakout to the windshield wiper motor connector, toward the underhood fuse block

Harness Routing Views in Wiring Systems

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S202

(CKT 1415) In the body harness 19.5 cm (7.68 in) from the BCM connector breakout toward C211

Harness Routing Views in Wiring Systems

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S204

(CKT 41) In the body harness, 45 cm (17.72 in) from the BCM connector breakout toward C211

Harness Routing Views in Wiring Systems

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S209

(CKT 1850) In the body harness 6.5 cm (2.6 in) from the BCM connector breakout toward C211

Harness Routing Views in Wiring Systems

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S211

(CKT 1050) In the body harness, 6.5 cm (2.6 in) from the G203, G204, G205 ground breakout and the ground terminals

Harness Routing Views in Wiring Systems

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S212

(CKT 1414) In the body harness, 4 cm (10.24 in) from the BCM connector breakout toward C211

Harness Routing Views in Wiring Systems

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S228

(CKT 103) At the body harness, 15 cm (6 in) from the breakout to the headlamp switch relay in the headlamp switch relay harness

Harness Routing Views in Wiring Systems

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S229

(CKT 103) At the body harness, 15 cm (6 in) from the breakout to the headlamp switch relay in the headlamp switch relay harness

Harness Routing Views in Wiring Systems

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S283

(CKT 2409) In the IP harness, between the breakouts for the BCM C3 and the cigar lighter connector C224, 6.5 cm (2.6 in) from the BCM C3 breakout

Harness Routing Views in Wiring Systems

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S320

(CKT 1350) In the LH power seat harness

Harness Routing Views in Wiring Systems

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S427

(CKT 1350) At the left rear body harness, 7 cm (2.76 in) below the breakout to the left tail lamp connector C403

Harness Routing Views in Wiring Systems

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SP100

(CKT 150) At the forward lamp harness, to the left rear of the radiator support

Harness Routing Views in Wiring Systems

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SP101

(CKT 250) At the forward lamp harness, to the right inside of the radiator support

Harness Routing Views in Wiring Systems

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Splice Pack SP203

(CKT 1050) IP harness, on the IP, in front of the ashtray

Harness Routing Views in Wiring Systems

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