GM Service Manual Online
For 1990-2009 cars only

Name

Location

Locator View

Connector End View

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

Lower center of the IP, above the drive shaft tunnel

Body Control System Component Views in Body Control Systems

Body Control System Connector End Views in Body Control Systems

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

Lower center of the IP, above the drive tunnel shaft

Body Control System Component Views in Body Control Systems

Body Control System Connector End Views in Body Control Systems

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

Lower center of the IP, above the drive shaft tunnel

Body Control System Component Views in Body Control Systems

Body Control System Connector End Views in Body Control Systems

Headlamp Switch

LF of the IP

Lighting Systems Component Views in Lighting Systems

Lighting Systems Connector End Views in Lighting Systems

Ignition Key Alarm Switch

At the ignition switch, part of the lock module

Audible Warnings Component Views

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Instrument Cluster

In the IP, ahead of the steering column

Instrument Panel, Gages, and Console Component Views

Instrument Panel, Gages, and Console Connector End Views

IP Fuse Block

LH of the IP, near the door jamb switch, LF

Power and Grounding Component Views in Wiring Systems

Power and Grounding Connector End Views in Wiring Systems

Park and Turn Signal Lamp, LH

In the headlamp, below the low beam bulb

Lighting Systems Component Views in Lighting Systems

Lighting Systems Connector End Views in Lighting Systems

Park and Turn Signal Lamp, RH

In the headlamp, below the low beam bulb

Lighting Systems Component Views in Lighting Systems

Lighting Systems Connector End Views in Lighting Systems

Powertrain Control Module (PCM) Connector C2 (2.2L Engine)

On the right side of the engine compartment

Engine Controls Component Views in Engine Controls - 2.2L

Powertrain Control Module Connector End Views in Engine Controls - 2.2L

Seat Belt Switch

Under the LH seat

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Seat Belt Connector End Views in Seat Belts

Side Door Jamb Switch, LF

LH of the IP

Body Control System Component Views in Body Control Systems

Body Control System Connector End Views in Body Control Systems

Underhood Fuse Block

On the top of the left inner wheelwell

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

Vehicle Control Module (VCM) (4.3L Engine)

RH of the engine compartment

Engine Controls Component Views in Engine Controls - 4.3L

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Vehicle Control Module (VCM) (4.3L Engine) Connector C4 (24 Cavities)

RH of the engine compartment

Engine Controls Component Views in Engine Controls - 4.3L

VCM Connector End Views in Engine Controls - 4.3L

C101 (16 Cavities) (2.2L Engine)

Engine harness to body harness, RH of the engine compartment, near the PCM

Harness Routing Views in Wiring Systems

Inline Harness Connector End Views in Wiring Systems

C203 (116 Cavities)

Body harness to IP harness, to the RH 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

C317 (6 Cavities) (Pickup)

Body harness to LF seat belt switch and power seats, under the LF seat

Harness Routing Views in Wiring Systems

Inline Harness Connector End Views in Wiring Systems

C317 (6 Cavities) (Utility)

Body harness to LF seat belt switch and power seats, under the LF seat

Harness Routing Views in Wiring Systems

Inline Harness Connector End Views in Wiring Systems

G200

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

Harness Routing Views in Wiring Systems

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G201

(CKT 1850) Body harness, to the LF of the IP, above P100, above G200 and G202

Harness Routing Views in Wiring Systems

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G203

(CKT 1050) Body harness, to the RH of the IP, between C203 and the splice packs, breakout from harness attached to bulkhead (RH side)

Harness Routing Views in Wiring Systems

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G204

(CKT 1050) Body harness, to the RH of the IP, between C203 and the splice packs, breakout from harness attached to bulkhead (LH side)

Harness Routing Views in Wiring Systems

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G450 (Utility)

(CKT 1350) Body harness, in the LH Rear body corner, near C403 to the tail lamp harness

Harness Routing Views in Wiring Systems

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P100

IP bulkhead pass-through, LH rear of the engine compartment, on the cowl

Harness Routing Views in Wiring Systems

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S205

(CKT 1220) IP harness, between the breakouts for the radio and BCM connector C3, 8 cm (3.1 in) from the breakout to the radio

Harness Routing Views in Wiring Systems

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S283

(CKT 2409) IP harness, between the breakouts to the BCM connector C3 and the radio, 13 cm (5.12 in) from the breakout to the BCM

Harness Routing Views in Wiring Systems

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S313 (w/ Power Seats)

(CKT 1350) LH Power Seat harness, 15 cm (5.9 in) from C317

Harness Routing Views in Wiring Systems

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S427 (Utility)

(CKT 1350, CKT 1450) LH rear body harness, 7 cm (2.6 in) below the breakout to the left tail lamp connector C403

Harness Routing Views in Wiring Systems

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Splice Pack SP200

(CKT 41, CKT 241, CKT 341, CKT 817) Strapped to the body harness, in the center front of the IP, to the RH of SP204

Harness Routing Views in Wiring Systems

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Splice Pack SP202

(CKT 379, CKT 1850) Strapped to the body harness, at the LH center of the IP

Harness Routing Views in Wiring Systems

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Splice Pack SP203

(CKT 1050) IP harness, on the IP, behind HVAC controls

Harness Routing Views in Wiring Systems

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Splice Pack SP204

(CKT 584, CKT 1414, CKT 1415, CKT 1050) Strapped to the body harness, in the right front of the IP, to the LH of SP200

Harness Routing Views in Wiring Systems

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