GM Service Manual Online
For 1990-2009 cars only

Name

Location

Locator View

Connector End View

Body Bussed Electrical Center (BBEC)

LH of the dash, right of the IP Fuse Block

Power and Grounding Component Views in Wiring Systems

Power and Grounding Connector End Views in Wiring Systems

Clutch Pedal Position Switch

On the clutch pedal support bracket

Engine Electrical Component Views in Engine Electrical

Engine Electrical Connector End Views in Engine Electrical

Cruise Control Module (CCM)

LH Rear of the engine compartment, on the cowl

Cruise Control Component Views

Cruise Control 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

Multifunction Switch (T/SIG & HDLP D/SW & WSH & WSWA W/LVR)

LH side of the steering column

Tilt Wheel/Column Component Views in Steering Wheel and Column - Tilt

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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

TCC/Stop Lamp Switch

Mounted on the brake pedal

Lighting Systems Component Views in Lighting Systems

Lighting Systems Connector End Views in Lighting Systems

Underhood Bussed Electrical Center (UBEC)

On the top of the left inner wheelwell

Power and Grounding Component Views in Wiring Systems

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Underhood Bussed Electrical Center (UBEC) Connector C1 (68 Cavities) (Body)

Below the UBEC

Power and Grounding Component Views in Wiring Systems

Power and Grounding Connector End Views in Wiring Systems

Underhood Bussed Electrical Center (UBEC) Connector C2 (68 Cavities) (Engine)

Below the UBEC

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

G105 (2.2L Engine)

(CKT 450, CKT 451) Engine harness, to the RH rear of the engine block, near the Ignition Control Module

Harness Routing Views in Wiring Systems

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G105 (4.3L Engine)

(CKT 450, CKT 451) Engine harness, LH Rear of the cylinder head

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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S138

(CKT 420) Body harness, between the breakout to VCM connector C4 and the windshield wiper motor breakout, 32 cm (12.6 in) from the breakout to the motor

Harness Routing Views in Wiring Systems

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S152 (2.2L Engine)

(CKT 351, CKT 413, CKT 451) Engine harness, between the breakouts for the fuel injector connector and the Ignition Control Module, 7 cm (2.8 in) from G105

Harness Routing Views in Wiring Systems

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S152 (4.3L Engine)

(CKT 351, CKT 413, CKT 451) Engine harness, between the breakouts for the LH rear and RH rear engine block grounds, 15 cm (5.9 in) from the breakout to the LH rear engine grounds

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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