GM Service Manual Online
For 1990-2009 cars only

Name

Location

Locator View

Connector End View

Body Relay Block

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

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, 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

Door Lock Actuator, LH

Inside the door by the latches

Power Door Systems Component Views in Doors

Power Door Systems Connector End Views in Doors

Door Lock Cylinder Switch, LH

Inside the door at the lock cylinder

Power Door Systems Component Views in Doors

Power Door Systems Connector End Views in Doors

Endgate Lock Cylinder Switch

Top center of the endgate

Power Door Systems Component Views in Doors

Body Rear End Connector End Views

Endgate Window Release Actuator

Inside the top of the endgate

Body Rear End Component Views

Body Rear End Connector End Views

Liftgate Ajar Jamb Switch

Bottom center of the liftgate

Body Control System Component Views in Body Control System

Body Control System Connector End Views in Body Control System

Liftgate Lock Actuator

Bottom center of the liftgate

Power Door Systems Component Views in Doors

Power Door Systems Connector End Views in Doors

Liftgate Lock Cylinder Switch

Bottom center of the liftgate

Power Door Systems Component Views in Doors

Power Door Systems Connector End Views in Doors

Liftgate Window Release Actuator

Bottom center of the liftgate liftglass

Body Rear End Component Views

Body Rear End Connector End Views

Liftglass Jamb Switch

In the Endgate, near the latch

Body Rear End Component Views

Body Rear End Connector End Views

Liftglass Relay

In the Body Relay Block

Power and Grounding Component Views in Wiring Systems

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Park Brake Warning Switch

On the park brake bracket

Hydraulic Brake Component Views in Hydraulic Brakes

Hydraulic Brake Connector End Views in Hydraulic Brakes

Rear Wiper/Washer Switch and Endgate/Liftgate Window Release Switch

On the IP, LH of the radio

Wiper/Washer Component Views in Wipers/Washer Systems

Wiper/Washer Connector End Views in Wipers/Washer 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

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

C413 (6 Cavities) (Utility w/ Endgate)

Body harness to endgate harness, to the rear left center of the body, at the endgate

Harness Routing Views in Wiring Systems

Inline Harness Connector End Views in Wiring Systems

C426 (8 Cavities) (Utility w/ Liftgate)

Body harness to liftglass harness in-line connector, near the upper LH corner of the liftgate

Harness Routing Views in Wiring Systems

Inline Harness Connector End Views in Wiring Systems

C501 (16 Cavities) (4-Door Utility only)

Body harness to LF door harness, in the LF door

Harness Routing Views in Wiring Systems

Inline Harness Connector End Views in Wiring Systems

G203

(CKT 1050) Body harness, to the RH of the IP, between C203 and the splice packs

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

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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P500

Body harness to the LF door pass-through, between the body and the LF door

Harness Routing Views in Wiring Systems

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P900 (Utility w/ Endgate)

Body to the endgate, between the body harness and the endgate

Harness Routing Views in Wiring Systems

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P901 (Utility w/ Liftgate)

Body to the LH liftgate harness, in the LH of the liftgate

Harness Routing Views in Wiring Systems

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S427 (Utility)

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

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, strapped to the Body Harness

Harness Routing Views in Wiring Systems

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