GM Service Manual Online
For 1990-2009 cars only

Name

Location

Locator View

Connector End View

Body Control Module (BCM)

Lower rear of the IP, on the heater

Body Control System Component Views in Body Control System

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Body Control Module (BCM) Connector C1 (BRN) (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 Relay Block

Right side of the IP, left of the IP fuse block

Power and Grounding Component Views in Wiring Systems

Power and Grounding Connector End Views in Wiring Systems

Data Link Connector (DLC)

Lower right of the IP

Data Link Communications Component Views in Data Link Communications

Data Link Communications Connector End Views in Data Link Communications

Remote Control Door Lock Receiver (Japan)

On the right side IP sound insulator

Keyless Entry Component Views

Keyless Entry Connector End Views

Remote Control Door Lock Receiver (UK/S. Africa)

Below the left IP, near the A-pillar

Keyless Entry Component Views

Keyless Entry Connector End Views

Remote Control Door Lock Receiver Antenna (Japan)

In the right A-Pillar

Keyless Entry Component Views

Keyless Entry Connector End Views

Underhood Fuse Block

On the top of the right inner fenderwell

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 C2 (68 Cavities) (Engine)

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

G105

(CKT 451) At the engine harness, to the LR of the cylinder head

Harness Routing Views in Wiring Systems

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G203

(CKT 1050) At the body harness, to the right of the IP

Harness Routing Views in Wiring Systems

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P100

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

Harness Routing Views in Wiring Systems

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S152

(CKT 351, CKT 451) In the engine harness, between the breakouts for the LR and the RR engine block grounds, 15 cm (5.9 in) from the breakout to the RR engine grounds

Harness Routing Views in Wiring Systems

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S214

(CKT 461) In the body harness, 4 cm (1.6 in) from the BCM connector breakout toward C203

Harness Routing Views in Wiring Systems

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S224

(CKT 451) In the IP harness, between the breakouts for the BCM C3 and the radio connector, 19.5 cm (7.7 in) from the BCM C3 breakout

Harness Routing Views in Wiring Systems

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