GM Service Manual Online
For 1990-2009 cars only

Name

Location

Locator View

Connector End View

Body Control Module (BCM)

Lower center 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 center 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

Left side of the dash, to the right 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 left 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

On the left IP sound insulator

Keyless Entry Component Views

Keyless Entry Connector End Views

Underhood Fuse Block

On the top of the left inner wheelwell

Power and Grounding Component Views in Wiring Systems

Electrical Center Identification Views in Wiring Systems

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

G105 (2.2L)

(CKT 450, CKT 451) Engine harness, to the RR of the engine block, near the electronic ignition control module

Harness Routing Views in Wiring Systems

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G105 (4.3L)

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

Harness Routing Views in Wiring Systems

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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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P100

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

Harness Routing Views in Wiring Systems

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S152 (2.2L)

(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)

(CKT 351, CKT 413, CKT 451) Engine harness, between the breakouts for the LR and RR engine block grounds, 13 cm (5.1 in) from the breakout to the LR engine grounds

Harness Routing Views in Wiring Systems

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Splice Pack SP202

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

Harness Routing Views in Wiring Systems

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