GM Service Manual Online
For 1990-2009 cars only

Name

Location

Locator View

Connector End View

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

Door Lock and Side Window Switch, LH

In the left door trim panel, near the armrest

Power Door Systems Component Views

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Door Lock and Side Window Switch, LH Connector C1 (11 Cavities)

In the left door trim panel, near the armrest

Power Door Systems Component Views

Power Door Systems Connector End Views

Door Lock and Side Window Switch, LH Connector C2 (8 Cavities)

In the left door trim panel, near the armrest

Power Door Systems Component Views

Power Door Systems Connector End Views

Door Lock and Side Window Switch, RH

In the right door trim panel, near the armrest

Power Door Systems Component Views

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Door Lock and Side Window Switch, RH Connector C1 (11 Cavities)

In the right door trim panel, near the armrest

Power Door Systems Component Views

Power Door Systems Connector End Views

Door Lock and Side Window Switch, RH Connector C2 (3 Cavities)

In the right door trim panel, near the armrest

Power Door Systems Component Views

Power Door Systems Connector End Views

Door Lock Relay

In the body relay block

Power and Grounding Component Views in Wiring Systems

Electrical Center Identification Views in Wiring Systems

Door Unlock Relay

In the body relay block

Electrical Center Identification Views in Wiring Systems

Electrical Center Identification Views in Wiring Systems

Driver Door Unlock Relay

In the body relay block

Electrical Center Identification Views in Wiring Systems

Electrical Center Identification Views in Wiring Systems

Heater and A/C Controller

In the center of the IP

HVAC Component Views in HVAC Systems - Manual

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Heater and A/C Controller (w/ Manual A/C) Connector C5 (4 Cavities) (Except Base Pickup)

Between connectors C1 and C3

HVAC Component Views in HVAC Systems - Manual

HVAC Connector End Views in HVAC Systems - Manual

IP Fuse Block

LH of the IP, near the side door jamb switch

Power and Grounding Component Views in Wiring Systems

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Outside Rear View Mirror, LH (10 Cavities)

Door harness to outside rear view mirror pigtail connector

Power Door Systems Component Views

Power Door Systems Connector End Views

Outside Rear View Mirror, RH (10 Cavities)

Door harness to outside rear view mirror pigtail connector

Power Door Systems Component Views

Power Door Systems Connector End Views

Outside Rear View Mirror Switch

In the left door trim panel, beside the armrest

Power Door Systems Component Views

Power Door Systems Connector End Views

Side Door Lock Actuator, LF

Part of the door latch assembly

Power Door Systems Component Views

Power Door Systems Connector End Views

Side Door Lock Actuator, RF

Part of the door latch assembly

Power Door Systems Component Views

Power Door Systems Connector End Views

Side Window Regulator Motor, LF

In the LF Side Door

Power Door Systems Component Views

Power Door Systems Connector End Views

Side Window Regulator Motor, RF

In the RF Side Door

Power Door Systems Component Views

Power Door Systems Connector End Views

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 right of the IP

Harness Routing Views in Wiring Systems

Inline Harness Connector End Views in Wiring Systems

C500 (4 Cavities) (w/o Power Locks/Windows)

Body harness to LF door harness, in the LF door

Harness Routing Views in Wiring Systems

Inline Harness Connector End Views in Wiring Systems

C500 (22 Cavities) (w/ Power Locks/Windows)

Body harness to LF door harness, in the LF door

Harness Routing Views in Wiring Systems

Inline Harness Connector End Views in Wiring Systems

C601 (4 Cavities) (w/o Power Locks/Windows)

Body harness to RF door harness, in the RF door

Harness Routing Views in Wiring Systems

Inline Harness Connector End Views in Wiring Systems

C601 (22 Cavities) (w/ Power Locks/Windows)

Body harness to RF door harness, in the RF door

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

Harness Routing Views in Wiring Systems

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G202

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

Harness Routing Views in Wiring Systems

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G203

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

Harness Routing Views in Wiring Systems

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G205

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

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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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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P600

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

Harness Routing Views in Wiring Systems

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S501

(CKT 1850) LH door harness, between breakout to door speaker and door lock and side window switch

Harness Routing Views in Wiring Systems

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S601

(CKT 1050) RH door harness

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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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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Splice Pack SP204

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

Harness Routing Views in Wiring Systems

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