GM Service Manual Online
For 1990-2009 cars only

Name

Location

Locator View

Connector End View

Body Control Module (BCM)

Inside the dash, above the radio

Body Control System Component Views in Body Control Systems

Body Control System Connector End Views in Body Control Systems

Data Link Connector (DLC)

On the lower left side of the dash

Harness Routing Views in Wiring Systems

Data Link Communications Connector End Views in Wiring Systems

Instrument Cluster

On the left of the dash

HVAC Component Views in HVAC Systems - Manual

Instrument Panel, Gages, and Console Connector End Views in Instrument Panel, Gauges, and Console

Instrument Panel (IP) Fuse Block

On the lower left side of the dash, next to the left side kick panel

Harness Routing Views in Wiring Systems

Electrical Center Identification Views in Wiring Systems

Seat Belt Buckle Switch

Inside the left seat belt assembly

Seat Belt Component Views

Seat Belt Connector End Views

C100

In the left side front of the dash

Harness Routing Views in Wiring Systems

Inline Harness Connector End Views in Wiring Systems

C200

In the LH kick panel near C100

Harness Routing Views in Wiring Systems

Inline Harness Connector End Views in Wiring Systems

G107

In the left rear of the engine block next to the knock sensor

Harness Routing Views in Wiring Systems

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G400

In the upper half of the left D pillar

Harness Routing Views in Wiring Systems

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S225

In the IP harness 10 cm (3.9 in) from the radio connectors breakout

Harness Routing Views in Wiring Systems

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S260

In the IP harness 49 cm (19.3 in) from the right kick panel connector C205

Harness Routing Views in Wiring Systems

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S319

In the body harness 10 cm (3.9 in) from G400 breakout toward P401

Harness Routing Views in Wiring Systems

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Splice Pack #261 (SP261)

In the IP harness 20 cm (7.9 in) from relay blocks breakout toward the DLC

Data Link Communications Component Views in Data Link Communications

Data Link Communications Connector End Views in Data Link Communications