GM Service Manual Online
For 1990-2009 cars only

Name

Location

Locator View

Connector End View

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

Data Link Connector (DLC)

Lower RH of the IP

Data Link Communications Component Views in Data Link Communications

Data Link Communications Connector End Views in Wiring Systems

Instrument Cluster

In the IP, ahead of the steering column

Instrument Panel, Gages, and Console Component Views in Instrument Panel, Gauges and Console

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

Seat Belt Switch, RH

Under the LH Seat

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Seat Belt Connector End Views

C203 (116 Cavities)

Body harness to IP harness, to the LH of the IP

Harness Routing Views in Wiring Systems

Inline Harness Connector End Views in Wiring Systems

C315 ( 6 Cavities)

At the body harness to right front seat pigtail connector under the right front seat

Harness Routing Views in Wiring Systems

Inline Harness Connector End Views in Wiring Systems

G450

( CKT  1350) Body harness, in the LH Rear body corner, near the tail lamp harness

Harness Routing Views in Wiring Systems

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S201

(CKT  1807) Body harness 13 cm (5.2 in) from the BCM connector breakout toward the C211 steering column harness connector

Harness Routing Views in Wiring Systems

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S320

(CKT 1350) In the LH power seat harness

Harness Routing Views in Wiring Systems

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S427 (Utility)

(CKT 1350, CKT 1450) LH rear body harness, 7 cm (1.1 in) below the breakout to the left tail lamp connector C403

Harness Routing Views in Wiring Systems

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