GM Service Manual Online
For 1990-2009 cars only

Name

Location

Locator View

Connector End View

Instrument Panel Cluster Assembly

Left side of the IP

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

--

C3 (13 Terminals)

I/P harness to IP cluster assembly, behind upper left corner of the IP cluster assembly

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

Junction Block

Behind left side of the IP

Power and Grounding Component Views in Wiring Systems

--

C4 (20 Cavities)

IP harness to the junction block, behind the left IP

Power and Grounding Component Views in Wiring Systems

Electrical Center Identification Views in Wiring Systems

Rear Defogger

In the rear window

Stationary Windows Component Views in Stationary Windows

--

C1 (1 Cavity)

Positive (+) rear defogger jumper to the rear defogger, right lower side of the rear window

--

--

C2 (1 Cavity)

Negative (-) rear defogger jumper to the rear defogger, left lower side of the rear window

--

--

Rear Defogger Switch

In the IP, left of steering column

--

Power and Grounding Connector End Views in Wiring Systems

C203 (13 Cavities)

I/P harness to floor harness, behind left side of the IP, near junction block

Harness Routing Views in Instrument Panel

--

C402 (6 Cavities) (2-Door)

Floor harness to liftgate harness, right rear corner of vehicle

--

Harness Routing Views in Wiring

G203

Junction block case ground, under the left side of the IP

--

--

G300 (4-Door)

Behindthe right rear quarter trim panel

--

--

G402 (2-Door)

Left side of the liftgate behind trim panel

--

--

P403

Upper ight side of the liftgate

--

--

S225

I/P harness, near the C200 breakout

Lighting Systems Component Views in Lighting Systems

--

S235

IP harness, near the C200 breakout

Lighting Systems Component Views in Lighting Systems

--

S236

IP harness, near the IP cluster assembly connector C3 breakout

Lighting Systems Component Views in Lighting Systems

--

S239

IP harness, near the IP cluster assembly connector C3 breakout

Lighting Systems Component Views in Lighting Systems

--