GM Service Manual Online
For 1990-2009 cars only

Name

Location

Locator View

Connector End View

Body Control Module

Lower rear of IP on the heater assembly

Body Control System Component Views in Body Control System

Body Control System Connector End Views in Body Control System

Data Link Connector

Lower LH side of instrument panel

Data Link Communications Component Views in Wiring Systems

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

IP Fuse Block

LH side of the IP near the left front door jamb switch

Power and Grounding Component Views in Wiring Systems

Power and Grounding Connector End Views in Wiring Systems

Seat Belt Switch

Part of the driver seat belt buckle

Power Seat Component Views in Seats

Power Seat Connector End Views in Seats

Supplemental Inflatable Restraint Front End Discriminating Sensor, LH

On front frame cross-member, just inside the LH frame rail

SIR Component Views

SIR Connector End Views

Supplemental Inflatable Restraint Front End Discriminating Sensor, RH

On front frame cross-member, just inside the RH frame rail

SIR Component Views

SIR Connector End Views

Supplemental Inflatable Restraint IP Module Switch (Pickup)

On the instrument panel, to the left of the radio

SIR Component Views

SIR Connector End Views

Supplemental Inflatable Restraint IP Module

RH side of instrument panel

SIR Component Views

SIR Connector End Views

Supplemental Inflatable Restraint Sensing And Diagnostic Module (Pickup)

Mounted on the floor between the driver and passenger seats below the console and carpeting

SIR Component Views

SIR Connector End Views

Supplemental Inflatable Restraint Sensing And Diagnostic Module (Utility)

Mounted on the floor between the driver and passenger seats below the console and carpeting

SIR Component Views

SIR Connector End Views

Supplemental Inflatable Restraint Steering Wheel Module

In the steering wheel

SIR Component Views

SIR Connector End Views

Supplemental Inflatable Restraint Steering Wheel Module Coil

In the steering column

SIR Component Views

SIR Connector End Views

C109 (2 Cavities)

SIR body harness to antilock brake harness connector, LH side of engine compartment, near the electronic brake control module)

Harness Routing Views in Wiring Systems

Inline Harness Connector End Views in Wiring Systems

C200 (2 Cavities)

SIR IP harness to body harness connector, RH side of IP, next to C203

Harness Routing Views in Wiring Systems

Inline Harness Connector End Views in Wiring Systems

C201 (2 Cavities)

Inflatable restraint IP module pigtail to IP harness connector, near inflatable restraint IP module

Harness Routing Views in Wiring Systems

Inline Harness Connector End Views in Wiring Systems

C203 (116 Cavities)

Body harness to IP harness, RH side of IP

Harness Routing Views in Wiring Systems

Inline Harness Connector End Views in Wiring Systems

C207 (2 Cavities)

Driver's seat belt switch pigtail lead connector

Harness Routing Views in Wiring Systems

Inline Harness Connector End Views in Wiring Systems

C214 (2 Cavities)

SIR body harness to steering column harness, front of IP, near the steering column

Harness Routing Views in Wiring Systems

Inline Harness Connector End Views in Wiring Systems

C317 (6 Cavities)

Body harness to LF seat belt switch and power seats, under the LF seat

Harness Routing Views in Wiring Systems

Inline Harness Connector End Views in Wiring Systems

G118

(Circuit 1851) 4WAL/SIR harness, at the RH frame rail, forward of RH front wheel

Harness Routing Views in Wiring Systems

--

G200

(Circuit 1850) Body harness, LF of IP, above P100

Harness Routing Views in Wiring Systems

--

G201

(Circuit 1850) Body harness, LF of IP, above P100

Harness Routing Views in Wiring Systems

--

G203

(Circuit 1050) Body harness, RH of the IP, between C203 and the splice packs

Harness Routing Views in Wiring Systems

--

G204

(Circuit 1050) Body harness, RH of the IP, between C203 and the splice packs

Harness Routing Views in Wiring Systems

--

G450

(Circuit 1350) Body harness, in the LH rear of the RH frame rail

Harness Routing Views in Wiring Systems

--

S205

(Circuit 1220) IP harness, between the breakouts for the radio and BCM Connector C3, 8 cm (3.15 in) from the breakout to the radio

Harness Routing Views in Wiring Systems

--

S282

(Circuit 1382) IP harness, between the breakouts for the radio and BCM Connector C3, 6 cm (2.36 in) from the breakout to the radio

Harness Routing Views in Wiring Systems

--

S427

(Circuit 1350, 1450) Body harness at LH rear, 7 cm (2.76 in) below the breakout to the LH tail lamp C403

Harness Routing Views in Wiring Systems

--

SP202

(Circuits 379, 1850) Strapped to body harness at LH center of the front of the IP

Harness Routing Views in Wiring Systems

--

SP203

(Circuit 1050) IP harness, on the IP, in front of the IP ashtray

Harness Routing Views in Wiring Systems

--