GM Service Manual Online
For 1990-2009 cars only

Name

Location

Locator View

Connector End View

Bose® Amplifier

On the left front of the rear compartment, under the rear package shelf

Entertainment Component Views

Entertainment Connector End Views

Compact Disc (CD) Changer

In the right side of the rear compartment, near the wheel house

Entertainment Component Views

Entertainment Connector End Views

Data Link Connector (DLC)

Under the left side of the IP, to the left of the steering column

Data Link Communications Component Views in Wiring Systems

Data Link Communications Connector End Views in Wiring Systems

Ground Coil

In the rear of the passenger compartment, near the rear window

Stationary Windows Component Views in Stationary Windows

--

Heater and A/C Programmer

Under the left side of the IP, near the rear of the IP compartment

 

HVAC Connector End Views in HVAC Systems with A/C - Automatic

Inflatable Restraint Steering Wheel Module Coil

In the left front of the passenger compartment, at the base of the steering wheel

SIR Component Views in SIR

--

IP Junction Block

Under the right side of the IP, near the rear of the IP compartment

Power and Grounding Component Views in Wiring Systems

Power and Grounding Connector End Views in Wiring Systems

LH Front Door Speaker

In the left front door, behind the door trim panel

Entertainment Component Views

--

LH Rear Door Speaker (Midrange)

On the left rear door harness to the left rear door trim harness, under the left rear door trim panel

Entertainment Component Views

Entertainment Connector End Views

LH Rear Speaker

On the left rear of the passenger compartment, below the rear shelf trim panel

Entertainment Component Views

Entertainment Connector End Views

LH Rear Speaker (Subwoofer)

On the left rear of the passenger compartment, below the rear shelf trim panel

Entertainment Component Views

Entertainment Connector End Views

Radio

In the center of the IP, above the HVAC control

Entertainment Component Views

Entertainment Connector End Views

Rear Junction Block

In the center right rear of the passenger compartment, under the rear seat cushion

Power and Grounding Component Views in Wiring Systems

Power and Grounding Connector End Views in Wiring Systems

RH Front Door Speaker

In the right front door, behind the door trim panel

Entertainment Component Views

--

RH Rear Door Speaker (Midrange)

In the right rear door, behind the door trim panel

Entertainment Component Views

--

RH Rear Speaker

On the right body harness to the rear shelf harness, to the right front of the rear compartment

Entertainment Component Views

Entertainment Connector End Views

RH Rear Speaker (Subwoofer)

Below the center of the rear shelf trim panel, in the rear compartment

Entertainment Component Views

Entertainment Connector End Views

Steering Column Fuse Holder

On the left side of the passenger compartment, at the base of the steering column

--

--

Steering Wheel Control Switch

On the left side of the passenger compartment, in the steering wheel

--

--

C203 (16 cavities)

The body harness to the IP harness, under the left side of the IP, to the left of the steering column

Harness Routing Views in Wiring Systems

Inline Harness Connector End Views in Wiring Systems

C206 (24 cavities)

The IP harness to the steering column harness, under the left side of the IP, above the steering column

Harness Routing Views in Wiring Systems

Inline Harness Connector End Views in Wiring Systems

C301 (10 cavities)

The body harness to the left rear door harness, in the left side of the passenger compartment, near P700

Harness Routing Views in Wiring Systems

Inline Harness Connector End Views in Wiring Systems

C302 (7 cavities)

The body harness to the left rear door harness, in the left side of the passenger compartment, near P700

Harness Routing Views in Wiring Systems

Inline Harness Connector End Views in Wiring Systems

C402 (4 cavities) (w/ U99)

The body harness to the rear shelf harness, in the left front of the rear compartment

Harness Routing Views in Wiring Systems

Inline Harness Connector End Views in Wiring Systems

C402 (4 cavities) (w/o U99)

The body harness to the rear shelf harness, in the left front of the rear compartment

Harness Routing Views in Wiring Systems

Inline Harness Connector End Views in Wiring Systems

C500 (10 cavities)

The body harness to the left front door trim harness, under the left front door trim panel

Harness Routing Views in Wiring Systems

Inline Harness Connector End Views in Wiring Systems

C601 (4 cavities)

The body harness to the right front door trim harness, under the right front door trim panel

Harness Routing Views in Wiring Systems

Inline Harness Connector End Views in Wiring Systems

C700 (10 cavities)

The left rear door harness to the left rear door trim harness, under the left rear door trim panel

Harness Routing Views in Wiring Systems

Inline Harness Connector End Views in Wiring Systems

C800 (10 cavities)

The right rear door harness to the right rear door trim harness, under the right rear door trim panel

Harness Routing Views in Wiring Systems

Inline Harness Connector End Views in Wiring Systems

G202

In the left front of the passenger compartment, under the kick panel trim plate

Power and Grounding Component Views in Wiring Systems

--

P500

In the front of the left front door jamb, near the door hinges

Harness Routing Views in Wiring Systems

--

P600

In the front of the right front door jamb, near the door hinges

Harness Routing Views in Wiring Systems

--

S206

In the body harness, approximately 31.5 cm (12.4 in) from the G202 ground

Harness Routing Views in Wiring Systems

--

S209

In the IP harness, approximately 47 cm (18.5 in) from the DLC

Harness Routing Views in Wiring Systems

--

S218

In the body harness, approximately 27 cm (10.6 in) from the park brake switch

Harness Routing Views in Wiring Systems

--

S219

In the body harness, approximately 24 cm (9.4 in) from P100

Harness Routing Views in Wiring Systems

--