GM Service Manual Online
For 1990-2009 cars only

Name

Location

Locator View

Connector End View

A/C Compressor Clutch

Right lower front side of the engine, on the A/C compressor

HVAC Component Views

HVAC Connector End Views

A/C Compressor Diode

Right front side of the engine, near the A/C compressor in the wire harness

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A/C Pressure Sensor

Right front side of the engine, near the A/C compressor on the hose assembly

HVAC Component Views

HVAC Connector End Views

Air Inlet Actuator

Under the right side of the instrument panel, right of the blower motor

HVAC Component Views

HVAC Connector End Views

Ambient Outside Air Temperature Sensor

Center front of the vehicle, on the hood latch support

HVAC Component Views

HVAC Connector End Views

Aspirator

Under the center left side of the instrument panel, on the left side of the HVAC module

HVAC Component Views

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Blower Control Module

Under the right side of the instrument panel, right of the blower motor

HVAC Component Views

HVAC Connector End Views

Blower Motor

Under the right side of the instrument panel, above the right sound insulator

HVAC Component Views

HVAC Connector End Views

Dash Integration Module (DIM)

Under the right side of the instrument panel, near the blower motor

Body Control System Component Views in Body Control System

Body Control System Connector End Views in Body Control System

Data Link Connector (DLC)

Under the left side of the instrument panel, left of the steering column

Power and Grounding Component Views in Wiring Systems

Power and Grounding Connector End Views in Wiring Systems

Driver Air Mix Actuator

Under the center left side of the instrument panel, on the left side of the HVAC module

HVAC Component Views

HVAC Connector End Views

Front Passenger Door Module (FPDM)

Behind the passenger front door pad

Power Door Systems Component Views in Doors

Power Door Systems Connector End Views in Doors

Heater and A/C Control

Center of the instrument panel, below the radio

HVAC Component Views

HVAC Connector End Views

Inside Air Temperature Sensor

Under the left side of the instrument panel, near the left center instrument panel vent

HVAC Component Views

HVAC Connector End Views

Instrument Panel Module (IPM)

Under the left side of the instrument panel, above the gas pedal

Body Control System Component Views in Body Control System

Body Control System Connector End Views in Body Control System

LH Panel Temperature Sensor

In the left instrument panel duct, behind the outer vent

HVAC Component Views

HVAC Connector End Views

LH Heater Temperature Sensor

Under the left side of the instrument panel, in the sound insulator

HVAC Component Views

HVAC Connector End Views

Mode Actuator

Under the left side of the instrument panel, on the left side of HVAC module

HVAC Component Views

HVAC Connector End Views

Passenger Air Mix Actuator

Under the right side of the instrument panel, on the right side of the HVAC module

HVAC Component Views

HVAC Connector End Views

Passenger Temperature Control Assembly

In the right front door pad

HVAC Component Views

HVAC Connector End Views

Powertrain Control Module (PCM)

Front left side of the engine compartment under the air cleaner box

Engine Controls Component Views in Engine Controls

Powertrain Control Module Connector End Views in Engine Controls

Rear Fuse Block

Under the left side of the rear seat

Power and Grounding Component Views in Wiring Systems

Power and Grounding Connector End Views in Wiring Systems

RH Heater Temperature Sensor

Under the right side of the instrument panel, in the sound insulator

HVAC Component Views

HVAC Connector End Views

RH Panel Temperature Sensor

In the right instrument panel duct, behind the outer vent

HVAC Component Views

HVAC Connector End Views

Sunload and Ambient Light Sensor

Center top of the instrument panel, in the defroster grille

HVAC Component Views

HVAC Connector End Views

Underhood Fuse Block

Right front side of the engine compartment

Power and Grounding Component Views in Wiring Systems

Power and Grounding Connector End Views in Wiring Systems

C102

In the left front corner of the engine compartment (body harness inline to forward lamp harness)

Harness Routing Views in Wiring Systems

Inline Harness Connector End Views in Wiring Systems

C200

Left lower front corner of the passenger compartment on the underside of the instrument panel (body harness to instrument panel round harness)

Harness Routing Views in Wiring Systems

Inline Harness Connector End Views in Wiring Systems

C201

Right top side of the instrument panel under the upper trim pad (body harness to instrument panel round harness)

Harness Routing Views in Wiring Systems

Inline Harness Connector End Views in Wiring Systems

C202

Left lower front corner of the passenger compartment on the steering column (body harness to steering column harness)

Harness Routing Views in Wiring Systems

Inline Harness Connector End Views in Wiring Systems

C204

Under the right side of the instrument panel near the blower motor

Harness Routing Views in Wiring Systems

Inline Harness Connector End Views in Wiring Systems

C215

Left front side of the passenger compartment on the left side of the instrument panel (body harness to instrument panel flex harness)

Harness Routing Views in Wiring Systems

Inline Harness Connector End Views in Wiring Systems

C216

Center upper front corner of the passenger compartment on the center of the instrument panel (body harness to instrument panel flex harness)

Harness Routing Views in Wiring Systems

Inline Harness Connector End Views in Wiring Systems

C600

Right front door in the pillar

Harness Routing Views in Wiring Systems

Inline Harness Connector End Views in Wiring Systems

C603

Left front door between the door and the trim panel

Harness Routing Views in Wiring Systems

Inline Harness Connector End Views in Wiring Systems

G100

Left side of engine on top of the transmission

Power and Grounding Component Views in Wiring Systems

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G200

Left front corner of the passenger compartment on Left door pillar

Power and Grounding Component Views in Wiring Systems

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G201

Lower right corner of the passenger compartment on the right front door pillar

Power and Grounding Component Views in Wiring Systems

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P600

Right front door between the door and the door pillar

Harness Routing Views in Wiring Systems

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S105

In the engine harness 9.5 cm (3.7 in) from the PCM C1 connector

Harness Routing Views in Wiring Systems

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S106

In the engine harness 6.5 cm (2.5 in) from the idle air control (IAC) valve connector breakout

Harness Routing Views in Wiring Systems

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S107

In the engine harness 23 cm (9 in) from the A/C clutch connector breakout

Harness Routing Views in Wiring Systems

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S108

In the engine harness 18 cm (7 in) from the A/C clutch connector breakout

Harness Routing Views in Wiring Systems

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S206

In the instrument panel harness 13 cm (5 in) from the C216 breakout

Harness Routing Views in Wiring Systems

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S214

In the steering wheel harness 5 cm (1.8 in) from the SIR coil

Harness Routing Views in Wiring Systems

S220

In the HVAC harness 36.5 cm (14.4 in) from the C204 breakout

Harness Routing Views in Wiring Systems

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S221

In the HVAC harness 30 cm (11.8 in) from the C204 breakout

Harness Routing Views in Wiring Systems

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S222

In the HVAC harness 23.5 cm (9.3 in) from the C204 breakout

Harness Routing Views in Wiring Systems

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S225

In the steering column harness

Harness Routing Views in Wiring Systems

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S227

In the steering column harness

Harness Routing Views in Wiring Systems

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S304

In the body harness on the left side of the vehicle 11.5 cm (4.5 in) from the G300 breakout

Harness Routing Views in Wiring Systems

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S307

In the body harness on the left side of the vehicle 1.5 cm (0.6 in) from the rear fuse block breakout

Harness Routing Views in Wiring Systems

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S602

In the right front door harness 10 cm (4 in) from the door module connector breakout

Harness Routing Views in Wiring Systems

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S603

In the right front door trim harness 9 cm (3.5 in) from the C603 breakout

Harness Routing Views in Wiring Systems

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