GM Service Manual Online
For 1990-2009 cars only

Name

Location

Locator View

Connector End View

A/C Compressor Clutch Coil (VIN E)

Part of the A/C compressor, mounted to the right front of the engine

HVAC Component Views

HVAC Connector End Views

A/C Compressor Clutch Coil (VIN K)

Part of the A/C compressor, mounted to the right front of the engine

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HVAC Connector End Views

A/C Compressor Clutch Diode (VIN E)

Spliced into the engine wiring harness, approximately 10 cm (4 in) from the A/C compressor clutch coil connector

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A/C Compressor Clutch Diode (VIN K)

Spliced into the engine wiring harness, approximately 10 cm (4 in) from the A/C compressor clutch coil connector

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Blower Motor

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

HVAC Component Views

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Blower Motor Control Module

Behind the instrument panel, on the right side of the A/C module, attached to the blower motor

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HVAC Connector End Views

Body Control Module (BCM)

LH side of the instrument panel, above parking brake

Body Control System Component Views in Body Control System

Body Control System Connector End Views in Body Control System

Cruise Control Module

LH side of the engine compartment, near the strut tower

Cruise Control Component Views in Cruise Control

Cruise Control Connector End Views in Cruise Control

Data Link Connector (DLC)

On the bottom of the instrument panel, to the right of the steering column

Data Link Communications Component Views in Data Link Communications

Data Link Communications Connector End Views in Data Link Communications

Engine Wiring Harness Junction Block (Bottom)

RH side of the engine compartment, forward of the strut tower

Power and Grounding Component Views in Wiring Systems

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Engine Wiring Harness Junction Block (Top)

RH side of the engine compartment, forward of the strut tower

Power and Grounding Component Views in Wiring Systems

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Generator

Top of the RH side of the engine

Engine Electrical Component Views in Engine Electrical

Engine Electrical Connector End Views in Engine Electrical

Heater-A/C Control

Center of the instrument panel

HVAC Component Views

HVAC Connector End Views

Left Temp Control Electric Actuator

On the LH side of the HVAC module

HVAC Component Views

HVAC Connector End Views

IP Accessory Wiring Junction Block (LH)

LH side of the instrument panel, in the left front door opening

Power and Grounding Component Views in Wiring Systems

Power and Grounding Connector End Views in Wiring Systems

IP Accessory Wiring Junction Block (RH)

RH side of the instrument panel, in the right front door opening

Power and Grounding Component Views in Wiring Systems

Power and Grounding Connector End Views in Wiring Systems

Powertrain Control Module (PCM) (VIN E)

LH side of the engine compartment, forward of the strut tower, inside air box

Engine Controls Component Views in Engine Controls -- 3.4L

Engine Controls Connector End Views in Engine Controls -- 3.4L

Powertrain Control Module (PCM) (VIN K)

LH side of the engine compartment, forward of the strut tower, inside air box

Engine Controls Component Views in Engine Controls -- 3.8L

Engine Controls Connector End Views in Engine Controls -- 3.8L

RH Temp Control Electric Actuator

On the RH side of the HVAC module

HVAC Component Views

HVAC Connector End Views

Splice Pack SP205

Next to the LH IP accessory wiring junction block wiring harness, taped on harness

Data Link Communications Component Views in Data Link Communications

Data Link Communications Connector End Views in Data Link Communications

C101 (20 cavities)

Engine harness to the instrument panel harness, in the left side of the engine compartment, on the strut tower

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Inline Harness Connector End Views in Wiring Systems

C112 (24 cavities)

Engine harness to forward lamp harness RH side of engine compartment

Harness Routing Views in Wiring Systems

Inline Harness Connector End Views in Wiring Systems

G111 (VIN K)

Top right of the engine, below the ignition control module

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G111 (VIN M)

Lower left front of the engine, on the automatic transaxle stud, near the starter

Harness Routing Views in Wiring Systems

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G201

Behind the instrument panel, on the right side of the brake pedal bracket

Harness Routing Views in Wiring Systems

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G202

Behind the instrument panel, in the center

Harness Routing Views in Wiring Systems

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P101

Left rear of the engine compartment, near the strut tower

Harness Routing Views in Wiring Systems

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S158 (VIN E)

Engine harness, front left of engine compartment, approximately 4 cm (2 in) from inline connector C112 to forward harness breakout

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S158 (VIN K)

Engine harness left rear of engine, approximately 6.5 cm (2 in) from the EGR valve solenoid breakout

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S216

Instrument panel harness, behind the center of IP, approximately 6.5 cm (2 in) from the passenger mode valve actuator motor breakout

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S229

Instrument panel harness, behind the right center of IP, approximately 8.5 cm (3 in) from the ignition switch breakout

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