GM Service Manual Online
For 1990-2009 cars only

Name

Location

Locator View

Connector End View

A/C Clutch Diode (V6 VIN K)

Sealed in a harness, approximately 3 cm (1.2 in) from the injector 2 breakout

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A/C Clutch Diode (V8 VIN G)

Sealed in a harness, approximately 17 cm (6.8 in) from the A/C compressor clutch connector

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A/C Compressor Clutch (V6 VIN K)

In the front of the engine, on the lower right side

HVAC Component Views

Engine Controls Connector End Views in Engine Controls

A/C Compressor Clutch (V8 VIN G)

In the front of the engine, on the lower right side

HVAC Component Views

Engine Controls Connector End Views in Engine Controls

A/C Refrigerant Pressure Sensor (V6 VIN K)

Above the right front wheelhouse, attached to the refrigerant line

HVAC Component Views

Engine Controls Connector End Views in Engine Controls

A/C Refrigerant Pressure Sensor (V8 VIN G)

Above the right front wheelhouse, attached to the refrigerant line

HVAC Component Views

Engine Controls Connector End Views in Engine Controls

Blower Motor

Under the lower right side of the IP, mounted in the HVAC module

Body Control System Component Views in Body Control Systems

HVAC Connector End Views

Blower Motor Relay

Under the IP, above the floor tunnel, attached to the inflatable restraint instrument panel module bracket

HVAC Component Views

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Blower Resistor

In the HVAC module, forward and left of the temperature control cable attachment

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HVAC Connector End Views

Engine Wiring Harness Junction Block 2

In the left front corner of the engine compartment

Power and Grounding Component Views in Wiring Systems

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HVAC Control

In the center of the IP, above the radio

HVAC Component Views

HVAC Connector End Views

HVAC Control Blower Switch (Part of HVAC Control)

Part of the HVAC control

HVAC Component Views

HVAC Connector End Views

HVAC Control Lamp (Part of HVAC Control)

Part of the HVAC control

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HVAC Connector End Views

HVAC Control Selector Switch (Part of HVAC Control)

Part of the HVAC control

HVAC Component Views

HVAC Connector End Views

IP Fuse Block

On the left end of the IP carrier

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

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Powertrain Control Module (PCM) (V6 VIN K)

On the right side of the engine compartment, rear of the wheelhouse

Power and Grounding Component Views in Wiring Systems

Powertrain Control Module Connector End Views in Engine Controls

Powertrain Control Module (PCM) (V8 VIN G)

On the right side of the engine compartment, rear of the wheelhouse

Engine Controls Component Views in Engine Controls

Powertrain Control Module Connector End Views in Engine Controls

C100 (10 cavities)

Engine to forward lamp harness, in the engine compartment, above the right wheelhouse

Harness Routing Views in Wiring Systems

Inline Harness Connector End Views in Wiring Systems

C200B (18 cavities)

Forward lamp to IP harness, between the left kick panel and the steering column

Harness Routing Views in Wiring Systems

Inline Harness Connector End Views in Wiring Systems

C200D (48 cavities)

Part of the IP harness, between the left kick panel and the steering column

Harness Routing Views in Wiring Systems

Inline Harness Connector End Views in Wiring Systems

C230 (10 cavities)

IP to engine harness, under the right side of the IP, behind the knee bolster

Harness Routing Views in Wiring Systems

Inline Harness Connector End Views in Wiring Systems

G112

Attached to the rear of the left cylinder head

Harness Routing Views in Wiring Systems

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G200

Near the left A-pillar, bolted to the IP mounting stud behind the kick panel

Harness Routing Views in Wiring Systems

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G201

Near the right A-pillar, bolted to the IP mounting stud behind the kick panel

Harness Routing Views in Wiring Systems

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P100

Left side in the dash panel, engine to the passenger compartment

Harness Routing Views in Wiring Systems

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P110

Right side in the dash panel, engine to the passenger compartment

Harness Routing Views in Wiring Systems

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S105 (V8 VIN G)

In the engine harness at the A/C refrigerant pressure sensor breakout

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S108 (V6 VIN K)

In the engine harness, main branch, approximately 15 cm (6 in) from G112 breakout

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S108 (V8 VIN G) (Automatic Transmission)

In the engine harness, main branch, approximately 5 cm (2 in) from the automatic transmission breakout

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S108 (V8 VIN G) (Manual Transmission)

In the engine harness, main branch, approximately 12 cm (4.7 in) from the vehicle speed sensor breakout

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S110 (V6 VIN K)

In the engine harness, approximately 4 cm (1.6 in) from the powertrain control module (PCM) breakout

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S110 (V8 VIN G)

In the engine harness, main branch, approximately 20 cm (7.9 in) from the powertrain control module (PCM) breakout

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S114 (V6 VIN K)

In the engine harness, approximately 3 cm (1.2 in) from the generator breakout

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S114 (V8 VIN G)

In the engine harness, approximately 17 cm (6.7 in) back from the A/C compressor clutch breakout

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S115 (V6 VIN K)

In the engine harness at the generator breakout

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S115 (V8 VIN G)

In the engine harness, approximately 20 cm (7.9 in) back from the A/C compressor clutch breakout

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S121 (V6 VIN K)

In the engine harness, main branch, approximately 8 cm (3.1 in) from the powertrain control module (PCM) breakout

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S128

In the engine harness, approximately 4 cm (1.8 in) from the manifold absolute pressure (MAP) sensor breakout

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S165

In the forward lamp harness, approximately 7 cm (2.8 in) from the main branch into the engine wiring harness junction block 2 breakout

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S216

In the IP harness, main branch, approximately 10 cm (4 in) from the instrument cluster breakout

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S248

In the IP harness, approximately 2 cm (0.8 in) from DRL module breakout

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