GM Service Manual Online
For 1990-2009 cars only

Name

Location

Locator View

Connector End View

A/C Compressor Refrigerant Pressure Switch

LH front of the engine compartment, mounted in the A/C compressor/condensor hose, below the A/C load switch

Cooling System Component Views in Engine Cooling

Cooling System Connector End Views in Engine Cooling

Auxiliary Engine Coolant Fan #1

Front of the LH side of the radiator

Cooling System Component Views in Engine Cooling

Cooling System Connector End Views in Engine Cooling

Auxiliary Engine Coolant Fan #2

Front of the RH side of the radiator

Cooling System Component Views in Engine Cooling

Cooling System Connector End Views in Engine Cooling

Auxiliary Water Pump Relay K22

LH front of the engine compartment, in the ECM housing, at position 19

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Cooling System Connector End Views in Engine Cooling

Battery

LH front of engine compartment

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Body Control Module (BCM)

Mounted on RH A-pillar, behind trim panel

BCM Component Views in Body Control System

BCM Connector End Views in Body Control System

Coolant Fan Test Connector

LH front of the engine compartment, in the ECM housing, at position 5

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Cooling System Connector End Views in Engine Cooling

ECM Cooling Blower

LH front of the engine compartment, attached to the ECM housing

Engine Controls Component Views in Engine Controls

Cooling System Connector End Views in Engine Cooling

ECM Housing

LH front of the engine compartment

Engine Controls Component Views in Engine Controls

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ECM Relay K48

LH front of the engine compartment, in the ECM housing, at position 6

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Cooling System Connector End Views in Engine Cooling

Electric Cooling Fan

Front center of the engine compartment, behind the radiator

Cooling System Component Views in Engine Cooling

Cooling System Connector End Views in Engine Cooling

Engine Coolant Fan Resistor

LH side of the engine compartment, mounted beneath the battery

Cooling System Component Views in Engine Cooling

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Fan Control Relay K26

LH front of the engine compartment, in the ECM housing, at position 13

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Cooling System Connector End Views in Engine Cooling

Fan Control Relay K28

LH front of the engine compartment, in the ECM housing, at position 12

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Cooling System Connector End Views in Engine Cooling

Fan Control Relay K52

LH front of the engine compartment, in the ECM housing, at position 14

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Cooling System Connector End Views in Engine Cooling

Fan Control Relay K67

LH front of the engine compartment, in the ECM housing, at position 20

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Cooling System Connector End Views in Engine Cooling

Fan Control Relay K87

LH front of the engine compartment, in the ECM housing, at position 15

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Cooling System Connector End Views in Engine Cooling

Fuse #40

LH front of the engine compartment, in the ECM housing, at position 23

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Fuse #42

LH front of the engine compartment, in the ECM housing, at position 11

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Fuse #50

LH front of the engine compartment, in the ECM housing, at position 7

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Fuse #52

LH front of the engine compartment, in the ECM housing, at position 24

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Fuse Block

Mounted to I/P, lower LH side of the steering column

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Heater Water Auxiliary Pump

LH front of engine compartment

Cooling System Component Views in Engine Cooling

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Primary Cooling Fan Temperature Switch

In upper LH side of radiator

Cooling System Component Views in Engine Cooling

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Secondary Cooling Fan Temperature Switch

In lower LH side of radiator

Cooling System Component Views in Engine Cooling

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Water Auxiliary Pump

LH front of the engine compartment, to the right of the battery

 

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C111

I/P wiring harness to A/C control wiring harness, LH front of the engine compartment

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Inline Harness Connector End Views in Wiring Systems

C200B

I/P wiring harness to body wiring harness, at lower LH A-pillar

Power and Grounding Component Views in Wiring Systems

Inline Harness Connector End Views in Wiring Systems

G103

Body and I/P wiring harnesses, located at the LH front of the engine compartment, near C102, C105 and C106

Wiper/Washer System Component Views in Wiper/Washer System

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P104

In the LH engine compartment, at the front of the ECM housing

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P110

Rear LH corner of the engine compartment

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S108

A/C control wiring harness, approximately 12 cm from the C111 branch break off

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S109

A/C control wiring harness, approximately 12 cm from the C111 branch break off

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S110

A/C control wiring harness, approximately 12 cm from the C111 branch break off

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S111

A/C control wiring harness, approximately 12 cm from the C111 branch break off

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S112

A/C control wiring harness, inside ECM housing, near P104

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S113

A/C control wiring harness, inside ECM housing, near P104

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S114

A/C control wiring harness, inside ECM housing, near P104

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S115

A/C control wiring harness, inside ECM housing, near P104

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S116

A/C control wiring harness, inside ECM housing, near P104

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S117

A/C control wiring harness, inside ECM housing, near P104

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S118

A/C control wiring harness, inside ECM housing, near P104

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S125

A/C control wiring harness, approximately 12 cm from the C111 branch break off

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