GM Service Manual Online
For 1990-2009 cars only

Name

Location

Locator View

Connector End View

High Speed Engine Cooling Fan Relay

Center rear of the engine compartment, below the left hand underhood fuse block

Cooling System Component Views

Cooling System Connector End Views

IP Fuse Block

Under the left hand of the instrument panel, on the left hand instrument panel sound insulator

Power and Grounding Component Views in Wiring Systems

Power and Grounding Connector End Views in Wiring Systems

LH Engine Cooling Fan Motor

Center front of engine compartment, behind the radiator

Cooling System Component Views

Cooling System Connector End Views

LH Underhood Fuse Block

Center rear of the engine compartment, near the cowl

Power and Grounding Component Views in Wiring Systems

Power and Grounding Connector End Views in Wiring Systems

Low Speed Engine Cooling Fan Relay

Center rear of the engine compartment, below the left hand underhood fuse block

Cooling System Component Views

Cooling System Connector End Views

Powertrain Control Module (PCM)

Left hand front of the engine compartment, near the air cleaner housing

Engine Controls Component Views in Engine Controls - 3.8L

Powertrain Control Module Connector End Views in Engine Controls - 3.8L

RH Engine Cooling Fan Motor

Center front of engine compartment, behind the radiator

Cooling System Component Views

Cooling System Connector End Views

C101 (66 cavities)

Body harness to the engine harness, right hand rear of the engine compartment near the strut tower

Harness Routing Views in Wiring Systems

Harness Routing Views in Wiring Systems

G104

Left hand front of the engine compartment, near the air cleaner housing

Power and Grounding Component Views in Wiring Systems

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P100

Left hand rear of the engine compartment, near the left hand front strut tower

Harness Routing Views in Wiring Systems

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S104

In the body harness, approx 25 cm (9.8in) into the cooling fan relay breakout

Harness Routing Views in Wiring Systems

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S124

In the body harness, approx 10 cm (3.9in) from the electronic brake and traction control

Harness Routing Views in Wiring Systems

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S128

In the body harness, approx 6.5 cm (2.5in) from the engine cooling fan breakout

Harness Routing Views in Wiring Systems

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