GM Service Manual Online
For 1990-2009 cars only

Name

Location

Locator View

Connector End View

Engine Cooling Fans

Behind the radiator

Cooling System Component Views

Cooling System Connector End Views

Engine Cooling Fan Relays

In the underhood electrical center 1

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Powertrain Control Module (PCM) (V6 VIN K)

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

Harness Routing Views in 3.8L Engine Controls

Powertrain Control Module Connector End Views in 3.8L 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 5.8L Engine Controls

Powertrain Control Module Connector End Views in 5.8L Engine Controls

Underhood Electrical Center 1

In the left front corner of the engine compartment

Harness Routing Views in Wiring Systems

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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

G106

Attached to the top left side of the radiator support

Harness Routing Views in Wiring Systems

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S113

In the forward lamp harness approximately 7 cm (2.8 in) from the electronic throttle control (ETC) module/cruise control module breakout

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S166

In the forward lamp harness, approximately 14 cm (5.5 in) from G105 breakout

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S169

In the forward lamp harness, approximately 6 cm (2.4 in) from the main branch into the UH electrical center 1 breakout

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S179

In the forward lam harness, approximately 25 cm (9.8 in) from the UH electrical center 1 breakout

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