GM Service Manual Online
For 1990-2009 cars only

Name

Location

Locator View

Connector End View

Automatic Transmission Input Shaft Speed Sensor (4L80E)

LF of Transmission

Automatic Transmission Electronic Component Views

Automatic Transmission Internal Connector End Views

Instrument Cluster

On the upper left end of the IP, above the steering column

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

Instrument Panel, Gages, and Console Connector End Views in Instrument Panel and Console

IP Fuse Block

To the left of the IP, near the left front door jamb switch

Power and Grounding Component Views in Wiring Systems

Power and Grounding Connector End Views in Wiring Systems

Stoplamp Switch

On the top of the brake pedal

Hydraulic Brake Component Views in Lighting Systems

Hydraulic Brake Connector End Views in Lighting Systems

Vehicle Control Module (VCM) (Gas)

Engine Compartment, near EBCM

Engine Controls Component Views in Engine Controls (4.3L), Engine Controls Component Views in Engine Controls (5.0/5.7L), or Engine Controls Component Views in Engine Controls (7.4L)

VCM Connector End Views in Engine Controls (4.3L), VCM Connector End Views in Engine Controls (5.0/5.7L), or VCM Connector End Views in Engine Controls (7.4L)

C100

Part of the engine harness to IP harness, in the left rear side of the engine compartment, at the bulkhead

Harness Routing Views in Wiring Systems

Inline Harness Connector End Views in Wiring Systems

C122 (M30)

On the right side of the transmission

Harness Routing Views in Wiring Systems

Inline Harness Connector End Views in Wiring Systems

C122 (MT1)

On the left side of the transmission

Harness Routing Views in Wiring Systems

Inline Harness Connector End Views in Wiring Systems

C200

Behind the right side of the IP, near the heater motor, in foam wrap

Harness Routing Views in Wiring Systems

Inline Harness Connector End Views in Wiring Systems

S106 (5.0L, 5.7L)

Engine harness, approximately 17 cm (6.5 in) from the EGR valve breakout, toward the fuel injector breakout

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S106 (7.4L)

Engine harness, approximately 7 cm (2.5 in) from the EGR valve breakout, toward the fuel injector breakout

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S152 (Gas)

Engine harness, approximately 6.5 cm (2.5 in) from the EBCM breakout

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S152 (Diesel)

Engine harness, approximately 4 cm (1.5 in) from the IP harness breakout, toward P101

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S222

IP harenss, approximately 20 cm (8 in) from the inflatable restraint switch breakout

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