GM Service Manual Online
For 1990-2009 cars only

Name

Location

Locator View

Connector End View

Dash Integration Module (DIM)

Right side of the instrument panel, near the blower motor

Body Control System Component Views in Body Control System

Body Control System Connector End Views in Body Control System

Electronic Brake Control Module (EBCM)

Front left lower corner of the engine compartment, under the air cleaner housing

Antilock Brake System Component Views in Antilock Brake System

Antilock Brake System Connector End Views in Antilock Brake System

Engine Coolant Temperature (ECT) Sensor

Left rear corner of the engine, below the exhaust gas recirculation (EGR) valve, near G103

Engine Controls Component Views in Engine Controls - 4.6L

Engine Controls Connector End Views in Engine Controls - 4.6L

Engine Oil Level Switch

Bottom front of the engine, near the A/C compressor

Instrument Panel, Gages, and Console Component Views

Instrument Panel, Gages, and Console Connector End Views

Engine Oil Pressure Switch

Center front of the engine, near the engine oil filler adapter

Instrument Panel, Gages, and Console Component Views

Instrument Panel, Gages, and Console Connector End Views

Fuel Sender

Under the center rear of the vehicle, in the fuel tank

Engine Controls Component Views in Engine Controls - 4.6L

Engine Controls Connector End Views in Engine Controls - 4.6L

Inflatable Restraint Sensing and Diagnostic Module (SDM)

Under the rear of the center console, mounted to the console floor plan

SIR Component Views in SIR

SIR Connector End Views in SIR

Instrument Cluster

Left of the instrument panel, above the steering column

Instrument Panel, Gages, and Console Component Views

Instrument Panel, Gages, and Console Connector End Views

LH Driver Information Center (DIC) Switch

Left of the instrument panel, near the left side of the instrument cluster

Instrument Panel, Gages, and Console Component Views

Instrument Panel, Gages, and Console Connector End Views

Powertrain Control Module (PCM)

Front left side of the engine compartment, below the air cleaner

Engine Controls Component Views in Engine Controls - 4.6L

Powertrain Control Module Connector End Views in Engine Controls - 4.6L

Rear Fuse Block

Left rear of the passenger compartment, under the rear seat

Power and Grounding Component Views in Wiring Systems

Power and Grounding Connector End Views in Wiring Systems

Rear Integration Module (RIM)

Right rear of the passenger compartment, behind the rear seat back

Body Control System Component Views in Body Control System

Body Control System Connector End Views in Body Control System

RH Driver Information Center (DIC) Switch

Right of the instrument panel, near the right side of the instrument cluster

Instrument Panel, Gages, and Console Component Views

Instrument Panel, Gages, and Console Connector End Views

Theft Deterrent Module

Left front of the passenger compartment, in the steering column

Theft Deterrent System Component Views in Theft Deterrent

Theft Deterrent System Connector End Views in Theft Deterrent

Underhood Fuse Block

Right side of the engine compartment

Power and Grounding Component Views in Wiring Systems

Power and Grounding Connector End Views in Wiring Systems

C101 (40 cavities)

Engine harness to body harness, left rear of the engine compartment near the master cylinder

Harness Routing Views in Wiring Systems

Inline Harness Connector End Views in Wiring Systems

C200 (40 cavities)

Instrument panel harness to body harness, under left side of the instrument panel near the park brake pedal

Harness Routing Views in Wiring Systems

Inline Harness Connector End Views in Wiring Systems

C201 (40 cavities)

Instrument panel harness to body harness, under right side of the instrument panel near the rear of the instrument panel compartment

Harness Routing Views in Wiring Systems

Inline Harness Connector End Views in Wiring Systems

C420 (7 cavities)

Fuel tank harness to body harness, under the right rear of the vehicle, near the wheelhouse

Harness Routing Views in Wiring Systems

Inline Harness Connector End Views in Wiring Systems

G100

Lower left front corner of the engine, below the thermostat housing

Power and Grounding Component Views in Wiring Systems

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G200

Left front corner of the passenger compartment, under the front of the sill trim plate

Power and Grounding Component Views in Wiring Systems

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G201

Right front corner of the passenger compartment, under the front of the sill trim plate

Power and Grounding Component Views in Wiring Systems

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P100

Right lower corner of the engine compartment block head, near the base of the strut tower

Harness Routing Views in Wiring Systems

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P101

Left lower corner of the engine compartment bulk head, near the base of the strut tower

Harness Routing Views in Wiring Systems

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P401

Right side of the rear compartment, near the wheelhouse

Harness Routing Views in Wiring Systems

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S200

In the instrument panel harness, approximately 18.5 cm (7.3 in) from instrument cluster connector

Harness Routing Views in Wiring Systems

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S201

In the instrument panel harness, approximately 65.5 cm (25.8 in) from radio connector

Harness Routing Views in Wiring Systems

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S206

In the instrument panel harness, approximately 72.1 cm (28.4 in) from radio connector

Harness Routing Views in Wiring Systems

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S210

In the body harness, approximately 67.1 cm (26.4 in) from C200

Harness Routing Views in Wiring Systems

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S405

In the body harness, approximately 15 cm (5.9 in ) from P401

Harness Routing Views in Wiring Systems

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