GM Service Manual Online
For 1990-2009 cars only

Name

Location

Locator View

Connector End View

Data Link Connector (DLC)

On the bottom of the instrument panel, to the right of the steering column

Data Link Communications Component Views in Wiring Systems

Data Link Communications Connector End Views in Wiring Systems

Engine Wiring Harness Junction Block 2

Left side of the engine compartment, forward of the strut tower

Power and Grounding Component Views in Wiring Systems

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Fuse Block

Right side of the instrument panel, in the right front door opening

Power and Grounding Component Views in Wiring Systems

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Ignition Key Lock Cylinder

On the right side of the steering column

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

Ignition Switch

On the lower side of the steering column

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Instrument Cluster

Left side of the instrument panel

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

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

Powertrain Control Module (PCM) (VIN K)

Right side of the engine compartment, forward of the strut tower

Engine Controls Component Views in Engine Controls-3.8L

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

Powertrain Control Module (PCM) (VIN M)

Right side of the engine compartment, forward of the strut tower

Engine Controls Component Views in Engine Controls-3.1L

Powertrain Control Module Connector End Views in Engine Controls-3.1L

Starter

Lower front of the engine

Engine Electrical Component Views in Engine Electrical

Engine Electrical Connector End Views in Engine Electrical

Theft Deterrent Module

Behind the right side of the instrument panel, above the instrument panel compartment

Theft Deterrent System Component Views

Theft Deterrent System Connector End Views

Theft Deterrent Relay

Behind the right side of the instrument panel, above the instrument panel compartment

Theft Deterrent System Component Views

Theft Deterrent System Connector End Views

Transmission/Transaxle Range Switch (VIN K)

Left of the engine, on the transmission/transaxle

Engine Controls Component Views in Engine Controls-3.8L

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

Transmission/Transaxle Range Switch (VIN M)

Left of the engine, on the transmission/transaxle

Engine Controls Component Views in Engine Controls-3.1L

Powertrain Control Module Connector End Views in Engine Controls-3.1L

C100 (36 cavities)

Engine harness to the instrument panel harness, in the right side of the dash, near the strut tower

Harness Routing Views in Wiring Systems

Inline Harness Connector End Views in Wiring Systems

C201 (48 cavities)

Instrument panel harness to the steering column harness, behind the instrument panel on the right side of the steering column

Harness Routing Views in Wiring Systems

Inline Harness Connector End Views in Wiring Systems

C207 (1 cavity)

Instrument panel harness to the steering harness, behind the Instrument panel on the right side of the steering column

Harness Routing Views in Wiring Systems

Inline Harness Connector End Views in Wiring Systems

C213 (4 cavities)

Instrument panel harness to the wiper harness, behind the instrument panel, on the right hand side of the brake pedal support

Harness Routing Views in Wiring Systems

Inline Harness Connector End Views in Wiring Systems

G201

Behind the instrument panel, on the right side of the brake pedal bracket

Harness Routing Views in Wiring Systems

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P103

Left rear of the engine compartment, near the strut tower

Harness Routing Views in Wiring Systems

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S202

Instrument harness, below the center of the instrument panel approximately 15 cm (6 in) from the C240 breakout

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S209

Instrument panel harness, behind the right side of the driver knee bolster approximately 5 cm (2 in) from the C201 breakout

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S211

Instrument panel harness, behind the right side of the instrument cluster approximately 4 cm (2 in) from the radio breakout

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S224

Instrument panel harness, at the left side of the instrument panel compartment approximately 4 cm (2 in) from the theft deterrent module breakout

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S243

Instrument panel harness, below the instrument panel compartment approximately 4 cm (2 in) from the C100 breakout

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