GM Service Manual Online
For 1990-2009 cars only

Name

Location

Locator View

Connector End View

Battery

Right side of the engine compartment, below the windshield washer solvent container

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Brake Modulator

Left side of the engine compartment, on the brake master cylinder

Antilock Brake System Component Views

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Data Link Connector (DLC)

On the bottom of the IP, right of the steering column

Data Link Communications Component Views in Wiring Systems

Data Link Communications Connector End Views in Wiring Systems

Driver Seat Heater Switch

Part of the driver seat heater switch assembly, on the center console, behind the automatic transmission control lever handle

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Electronic Brake Control Module/Electronic Brake Traction Control Module (EBCM/EBTCM)

Below the left side of the IP, left of the steering column

Antilock Brake System Component Views

Antilock Brake System Connector End Views

Electronic Brake Control Relay

Below the left side of the IP, mounted to the multipurpose bracket

Antilock Brake System Component Views

Antilock Brake System Connector End Views

Electronic Traction Control Brake Pressure Modulator Valve

Right rear of the engine compartment, behind the underhood accessory wiring junction block

Antilock Brake System Component Views

Antilock Brake System Connector End Views

Fuse Block

Right side of the IP, in the right front door opening

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Fusible Links

Front of the engine, on the starter assembly

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Generator (VIN K and VIN 1)

Top rear right side of the engine

Engine Electrical Component Views in Engine Electrical

Engine Electrical Connector End Views in Engine Electrical

Generator (VIN M)

Top rear right side of the engine

Engine Electrical Component Views in Engine Electrical

Engine Electrical Connector End Views in Engine Electrical

Instrument Cluster

Top of the IP, above the steering column

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

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

Powertrain Control Module (PCM) (VIN K and VIN 1)

Front left side of the engine, inside the air cleaner assembly

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)

Front left side of the engine, inside the air cleaner assembly

Engine Controls Component Views in Engine Controls - 3.1L

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

Splice Pack SP205

Below the IP, right side of the steering column

Data Link Communications Component Views in Wiring Systems

Data Link Communications Connector End Views in Wiring Systems

Starter

Lower front of the engine

Engine Electrical Component Views in Engine Electrical

 

Stop Lamp Switch

Below the left side of the IP, in the right side of the brake pedal bracket

Lighting Systems Component Views in Lighting Systems

Lighting Systems Connector End Views in Lighting Systems

Wheel Speed Sensor, LF

Inside the left front wheel hub

Antilock Brake System Component Views

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Wheel Speed Sensor, LR

Inside the left rear wheel hub

Antilock Brake System Component Views

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Wheel Speed Sensor, RF

Inside the right front wheel hub

Antilock Brake System Component Views

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Wheel Speed Sensor, RR

Inside the right rear wheel hub

Antilock Brake System Component Views

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C171 (2 cavities)

IP wiring harness to left front electronic brake control wiring harness, left front lower control arm

Harness Routing Views in Wiring Systems

Inline Harness Connector End Views in Wiring Systems

C172 (2 cavities)

IP wiring harness to right front electronic brake control wiring harness, right front lower control arm

Harness Routing Views in Wiring Systems

Inline Harness Connector End Views in Wiring Systems

C181

IP wiring harness to engine wiring harness, left engine compartment, front of the strut tower

Harness Routing Views in Wiring Systems

Inline Harness Connector End Views in Wiring Systems

C191

IP wiring harness to engine wiring harness, left engine compartment, front of the strut tower

Harness Routing Views in Wiring Systems

Inline Harness Connector End Views in Wiring Systems

C240 (10 cavities)

IP wiring harness to front floor console wiring harness, behind the front end of the console

Harness Routing Views in Wiring Systems

Inline Harness Connector End Views in Wiring Systems

C371 (2 cavities)

Body wiring harness to left rear electronic brake control wiring harness, below the vehicle, forward of the left rear wheel

Harness Routing Views in Wiring Systems

Inline Harness Connector End Views in Wiring Systems

C372 (2 cavities)

Body wiring harness to right rear electronic brake control wiring harness, below the vehicle, forward of the right rear wheel

Harness Routing Views in Wiring Systems

Inline Harness Connector End Views in Wiring Systems

G100

Right side of the engine compartment, at the base of the battery

Harness Routing Views in Wiring Systems

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G113

Lower left front of the engine, on the transaxle stud, left of the starter

Harness Routing Views in Wiring Systems

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G201

Below the IP, left side of the steering column

Harness Routing Views in Wiring Systems

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G203

Below the IP, right side of the steering column

Harness Routing Views in Wiring Systems

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P100

Lower right side of the dash panel

Harness Routing Views in Wiring Systems

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P101

Upper left side of the dash panel

Harness Routing Views in Wiring Systems

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P371

Behind the lower left side of the rear seat

Harness Routing Views in Wiring Systems

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P372

Behind the lower right side of the rear seat

Harness Routing Views in Wiring Systems

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S205

IP wiring harness, near steering column, approximately 8 cm (3 in) from the C201 breakout

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S211

IP wiring harness, right side of the steering column, approximately 20 cm (8 in) from the instrument cluster breakout

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S279

IP wiring harness, right side of the steering column, approximately 13 cm (5 in) from the G203 breakout

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S286

IP wiring harness, right side of the steering column, approximately 4 cm (2 in) from the EBCM/EBTCM breakout

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S287

IP wiring harness, right side of the steering column, approximately 7 cm (3 in) from the EBCM/EBTCM breakout

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