GM Service Manual Online
For 1990-2009 cars only

Component

Location

Locator View

Connector End View

Automatic Transaxle

On the lower rear of the engine

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Automatic Transmission Inline Harness Connector End View in Transmission Transaxle

Camshaft Position (CMP) Sensor

On the top front of the engine

Engine Controls Component Views

Engine Controls Connector End Views

Crankshaft Position (CKP) Sensor

In the lower front of the engine

Engine Controls Component Views

Engine Controls Connector End Views

Cruise Control Brake Switch

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

Cruise Control Component Views in Cruise Control

Cruise Control Connector End Views in Cruise Control

Cruise Control Module

In the right side of the engine compartment

Engine Controls Component Views

Engine Controls Connector End Views

Convenience Center

In the RH front or the passenger compartment

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Data Link Connector

On the left side of the IP

Engine Controls Component Views

Engine Controls Connector End Views

Engine Coolant Level Switch

In the right side of the engine compartment

Engine Controls Component Views

Engine Controls Connector End Views

Engine Coolant Temperature (ECT) Sensor

On the top rear of the engine

Engine Controls Component Views

Engine Controls Connector End Views

Engine Oil Pressure Sensor

On the top left of the engine

Engine Controls Component Views

Engine Controls Connector End Views

Evaporative Emission Canister Purge Valve

On the lower front of the engine

Engine Controls Component Views

Engine Controls Connector End Views

Evaporative Emission Canister Vent Solenoid

Under the rear of the vehicle

Engine Controls Component Views

Engine Controls Connector End Views

Fuel Injectors

On the top front of the engine

Engine Controls Component Views

Engine Controls Connector End Views

Fuel Pump Relay

In the Underhood Fuse/Relay Center

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Fuel Tank Module

Under the rear of the vehicle

Engine Controls Component Views

Engine Controls Connector End Views

Fuel Tank Pressure Sensor

Under the rear of the vehicle

Engine Controls Component Views

Engine Controls Connector End Views

Fuse Block

On the LH end of IP tie bar

Power and Grounding Component Views in Wiring Systems

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Generator

On the lower front of the engine (LD9)

Engine Controls Component Views

Engine Controls Connector End Views

Idle Air Control (IAC) Valve

On the top front of the engine (LD9)

Engine Controls Component Views

Engine Controls Connector End Views

Ignition Coils

On the rear of engine

Engine Controls Component Views

Engine Controls Connector End Views

Ignition Control Module

On the top left of the engine (LD9)

Engine Controls Component Views

Engine Controls Connector End Views

Instrument Cluster

On the left side of the IP

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

Intake Air Temperature (IAT) Sensor

On the top left side of the engine compartment

Engine Controls Component Views

Engine Controls Connector End Views

Knock Sensor

On the top left side of the engine

Engine Controls Component Views

Engine Controls Connector End Views

Manifold Absolute Pressure (MAP) Sensor

On the top front of the engine

Engine Controls Component Views

Engine Controls Connector End Views

Post Converter Heated Oxygen Sensor (HO2S  2)

In the right side of the IP

Engine Controls Component Views

Engine Controls Connector End Views

Powertrain Control Module

Below the left side of the IP near the steering column

Engine Controls Component Views

Engine Controls Connector End Views

Pre Converter Oxygen Sensor (O2S 1)

On the top left of the engine

Engine Controls Component Views

Engine Controls Connector End Views

RH Cooling Fan Motor

In the front of the engine compartment

Engine Controls Component Views

Engine Controls Connector End Views

Throttle Position (TP) Sensor

On the top front of the engine

Engine Controls Component Views

Engine Controls Connector End Views

Park/Neutral Position Switch

On the left side of the engine

Engine Controls Component Views

Engine Controls Connector End Views

Underhood Fuse/Relay Center

In the left side of the engine compartment

Power and Grounding Component Views in Wiring Systems

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Vehicle Speed Sensor (VSS)

At the rear of the engine/transaxle

Engine Controls Component Views

Engine Controls Connector End Views

C100

On the left side of the engine compartment

Harness Routing Views in Wiring Systems

Inline Harness Connector End Views in Wiring Systems

C102 (20 cavity)

On the left side of the engine

Harness Routing Views in Wiring Systems

Inline Harness Connector End Views in Wiring Systems

C200 (18 cavity)

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

Harness Routing Views in Wiring Systems

Inline Harness Connector End Views in Wiring Systems

C300 (10 cavity)

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

Harness Routing Views in Wiring Systems

Inline Harness Connector End Views in Wiring Systems

C413 (16 cavity)

Under the rear of the vehicle

Harness Routing Views in Wiring Systems

Inline Harness Connector End Views in Wiring Systems

G102

On the front of the engine

Harness Routing Views in Wiring Systems

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G102

On the lower front of the engine

Harness Routing Views in Wiring Systems

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G103

On the lower front of the engine

Harness Routing Views in Wiring Systems

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G201

On the left side of the IP

Harness Routing Views in Wiring Systems

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G301

On the left side of the passenger compartment

Harness Routing Views in Wiring Systems

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P100

In the rear of the engine compartment

Harness Routing Views in Wiring Systems

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P200

In the rear of the engine compartment

Harness Routing Views in Wiring Systems

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S101

In the injector harness, approximately 16 cm (6.3 in) from C130, towards the injectors

Harness Routing Views in Wiring Systems

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S102

In the engine harness, approximately 15 cm (5.9 in) from P100, towards the PCM

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S103

In the engine harness, approximately 15 cm (5.9 in) from P100, towards the PCM

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S104

In the engine harness, approximately 15 cm (5.9 in) from P100, towards the PCM

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S105

In the engine harness, approximately 15 cm (5.9 in) from P100, towards the PCM

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