Engine Controls Component Views

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Fig 1: Upper Left Side of the Engine - Front

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	Engine Coolant Temperature (ECT) Sensor
2	Engine Harness
3	Powertrain Control Module (PCM) C1
4	Powertrain Control Module (PCM) C2
5	Powertrain Control Module (PCM) C3
6	Generator

Fig 2: Lower Left Side of the Engine

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	Evaporative Emission (EVAP) Canister Purge Solenoid
2	Starter
3	Crankshaft Position (CKP) Sensor
4	Knock Sensor (KS) 2, Rear
5	Knock Sensor (KS) 1, Front

Fig 3: Upper Right Side of Engine - Front

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	Secondary Air Injection (AIR) Solenoid (K18)
2	Camshaft Actuator Solenoid Assembly
3	Camshaft Position (CMP) Sensor

Fig 4: Front Lower Right Side Of Engine

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	Heated Oxygen Sensor (HO2S) 1

Fig 5: Rear Upper Right Side Of Engine

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	Throttle Body
2	Intake Air Temperature (IAT) Sensor
3	Manifold Absolute Pressure (MAP) Sensor

Fig 6: Top Of Engine

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	Ignition Coil 1
2	Ignition Coil 2
3	Ignition Coil 3
4	Ignition Coil 4
5	Ignition Coil 5
6	Ignition Coil 6
7	Fuel Injector 6
8	Fuel Injector 5
9	Fuel Injector 4
10	Fuel Injector 3
11	Fuel Injector 2
12	Fuel Injector 1

Fig 7: Right Side Of Transmission - Exhaust Pipe

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	Heated Oxygen Sensor (HO2S) 2

Fig 8: Rear Right Side Of Transmission

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	Automatic Transmission
2	Vehicle Speed Sensor (VSS)

Fig 9: Accelerator Pedal Sensor, Brake Pedal & Stop Lamp Switch

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	Instrument Panel Harness
2	Accelerator Pedal Position (APP) Sensor
3	Accelerator Pedal
4	Brake Pedal
5	Stop Lamp Switch

Fig 10: Locating Secondary Air Injection Pump & Relay

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	Secondary Air Injection (AIR) Pump
2	Secondary Air Injection (AIR) Pump Relay

Fig 11: Fuel Tank Components (Short Wheel Base)

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	Fuel Tank Pressure (FTP) Sensor
2	Fuel Pump and Sender Assembly
3	Chassis Harness
4	Fuel Tank
5	Evaporative Emission (EVAP) Canister Vent Solenoid

Fig 12: Fuel Tank Components (Long Wheel Base)

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	Fuel Tank Pressure (FTP) Sensor
2	Evaporative Emission (EVAP) Canister Vent Solenoid
3	Chassis Harness
4	Fuel Pump and Sender Assembly
5	Fuel Tank