Engine Controls Component Views

Fig 1: Upper Front Of The Engine Component Views

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	Manifold Absolute Pressure (MAP) Sensor (L26)
2	Throttle Actuator Control (TAC) Module
3	Engine Coolant Temperature (ECT) Sensor
4	Fuel Injector 5
5	Fuel Injector 3
6	Fuel Injector 1

Fig 2: Rear Of The Engine Component Views

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	Intake Air Temperature (IAT) / Mass Air Flow (MAF) Sensor
2	Exhaust Gas Recirculation (EGR) Valve
3	Evaporative Emission (EVAP) Canister Purge Solenoid

Fig 3: Upper Rear of the Engine

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	Exhaust Gas Recirculation (EGR) Valve
2	Fuel Injector 6
3	Fuel Injector 4
4	Fuel Injector 2
5	Generator
6	Heated Oxygen Sensor (HO2S) Sensor 1

Fig 4: Upper Left Rear Of Engine Component View (L36/L67)

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	Exhaust Gas Recirculation (EGR) Valve
2	Heated Oxygen Sensor (HO2S) Sensor 1

Fig 5: Fuel Tank Components

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	Fuel Tank
2	Fuel Tank Pressure (FTP) Sensor
3	C405
4	Fuel Pump and Sender Assembly
5	Evaporative Emission (EVAP) Canister Vent Solenoid Valve
6	EVAP Canister

Fig 6: Near the Catalytic Converter

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	Catalytic Converter
2	Heated Oxygen Sensor (HO2S) 2

Fig 7: Upper Rear of the Engine

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	Exhaust Gas Recirculation (EGR) Valve
2	Intake Manifold
3	Valve Cover
4	Secondary Air Injection (AIR) Control Solenoid Valve/Pressure Sensor, Bank 2 (NU3)

Fig 8: Secondary Air Injection Pump

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	Valve Cover
2	Secondary Air Injection Pump
3	Starter

Fig 9: Front of the Engine

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	Ignition Coil Module
2	Manifold Absolute Pressure (MAP) Sensor
3	Fuel Injector 1
4	Fuel Injector 3
5	Fuel Injector 5
6	Exhaust Gas Recirculation (EGR) Valve
7	Throttle Actuator Control (TAC) Module
8	Engine Coolant Temperature (ECT) Sensor
9	Starter Solenoid
10	Starter
11	Engine Oil Level Switch
12	Knock Sensor (KS) 1

Fig 10: Rear of the Engine (L26)

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	Evaporative Emission (EVAP) Canister Purge Solenoid Valve
2	Throttle Actuator Control (TAC) Module
3	Exhaust Gas Recirculation (EGR) Valve
4	Fuel Injector 6
5	Fuel Injector 4
6	Fuel Injector 2
7	Manifold Absolute Pressure (MAP) Sensor
8	Camshaft Position (CMP) Sensor
9	Engine Oil Pressure (EOP) Sensor
10	Knock Sensor (KS) 2
11	Heated Oxygen Sensor (HO2S) 1

Fig 11: Left Side of the Engine (L26)

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	Exhaust Gas Recirculation (EGR) Valve
2	Manifold Absolute Pressure (MAP) Sensor
3	Throttle Actuator Control (TAC) Module
4	Ignition Coil Module
5	Crankshaft Position (CKP) Sensor
6	Engine Oil Pressure (EOP) Sensor
7	Camshaft Position (CMP) Sensor
8	Heated Oxygen Sensor (HO2S) 1