Engine Controls Component Views

Fig 1: Powertrain Control Module (PCM)

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	Fuse Block - Underhood
2	Battery - Left
3	Powertrain Control Module (PCM)
4	Battery - Right (8Y9/TP2)

Fig 2: Left Side Of Engine Component Views

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	Ignition Coil 1
2	Fuel Injector 1
3	Fuel Injector 3
4	Fuel Injector 5
5	Fuel Injector 7
6	Ignition Coil 7
7	Ignition Coil 5
8	Ignition Coil 3
9	Engine Coolant Temperature (ECT) Sensor

Fig 3: Right Side Of Engine Component Views

Courtesy of GENERAL MOTORS CORP.

Fig 4: Top Of Engine Component Views

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	Manifold Absolute Pressure (MAP) Sensor
2	Throttle Body
3	Evaporative Emission (EVAP) Canister Purge Solenoid

Fig 5: View Of Knock Sensors

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	Knock Sensor (KS) 1
2	Knock Sensor (KS) 2

Fig 6: HO2S 4.8L And 5.3L

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	Bank 1 Sensor 2 HO2S
2	Bank 1 Sensor 1 HO2S
3	Bank 1 Sensor 1 HO2S Threaded Boss
4	Left Bank Catalytic Convertor
5	Bank 1 Sensor 2 HO2S Threaded Boss
6	Bank 2 Sensor 1 HO2S Threaded Boss
7	Right Side Frame Rail
8	Right Bank Catalytic Convertor
9	Bank 2 Sensor 2 HO2S Threaded Boss
10	Bank 2 Sensor 2 HO2S
11	Bank 2 Sensor 1 HO2S

Fig 7: Heated Oxygen Sensors (HO2S) 6.0L

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	Bank 2 Sensor 1 HO2S
2	Bank 1 Sensor 2 HO2S Threaded Boss
3	Right Side Frame Rail
4	Right Bank Catalytic Convertor
5	Bank 2 Sensor 2 HO2S
6	Bank 2 Sensor 2 HO2S Threaded Boss
7	Left Bank Catalytic Convertor
8	Bank 1 Sensor 2 HO2S
9	Bank 1 Sensor 1 HO2S Threaded Boss
10	Bank 1 Sensor 1 HO2S
11	Bank 2 Sensor 1 HO2S Threaded Boss

Fig 8: Fuel Pump And Sender Assembly - Primary

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	Fuel Pump and Sender Assembly Connector
2	Fuel Pump and Sender Assembly - Primary

Fig 9: Fuel Pump And Sender Assembly - Secondary - W/Dual Tanks

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	Fuel Pump and Sender Assembly-Secondary
2	Fuel Pump and Sender Assembly Connector

Fig 10: Fuel Pump Relay - Secondary - W/Dual Tanks

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	Fuel Pump Relay-Secondary

Fig 11: Fuel Pump And Sender Assembly Components

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	Fuel Pump and Sender Assembly
2	Fuel Tank Pressure (FTP) Sensor
3	Fuel Level Sensor

Fig 12: Fuel Composition Sensor - W/L59 Only

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	Fuel Composition Sensor

Fig 13: Evaporative Emission (EVAP) Canister Vent Solenoid Component View

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	Left Frame Rail
2	Evaporative Emissions (EVAP) Canister Vent Solenoid
3	Fuel Tank
4	Evaporative Emissions (EVAP) Canister

Fig 14: Air Induction Components

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	Clamp
2	Air Duct
3	Clamp
4	Intake Air Temperature (IAT)/Mass Air Flow (MAF) Sensor
5	Air Cleaner Assembly
6	Air Restriction Indicator

Fig 15: Throttle Actuator Control (TAC) Module

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	Throttle Actuator Control (TAC) Module
2	Throttle Actuator Control (TAC) Connector
3	Fuse Block-Underhood

Fig 16: Accelerator Pedal Position (APP) Sensor Connector

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	Accelerator Pedal Position (APP) Sensor Connector
2	Accelerator Pedal Position (APP) Sensor