Engine Controls Component Views

WARNING: This page is about a different variant/trim than selected.

Fig 1: Right Side Of The Engine Component View

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	Crankshaft Position (CKP) Sensor Connector
2	A/C High Pressure Switch Connector (C60)
3	A/C Compressor Clutch Connector (C60)
4	Engine Oil Level Switch Connector
5	Starter Motor

Fig 2: Engine Harness - Left Side Of Engine (4.8L/5.3L/6.0L) Routing

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Callout	Component Name
1	Fuel Injector 1 Connector
2	Fuel Injector 3 Connector
3	Fuel Injector 5 Connector
4	S101
5	C103
6	S102
7	Fuel Injector 7 Connector
8	Ignition Coil/Module 7 Connector
9	Ignition Coil/Module 5 Connector
10	C126
11	Ignition Coil/Module 3 Connector
12	Engine Coolant Temperature (ECT) Sensor Connector
13	Ignition Coil/Module 1 Connector

Fig 3: Engine Harness - Right Side Of Engine (4.8L/5.3L/6.0L) Routing

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Callout	Component Name
1	Fuel Injector 8 Connector
2	Fuel Injector 6 Connector
3	Fuel Injector 4 Connector
4	Fuel Injector 2 Connector
5	Ignition Coil/Module 2 Connector
6	Ignition Coil/Module 4 Connector
7	Ignition Coil/Module 6 Connector
8	C127
9	Ignition Coil/Module 8 Connector

Fig 4: Engine Harness - Top Of Engine (4.8L/5.3L/6.0L) Routing

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Callout	Component Name
1	Manifold Absolute Pressure (MAP) Sensor Connector
2	S102
3	S101
4	C103
5	Evaporative Emission (EVAP) Canister Purge Solenoid Valve
6	Throttle Body

Fig 5: View Of Knock Sensors

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

Fig 6: Component View - Engine Harness - Back Of Engine (4.8L/5.3L/6.0L)

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Callout	Component Name
1	G103
2	Engine Oil Pressure (EOP) Sensor Connector
3	G102
4	Camshaft Position (CMP) Sensor Connector

Fig 7: Engine Harness - Rear Of Engine Compartment (4.8L/5.3L/6.0L) Routing

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Callout	Component Name
1	C109
2	Powertrain Control Module (PCM) C1, C2
3	Fuse Block Underhood - C6
4	Horn Assembly Connector
5	Fuse Block Underhood - C1
6	C100
7	C101
8	Brake Fluid Level Switch Connector (Heavy Duty)

Fig 8: Component Views - LR Of Engine Compartment (JL4)

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	Throttle Actuator Control (TAC) Module

Fig 9: Rear Of The Engine Compartment Component View

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Callout	Component Name
1	Blower Motor Resistor Assembly
2	Blower Motor
3	Mass Air Flow (MAF)/Intake Air Temperature (IAT) Sensor
4	A/C Low Pressure Switch (C60)

Fig 10: Lower Left Of The I/P Component View (JL4)

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

Fig 11: Rear Of The Engine Component View (4.3L/5.3L)

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Callout	Component Name
1	Heated Oxygen Sensor (HO2S) Bank 1 Sensor 1
2	Heated Oxygen Sensor (HO2S) Bank 2 Sensor 1
3	Heated Oxygen Sensor (HO2S) Bank 2 Sensor 2
4	Heated Oxygen Sensor (HO2S) Bank 1 Sensor 2
5	Park/Neutral Position (PNP) Switch

Fig 12: Engine Harness - Oxygen Sensors (4.8L/6.0L) Routing

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Callout	Component Name
1	C128 (Cutaway)
2	Heated Oxygen Sensor (HO2S) Bank 2 Sensor 1 Connector
3	Heated Oxygen Sensor (HO2S) Bank 1 Sensor 2 Connector
4	Heated Oxygen Sensor (HO2S) Bank 2 Sensor 2 Connector
5	Heated Oxygen Sensor (HO2S) Bank 1 Sensor 1 Connector

Fig 13: Component View - Left Side Frame

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Callout	Component Name
1	Evaporative Emission (EVAP) Canister Vent Solenoid
2	Electronic Brake Control Module (EBCM)

Fig 14: Component View - Fuel Tank (w/o NE7)

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

Fig 15: Component View - Fuel Tank (NE7)

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