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Home >> Chevrolet >> 2005 >> Chevy Express G3500, Van Passenger Extended >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - 4.8L, 5.3L, And 6.0L - Introduction >> Component Locator >> Engine Controls Component Views

Engine Controls Component Views

Fig 1: Upper Front Of The Engine Component View
GM1357221Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Evaporative Emissions (EVAP) Canister Purge Solenoid
2 Idle Air Control (IAC) Valve (w/o JL4)
3 Throttle Position (TP) Sensor (w/o JL4)
4 Generator
5 Throttle Body
Fig 2: Right Side Of The Engine Component View
GM886066Courtesy 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 3: Engine Harness - Left Side Of Engine (4.8L/5.3L/6.0L) Routing
GM882686Courtesy of GENERAL MOTORS CORP.
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 4: Engine Harness - Right Side Of Engine (4.8L/5.3L/6.0L) Routing
GM1226716Courtesy of GENERAL MOTORS CORP.
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 5: Engine Harness - Top Of Engine (4.8L/5.3L/6.0L) Routing
GM882693Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Manifold Absolute Pressure (MAP) Sensor Connector
2 S102
3 S101
4 C103
Fig 6: View Of Knock Sensors
GM198593Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Knock Sensor (KS) 1
2 Knock Sensor (KS) 2
Fig 7: Component View - Engine Harness - Back Of Engine (4.8L/5.3L/6.0L)
GM882710Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 G102
2 Engine Oil Pressure (EOP) Sensor Connector
3 G103
4 Camshaft Position (CMP) Sensor Connector
Fig 8: Engine Harness - Rear Of Engine Compartment (4.8L/5.3L/6.0L) Routing
GM882706Courtesy of GENERAL MOTORS CORP.
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 9: Component Views - LR Of Engine Compartment (JL4)
GM796465Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Throttle Actuator Control (TAC) Module
Fig 10: Rear Of The Engine Compartment Component View
GM886081Courtesy of GENERAL MOTORS CORP.
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 11: Lower Left Of The I/P Component View (JL4)
GM192941Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Accelerator Pedal Position (APP) Sensor
2 Accelerator Pedal
3 Brake Pedal
Fig 12: Rear Of The Engine Component View (4.3L/5.3L)
GM1226739Courtesy of GENERAL MOTORS CORP.
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 13: Engine Harness - Oxygen Sensors (4.8L/6.0L) Routing
GM882716Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 C128
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 14: Component View - Left Side Frame
GM886085Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Evaporative Emission (EVAP) Canister Vent Solenoid
2 Electronic Brake Control Module (EBCM)
Fig 15: Component View - Fuel Tank (w/o NE7)
GM886086Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Fuel Pump and Sender Assembly Connector
2 Fuel Tank Pressure (FTP) Sensor Connector
Fig 16: Component View - Fuel Tank (NE7)
GM886087Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Fuel Tank Pressure (FTP) Sensor Connector
2 Fuel Pump and Sender Assembly Connector
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