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Home >> Chevrolet >> 2005 >> Chevy Express G3500, Van Passenger Extended >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 1 (Engine Control System - 4.3L - Introduction) >> Component Locator >> Engine Controls Component Views
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Engine Controls Component Views

WARNING: This page is about a different variant/trim than selected.
Fig 1: Front of the Engine (4.3L) Component Views
GM886060Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Generator
2 A/C Compressor Clutch Connector (C60)
3 Crankshaft Position (CKP) Sensor Connector
Fig 2: Engine Harness - Right Side Of Engine (4.3L) Routing
GM882666Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Central Sequential Fuel Injection (Central SFI) Connector
2 Manifold Air Pressure (MAP) Sensor Connector
3 Ignition Control Module (ICM) Connector
4 Generator Connector
5 S102
6 Ignition Coil Connector
7 Evaporative Emission (EVAP) Canister Purse Solenoid Connector
Fig 3: Engine Harness - Left Side Of Engine (4.3L) Routing
GM882655Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 S101
2 A/C Compressor Clutch Connector (C60)
3 Throttle Position (TP) Sensor Connector
4 Idle Air Control (IAC) Valve Connector
5 A/C High Pressure Switch Connector (C60)
Fig 4: Left Rear Of The Engine Component View
GM886062Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 A/C High Pressure Switch Connector (C60)
2 Engine Coolant Temperature (ECT) Sensor Connector
Fig 5: Component View - Engine Harness - Back Of Engine (4.3L)
GM882677Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 G102
2 Camshaft Position (CMP) Sensor Connector
3 G103
4 Engine Oil Pressure (EOP) Sensor Connector
5 Knock Sensor (KS) Connector
6 Heated Oxygen Sensor (HO2S) Bank 1 Sensor 1 Connector
Fig 6: Engine Harness - Rear Of Engine Compartment (4.3L) Routing
GM882671Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 S101
2 C109
3 Powertrain Control Module (PCM) C1, C2
4 Fuse Block Underhood - C6
5 Fuse Block Underhood - C1
6 Horn Assembly Connector
7 C100
8 C101
9 A/C Compressor Clutch Connector (C60)
Fig 7: 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 8: 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 9: 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 10: 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
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