LEMON Manuals
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2005
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Chevy Express G3500, Van Passenger Extended
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Repair and Diagnosis
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Different variant/trim
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Section 1 (Engine Control System - 4.3L - Introduction)
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Schematic and Routing Diagrams
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Engine Controls Schematics
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Engine Controls Schematics
WARNING:
This page is about a different variant/trim than selected.
Fig 1: Module Power, Ground, Serial Data and MIL Schematics
Courtesy of GENERAL MOTORS CORP.
Fig 2: Engine Data Sensors - 5-Volt and Low Reference Schematics
Courtesy of GENERAL MOTORS CORP.
Fig 3: Engine Data Sensors - Pressure, Temperature and Position Schematics
Courtesy of GENERAL MOTORS CORP.
Fig 4: Engine Data Sensors - Oxygen Sensors Schematics
Courtesy of GENERAL MOTORS CORP.
Fig 5: Ignition Controls Schematics
Courtesy of GENERAL MOTORS CORP.
Fig 6: Fuel Controls - Fuel Pump Controls Schematics
Courtesy of GENERAL MOTORS CORP.
Fig 7: Fuel Controls - Fuel Injectors Schematics
Courtesy of GENERAL MOTORS CORP.
Fig 8: Fuel Controls - EVAP and Device Controls Schematics
Courtesy of GENERAL MOTORS CORP.
Fig 9: Controlled/Monitored Subsystem and Transmission References Schematics
Courtesy of GENERAL MOTORS CORP.