Mike's Workshop Manuals
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2009
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Colorado 4D Pickup, 2.9 9
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Repair and Diagnosis
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Different variant/trim
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Section 6 (Engine Control System & Fuel System - 5.3L - Introduction, Service & Repair)
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Schematic and Routing Diagrams
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Engine Controls Schematics
Engine Controls Schematics
WARNING:
This page is about a different variant/trim than selected.
Fig 1: Module Power, Ground, Serial Data and MIL
Courtesy of GENERAL MOTORS CORP.
Fig 2: Engine Data Sensors - 5-Volt and Low Reference
Courtesy of GENERAL MOTORS CORP.
Fig 3: Engine Data Sensors - Pressure and Temperature
Courtesy of GENERAL MOTORS CORP.
Fig 4: Engine Data Sensors - HO2S
Courtesy of GENERAL MOTORS CORP.
Fig 5: Engine Data Sensors - Electronic Throttle Control
Courtesy of GENERAL MOTORS CORP.
Fig 6: Ignition Controls - Ignition Coils 1, 3, 5, and 7
Courtesy of GENERAL MOTORS CORP.
Fig 7: Ignition Controls - Ignition Coils 2, 4, 6, and 8
Courtesy of GENERAL MOTORS CORP.
Fig 8: Ignition Controls - Sensors
Courtesy of GENERAL MOTORS CORP.
Fig 9: Fuel Pump Controls
Courtesy of GENERAL MOTORS CORP.
Fig 10: Fuel Controls - Fuel Pump and EVAP Controls
Courtesy of GENERAL MOTORS CORP.
Fig 11: Fuel Controls - Fuel Injectors
Courtesy of GENERAL MOTORS CORP.
Fig 12: Controlled/Monitored Subsystem References
Courtesy of GENERAL MOTORS CORP.