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Engine Control System - 4.8L, 5.3L, & 6.0L (Introduction)
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Schematic and Routing Diagrams
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Engine Controls Schematics
July 1:
So it begins
. Don't worry, this is not in the correct legal jurisdiction!
Engine Controls Schematics
Fig 1: Power, Ground, Serial Data and MIL Schematic
Courtesy of GENERAL MOTORS CORP.
Fig 2: Engine Data Sensors - 5-Volt and Low Reference Schematic
Courtesy of GENERAL MOTORS CORP.
Fig 3: Engine Data Sensors - Pressure, Temperature and VSS Schematic
Courtesy of GENERAL MOTORS CORP.
Fig 4: Engine Data Sensors - Oxygen Sensors Schematic
Courtesy of GENERAL MOTORS CORP.
Fig 5: Engine Data Sensors - Throttle Actuator Controls Schematic
Courtesy of GENERAL MOTORS CORP.
Fig 6: Engine Data Sensors - Ignition Controls - Ignition System Coils 1, 3, 5, 7 Schematic
Courtesy of GENERAL MOTORS CORP.
Fig 7: Engine Data Sensors - Ignition Controls - Ignition System Coils 2, 4, 6, 8 Schematic
Courtesy of GENERAL MOTORS CORP.
Fig 8: Engine Data Sensors - Ignition Controls - Sensors Schematic
Courtesy of GENERAL MOTORS CORP.
Fig 9: Fuel Controls - Fuel Pump Controls and Fuel Injectors Schematic
Courtesy of GENERAL MOTORS CORP.
Fig 10: Fuel Controls - EVAP Controls Schematic
Courtesy of GENERAL MOTORS CORP.
Fig 11: Controlled/Monitored Subsystem References Schematic
Courtesy of GENERAL MOTORS CORP.
Fig 12: Transmission Control Reference - A/T Schematic
Courtesy of GENERAL MOTORS CORP.