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Rainier 4.2 S, AWD
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Section 1 (Engine Control System - 5.3L - 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: Fuse Block - Underhood Powertrain Relay Schematics - 1 of 2
Courtesy of GENERAL MOTORS CORP.
Fig 3: Fuse Block - Underhood Powertrain Relay Schematics - 2 of 2
Courtesy of GENERAL MOTORS CORP.
Fig 4: Engine Data Sensors Schematics - 5-Volt and Low Reference
Courtesy of GENERAL MOTORS CORP.
Fig 5: Engine Data Sensors Schematics - MAF, Pressure, Temperature, and VSS
Courtesy of GENERAL MOTORS CORP.
Fig 6: Engine Data Sensors Schematics - Oxygen Sensors
Courtesy of GENERAL MOTORS CORP.
Fig 7: Engine Data Sensors Schematics - Throttle Actuator Controls
Courtesy of GENERAL MOTORS CORP.
Fig 8: Ignition Controls Schematics - Ignition System Coils 1, 3, 5, 7
Courtesy of GENERAL MOTORS CORP.
Fig 9: Ignition Controls Schematics - Ignition System Coils 2, 4, 6, 8
Courtesy of GENERAL MOTORS CORP.
Fig 10: Ignition Controls Schematics - Sensors and Displacement on Demand
Courtesy of GENERAL MOTORS CORP.
Fig 11: Fuel Controls Schematics - Fuel Pump Controls and Fuel Injectors
Courtesy of GENERAL MOTORS CORP.
Fig 12: Fuel Controls Schematics - EVAP Controls
Courtesy of GENERAL MOTORS CORP.
Fig 13: Controlled/Monitored Subsystem Schematics References
Courtesy of GENERAL MOTORS CORP.