LEMON Manuals
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Section 2 (Engine Controls - 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: PCM Power, Ground, MIL, and Serial Data Schematics
Courtesy of GENERAL MOTORS CORP.
Fig 2: 5-Volt and Low Reference Bussing Schematics
Courtesy of GENERAL MOTORS CORP.
Fig 3: MAP, ECT, and MAF/IAT Sensors Schematics
Courtesy of GENERAL MOTORS CORP.
Fig 4: MAF/IAT Sensor, Stop Lamp Switch Signal and VSS Schematics
Courtesy of GENERAL MOTORS CORP.
Fig 5: Heated Oxygen Sensors Schematics
Courtesy of GENERAL MOTORS CORP.
Fig 6: Electronic Throttle Controls Schematics
Courtesy of GENERAL MOTORS CORP.
Fig 7: Ignition Controls Bank 1 (Odd) Ignition Coils Schematics
Courtesy of GENERAL MOTORS CORP.
Fig 8: Ignition Controls Bank 2 (Even) Ignition Coils Schematics
Courtesy of GENERAL MOTORS CORP.
Fig 9: Ignition Controls Knock, CMP, CKP, Brake Booster Vacuum Sensors and Valve Lifter Oil Manifold Assembly Schematics
Courtesy of GENERAL MOTORS CORP.
Fig 10: Fuel Pump Controls Schematics
Courtesy of GENERAL MOTORS CORP.
Fig 11: Fuel Injectors Schematics
Courtesy of GENERAL MOTORS CORP.
Fig 12: EVAP Solenoids and FTP Sensor Schematics
Courtesy of GENERAL MOTORS CORP.
Fig 13: Controlled/Monitored Subsystem References Schematics
Courtesy of GENERAL MOTORS CORP.