Engine Controls Schematics

WARNING: This page is about a different car, the 2009 GMC Sierra, 2009 GMC Cab & Chassis Sierra, 2009 Chevrolet Silverado, and 2009 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Module Power, Ground, Serial Data & MIL Circuit Schematic

GM2064856

Courtesy of GENERAL MOTORS CORP.

Fig 2: Engine Data Sensors - 5-Volt and Low References Circuit Schematic - 1 Of 2

GM2064858

Courtesy of GENERAL MOTORS CORP.

Fig 3: Engine Data Sensors - 5-Volt and Low References Circuit Schematic - 2 Of 2

GM2064860

Courtesy of GENERAL MOTORS CORP.

Fig 4: Engine Data Sensors Circuit Schematic - Temperature & MAF

GM2064862

Courtesy of GENERAL MOTORS CORP.

Fig 5: Engine Data Sensors Circuit Schematic - Pressure

GM2064864

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Fig 6: EGR & Turbocharger Controls Circuit Schematic

GM2064868

Courtesy of GENERAL MOTORS CORP.

Fig 7: Pedal Position & Injector Timing Circuit Schematic

GM2064870

Courtesy of GENERAL MOTORS CORP.

Fig 8: Engine Data Sensors - Glow Plug Controls & Intake Air Heater Circuit Schematic

GM2064872

Courtesy of GENERAL MOTORS CORP.

Fig 9: Fuel Controls Circuit Schematic - Fuel Pump, Temperature & Pressure Controls

GM2064876

Courtesy of GENERAL MOTORS CORP.

Fig 10: Fuel Controls Circuit Schematic - Fuel Injectors

GM2064879

Courtesy of GENERAL MOTORS CORP.

Fig 11: Controlled/Monitored Subsystem References Circuit Schematic

GM2064881

Courtesy of GENERAL MOTORS CORP.