Engine Controls Schematics

Fig 1: ECM Power, Ground, MIL, and Serial Data - Wiring Diagram

Courtesy of GENERAL MOTORS CORP.

Fig 2: 5-Volt and Low Reference Bussing - Wiring Diagram

Courtesy of GENERAL MOTORS CORP.

Fig 3: MAF/IAT, MAP, and ECT Sensors - Wiring Diagram

Courtesy of GENERAL MOTORS CORP.

Fig 4: Heated Oxygen Sensors - Wiring Diagram

Courtesy of GENERAL MOTORS CORP.

Fig 5: Electronic Throttle Controls - Wiring Diagram

Courtesy of GENERAL MOTORS CORP.

Fig 6: Fuel Injectors, and Fuel Pump Controls - Wiring Diagram

Courtesy of GENERAL MOTORS CORP.

Fig 7: EVAP Solenoids, IMT Solenoid, and FTP Sensor - Wiring Diagram

Courtesy of GENERAL MOTORS CORP.

Fig 8: Ignition Control Module - Wiring Diagram

Courtesy of GENERAL MOTORS CORP.

Fig 9: Camshaft, Crankshaft, Knock Sensors, and Camshaft Position Actuator Solenoid - Wiring Diagram

Courtesy of GENERAL MOTORS CORP.

Fig 10: Controlled/Monitored Subsystem References - Wiring Diagram

Courtesy of GENERAL MOTORS CORP.