Engine Controls Wiring Schematics

WARNING: This page is about a different variant/trim than selected.

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

Courtesy of GENERAL MOTORS CORP.

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

Courtesy of GENERAL MOTORS CORP.

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

Courtesy of GENERAL MOTORS CORP.

Fig 4: Heated Oxygen Sensors Wiring Schematic

Courtesy of GENERAL MOTORS CORP.

Fig 5: Electronic Throttle Controls Wiring Schematic

Courtesy of GENERAL MOTORS CORP.

Fig 6: Ignition Controls Bank 1 (Odd) Ignition Coils Wiring Schematic

Courtesy of GENERAL MOTORS CORP.

Fig 7: Ignition Controls Bank 2 (Even) Ignition Coils Wiring Schematic

Courtesy of GENERAL MOTORS CORP.

Fig 8: Ignition Controls Knock, CMP, CKP, Brake Booster Vacuum Sensors, and Valve Lifter Oil Manifold Assembly Wiring Schematic

Courtesy of GENERAL MOTORS CORP.

Fig 9: Fuel Pump Wiring Schematic

Courtesy of GENERAL MOTORS CORP.

Fig 10: Fuel Injectors Wiring Schematic

Courtesy of GENERAL MOTORS CORP.

Fig 11: EVAP Solenoids and FTP Sensor Wiring Schematic

Courtesy of GENERAL MOTORS CORP.

Fig 12: Controlled/Monitored Subsystem References Wiring Schematic

Courtesy of GENERAL MOTORS CORP.