Engine Controls Schematics

WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2007 GMC Yukon XL, 2007 GMC Yukon, 2007 Chevrolet Tahoe, 2007 Chevrolet Suburban, and 2007 Chevrolet Avalanche. However, it is still accessible from the selected car via links, so may be relevant.

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

GM1694214

Courtesy of GENERAL MOTORS CORP.

Fig 2: Engine Data Sensors - 5-Volt & Low Reference Schematic

GM1804768

Courtesy of GENERAL MOTORS CORP.

Fig 3: Engine Data Sensors - Pressure & Temperature Schematic

GM1694216

Courtesy of GENERAL MOTORS CORP.

Fig 4: Engine Data Sensors - Oxygen Sensors Schematic

GM1694218

Courtesy of GENERAL MOTORS CORP.

Fig 5: Engine Data Sensors - Throttle Controls Schematic

GM1694219

Courtesy of GENERAL MOTORS CORP.

Fig 6: Ignition Controls - Ignition System Coils 1, 3, 5, & 7 Schematic

GM1694221

Courtesy of GENERAL MOTORS CORP.

Fig 7: Ignition Controls - Ignition System Coils 2, 4, 6, & 8 Schematic

GM1694222

Courtesy of GENERAL MOTORS CORP.

Fig 8: Ignition Controls - Sensors and Active Fuel Management (AFM) Controls Schematic

GM1694223

Courtesy of GENERAL MOTORS CORP.

Fig 9: Fuel Controls - Fuel Pump Controls Schematic

GM1694224

Courtesy of GENERAL MOTORS CORP.

Fig 10: Fuel Controls - Fuel Injectors Schematic

GM1694226

Courtesy of GENERAL MOTORS CORP.

Fig 11: Fuel Controls - EVAP Controls Schematic

GM1694228

Courtesy of GENERAL MOTORS CORP.

Fig 12: Controlled/Monitored Subsystem References Schematic

GM1694229

Courtesy of GENERAL MOTORS CORP.