Engine Controls Schematics

WARNING: This page is about a different car, the 2004 GMC Safari and 2004 Chevrolet Astro. However, it is still accessible from the selected car via links, so may be relevant.

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

GM896186

Courtesy of GENERAL MOTORS CORP.

Fig 2: Engine Data Sensor Schematics

GM896187

Courtesy of GENERAL MOTORS CORP.

Fig 3: Oxygen Sensors Schematics

GM896191

Courtesy of GENERAL MOTORS CORP.

Fig 4: Ignition Controls Schematics

GM896195

Courtesy of GENERAL MOTORS CORP.

Fig 5: Fuel Controls Schematics

GM896198

Courtesy of GENERAL MOTORS CORP.

Fig 6: Fuel Injection Controls Schematics

GM896202

Courtesy of GENERAL MOTORS CORP.

Fig 7: Fuel And Device Controls Schematics

GM896250

Courtesy of GENERAL MOTORS CORP.

Fig 8: Controlled/Monitored Subsystem References Schematics

GM896257

Courtesy of GENERAL MOTORS CORP.

Fig 9: Transmission Controls - A/T Schematics

GM896261

Courtesy of GENERAL MOTORS CORP.