FixVault

Body Control System Schematics

WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2004 Oldsmobile Bravada, 2004 GMC Envoy XUV, 2004 GMC Envoy XL, 2004 GMC Envoy, and 2004 Chevrolet TrailBlazer. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Power and Ground Schematic
GM1298726Courtesy of GENERAL MOTORS CORP.
Fig 2: Controlled/Monitored Subsystem References Schematic - 1 of 3
GM1298728Courtesy of GENERAL MOTORS CORP.
Fig 3: Controlled/Monitored Subsystem References Schematic - 2 of 3
GM1298730Courtesy of GENERAL MOTORS CORP.
Fig 4: Controlled/Monitored Subsystem References Schematic - 3 of 3
GM1298731Courtesy of GENERAL MOTORS CORP.