Body Control System Schematics

WARNING: This page is about a different car, the 2009 GMC Sierra, 2009 GMC Cab & Chassis Sierra, 2009 Chevrolet Silverado, and 2009 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Module Power, Ground & Serial Data References Circuit Schematic

Courtesy of GENERAL MOTORS CORP.

Fig 2: Power Moding & Interior Light References Circuit Schematic

Courtesy of GENERAL MOTORS CORP.

Fig 3: Exterior Light References Circuit Schematic

Courtesy of GENERAL MOTORS CORP.

Fig 4: Vehicle Access and Wiper References Circuit Schematic

Courtesy of GENERAL MOTORS CORP.

Fig 5: Brake, Horn, Transmission, Theft & Secondary/Configurable References Circuit Schematic

Courtesy of GENERAL MOTORS CORP.