Body Control System Schematics

WARNING: This page is about a different car, the 2005 Hummer H2. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Power, Ground, and Serial Data

Courtesy of GENERAL MOTORS CORP.

Fig 2: Power Windows, Door Locks, HVAC, and Tow/Haul

Courtesy of GENERAL MOTORS CORP.

Fig 3: Interior Lights, Horns, Entertainment, and Theft Deterrent

Courtesy of GENERAL MOTORS CORP.

Fig 4: Headlamps, Park Lamps, DRL, and Park Brake Signal

Courtesy of GENERAL MOTORS CORP.

Fig 5: Interior Lights Dimming, Backup Lights, and Sunroof Power

Courtesy of GENERAL MOTORS CORP.