Body Control System Schematics

WARNING: This page is about a different car, the 2008 GMC Sierra, 2008 GMC Cab & Chassis Sierra, 2008 Chevrolet Silverado, and 2008 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Module Power, Ground and Serial Data References

Courtesy of GENERAL MOTORS CORP.

Fig 2: Power Moding and Interior Light References

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Fig 3: Exterior Light References

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Fig 4: Vehicle Access and Wiper References

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Fig 5: Brake, Horn, Transmission, Theft and Secondary/Configurable References

Courtesy of GENERAL MOTORS CORP.