WARNING: This page is about a different car, the 2003 Chevrolet Corvette. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Door Control Module Schematics (Left Door Power, Ground & DLC)
Courtesy of GENERAL MOTORS CORP.
Fig 2: Door Control Module Schematics (Left Door Switch Signals)
Courtesy of GENERAL MOTORS CORP.
Fig 3: Door Control Module Schematics (Left Door Mirror Control)
Courtesy of GENERAL MOTORS CORP.
Fig 4: Door Control Module Schematics (Right Door Power, Ground & DLC)
Courtesy of GENERAL MOTORS CORP.
Fig 5: Door Control Module Schematics (Right Door Mirror & Window Control)