WARNING: This page is about a different car, the 2003 Buick Park Avenue. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Driver Door Module Schematic
Courtesy of GENERAL MOTORS CORP.
Fig 2: Driver Door Module Inputs & Outputs Schematic
Courtesy of GENERAL MOTORS CORP.
Fig 3: Passenger Door Module Schematic
Courtesy of GENERAL MOTORS CORP.
Fig 4: Passenger Door Module Inputs & Outputs Schematic
Courtesy of GENERAL MOTORS CORP.
Fig 5: Rear Door Module Schematic
Courtesy of GENERAL MOTORS CORP.
Fig 6: Rear Door Module Inputs & Outputs Schematic