WARNING: This page is about a different car, the 2006 Buick Lucerne. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Front Park & Marker Lamps Schematic
Courtesy of GENERAL MOTORS CORP.
Fig 2: Front Turn Signal/Hazard Lamps Schematic
Courtesy of GENERAL MOTORS CORP.
Fig 3: Cornering Lamps Schematic
Courtesy of GENERAL MOTORS CORP.
Fig 4: Stop/Rear Turn Signal Lamps Schematic
Courtesy of GENERAL MOTORS CORP.
Fig 5: Center High Mounted Stop Lamp & Auxiliary Tail Lamps Schematic