WARNING: This page is about a different car, the 2008 Cadillac DTS. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Front Park Assist Schematic - UFR
Courtesy of GENERAL MOTORS CORP.
Fig 2: Rear Park Assist Schematic - UFR
Courtesy of GENERAL MOTORS CORP.
Fig 3: Lane Departure Warning System Schematic - UFL