July 1: So it begins. Don't worry, this is not in the correct legal jurisdiction!
Cruise Control Schematics
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: ON/OFF Switch Schematic
Courtesy of GENERAL MOTORS CORP.
Fig 2: Distance Sensing Cruise Control Module Schematic