WARNING: This page is about a different car, the 2002 GMC Safari and 2002 Chevrolet Astro. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Center Console
Courtesy of GENERAL MOTORS CORP.
Fig 2: Base Radio Rear Component View
Courtesy of GENERAL MOTORS CORP.
Fig 3: Radio Jumper Harness Location View (Premium Radio)
Courtesy of GENERAL MOTORS CORP.
Fig 4: Front Door Wiring (Front Passenger Shown, Driver Opposite)
Courtesy of GENERAL MOTORS CORP.
Fig 5: Door Control Switches - Driver
Courtesy of GENERAL MOTORS CORP.
Fig 6: RSA Controller/Auxiliary Power Outlet - Rear Wiring