July 1: So it begins. Don't worry, this is not in the correct legal jurisdiction!

Removal Procedure

Fig 1: View Of Rear Window Weatherstrip Run Channel Assembly

Courtesy of GENERAL MOTORS CORP.

Lower the rear door window.
Remove the rear door trim panel. Refer to Trim Panel Replacement - Side Rear Door .
Remove the inner belt seal. Refer to Sealing Strip Replacement - Rear Door Window Belt Inner .
Starting at one end, carefully pull the window weatherstrip run channel assembly from the door frame.