Jeep 2006 Wrangler Owner's Manual page 110

110 UNDERSTANDING THE FEATURES OF YOUR VEHICLE
14. Tuck the lower retainers of the rear window under
the tailgate clips. Reinstall the left corner if it was
untucked to get the rear window zipper started.
15. Tuck the drip rail retainers into the door frame slot
above the door on both sides.