Liftgate Window Glass: Service and Repair

Rear Window Replacement


Tools Required
* J 24402-A Glass Sealant Cold Knife Remover
* J 39032 Stationary Glass Removal Tool
* Urethane Adhesive Kit GM P/N 12346392 or Equivalent
* Isopropyl Alcohol or Equivalent
* Cartridge-type Caulking Gun
* Commercial-type Utility Knife
* Razor Blade Scraper
* Suction Cups
* Plastic Paddle



Removal Procedure

Caution: Refer to Cracked Window Caution in Cautions and Notices.

Important: Before cutting out a stationary window, apply a double layer of masking tape around the perimeter of the painted surfaces and the interior trim.


1. Remove the rear door trim panels in order to gain access the rear window. Refer to Trim Panel Replacement - Rear Door - Left (Trim Panel Replacement - Rear Door - Left) and Trim Panel Replacement - Rear Door - Right (Trim Panel Replacement - Rear Door - Right) in Body Rear End.
Caution: Refer to Defroster Outlet Caution in Cautions and Notices.
2. Cover to protect the following parts from broken glass:

* The upper dash pad.
* The defroster outlets and A/C outlets
* The seats and carpeting.






Important: Keep the cutting edge of the tool against the window. This will allow the urethane adhesive to be separated from the window.


* Leave a base of urethane on the pinchweld flange.

* The only suitable lubrication is clear water.

* Use J 24402-A , J 39032 or equivalent in order to remove the window.



3. With the aid of an assistant, use the suction cups to lift the rear window from the opening.




4. Remove the stationary window.



Installation Procedure

1. Install a stationary window into the opening. Refer to Urethane Adhesive Installation of Stationary Windows (Urethane Adhesive Installation of Stationary Windows) .
2. Install the rear door trim panels which were removed in order to gain access to the rear window removal. Refer to Trim Panel Replacement - Rear Door - Left (Trim Panel Replacement - Rear Door - Left) and Trim Panel Replacement - Rear Door - Right (Trim Panel Replacement - Rear Door - Right) in Body Rear End.
3. Remove the double layer of masking tape around the perimeter of the painted surfaces and the interior trim.