Back Window Glass: Service and Repair

Rear Window Replacement


Tools Required
* J 24402-A Glass Sealant (Cold Knife) Remover
* J 39032 Stationary Glass Removal Tool
* Isopropyl alcohol or Equivalent
* Cartridge-type Caulking Gun
* Commercial-type Utility Knife
* Razor Blade Scraper
* Suction Cups
* Plastic Paddle



Removal Procedure


Caution: If a window is cracked but still intact, crisscross the window with masking tape in order to reduce the risk of damage or personal injury.


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. Open the rear compartment in order to access the lower garnish molding.
2. Remove the rear window lower garnish molding by removing the fasteners securing the molding to the body.
3. Remove the rear sail panels . Refer to Sail Panel Replacement (Sail Panel Replacement) in Interior Trim.




4. Disconnect the rear window defogger right electrical connector.
5. Disconnect the OnStar(R) antenna. Refer to Coupling Replacement - Antenna Inner in Cellular Communication.




Caution: Refer to Glass and Sheet Metal Handling Caution in Cautions and Notices.
6. Remove the rear window reveal molding. Refer to Urethane Adhesive Installation of Stationary Windows (Urethane Adhesive Installation of Stationary Windows) .
If the rear window reveal molding (1) will not release, use a utility knife in order to cut around the window in order to remove the rear window reveal molding.





Important: Keep the cutting edge of the tool against the window.


7. 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.
* UseJ 24402-A or J 39032 or equivalent in order to remove the quarter window.





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



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. Connect the OnStar(R) antenna. Refer to Coupling Replacement - Antenna Inner in Cellular Communication.
3. Install the rear sail panels. Refer to Sail Panel Replacement (Sail Panel Replacement) in Interior Trim.




4. Connect the rear window defogger connectors.
5. Install the rear window lower garnish molding and fasteners that securing the molding to the body.
6. Remove the double layer of masking tape around the perimeter of the painted surfaces and the interior trim.
7. Close the rear compartment.