Liftgate Window Glass: Service and Repair

Window Replacement - Liftgate


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 toCracked Window Caution in Cautions and Notices.


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


1. Open the liftgate.
2. Remove the liftgate window trim panel. Refer toTrim Panel Replacement - Liftgate (Service and Repair) .
3. Disconnect the rear defogger wires.
Caution: Refer toDefroster Outlet Caution in Cautions and Notices.
4. Cover the following parts to protect from broken glass:

* Upper dash pad
* Defroster outlets and air conditioning (A/C) outlets
* Seats and carpeting

Caution: Refer toGlass and Sheet Metal Handling Caution in Cautions and Notices.

Important: Keep the cutting edge of the tool against the liftgate window. Do this from inside the vehicle to protect the outer painted surface.


5. Remove the window from the urethane adhesive.

* Leave a base of urethane approximately 2 mm (0.078 in) on the pinch-weld flange.
* The only suitable lubrication is clear water.
* Use theJ 24402-A ,J 39032 or equivalent in order to remove the liftgate window.





6. With the aid of an assistant, remove the window (1) from the vehicle.



Installation Procedure





1. Install the liftgate window locator pins to the slots in the opening of the liftgate panel.
2. Connect the rear defogger wires.
3. Install the liftgate trim panel. Refer toTrim Panel Replacement - Liftgate (Service and Repair) .
4. Remove the double layer of masking tape around the perimeter of the painted surfaces and the interior trim.
5. Close the liftgate.