Rear Lift Window Replacement
Rear Lift Window Replacement
Special Tools
* J 24402-A Glass Sealant Remover (Cold Knife)
* J 39032 Stationary Glass Removal Tool
* Use a urethane adhesive systems which meet GM Specification GM 3651G
Removal Procedure
Warning
When working with any type of glass or sheet metal with exposed or rough edges, wear approved safety glasses and gloves in order to reduce the chance of personal injury.
Warning
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.
Caution: DO NOT close the lift window panel with the struts attached unless the window is installed and the window adhesive fully cured. The window adds strength and rigidity to the lift window panel. Attempting to close the lift window panel, with the struts installed, without a window or with the window adhesive not fully cured, could cause the panel to crack.
Note: Before cutting out a stationary window, apply a double layer of masking tape around the perimeter of the painted surfaces and inner trim.
1. Remove the rear lift window struts. Refer to Rear Compartment Lift Window Strut Replacement (Service and Repair).
Warning: Refer to Defroster Outlet Warning (Service Precautions).
2. Cover to protect the following parts from broken glass:
1. Upper dash pad
2. Defroster outlets and A/C outlets
3. Seats and carpeting
3. Disconnect the rear defogger electrical connections.
4. Disconnect the OnStar(R), if equipped.
5. Disconnect the antenna connector from the window.
6. Remove the window outer auxiliary seal.
7. Remove the rear lift window panel. Refer to Rear Lift Window Panel Weatherstrip Replacement (Rear Lift Window Panel Weatherstrip Replacement).
8. Place the panel face down on a clean protective surface.
9. Remove the front weatherstrip.
Warning: Refer to Glass and Sheet Metal Handling Warning (Glass and Sheet Metal Handling Warning).
Note: The rear lift window lace fills the cavities between the body and window.
10. If the rear lift window lace will not release, use a utility knife in order to cut around the window in order to remove the rear window lace.
Note: Keep the cutting edge of the tool against the window.
11. 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.
12. With the aid of an assistant, use the suction cups in order to lift the rear lift window from the opening.
Installation Procedure
1. Install a stationary window into the opening. Refer to Adhesive Installation of Stationary Windows (Adhesive Installation of Stationary Windows).
2. Remove the rear lift window struts. Refer to Rear Compartment Lift Window Strut Replacement (Service and Repair).
3. Connect the rear defogger electrical connections.
4. Connect the OnStar(R), if equipped.
5. Connect the antenna connector to the window.
6. Remove the protective coverings and tape from the vehicle and the headliner