GM Service Manual Online
For 1990-2009 cars only

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 the Preface section.

    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. Disconnect the washer hose from the liftgate.
  2. Remove the back window wiper arm from the liftgate. Refer to Rear Window Wiper Arm Replacement in Wipers/Washer Systems.
  3. Open liftgate window.
  4. Remove the liftgate window garnish molding. Refer to Liftgate Garnish Molding Replacement in Body Rear End.

  5. Object Number: 401856  Size: SH
  6. Disconnect the electrical connector from the rear window defogger on the liftgate window.
  7. Caution: Refer to Defroster Outlet Caution in the Preface section.

  8. Cover to protect the following parts from broken glass:
  9. 6.1. Upper dash pad
    6.2. Defroster outlets and A/C outlets
    6.3. Seats and carpeting

    Object Number: 379905  Size: SH
  10. If the liftgate window reveal molding (1) will release, use a utility knife in order to cut around the liftgate window to remove the reveal molding.

  11. Object Number: 71179  Size: SH

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

  12. This will allow the urethane adhesive to be separated from the window.
  13. • 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.

    Object Number: 401412  Size: SH
  14. With the aid of an assistant, remove the liftgate window from the liftgate frame.

Installation Procedure

  1. Install a stationary window into the opening. Refer to Adhesive Installation of Stationary Windows .

  2. Object Number: 401856  Size: SH
  3. Connect the electrical connector to the rear window defogger on the liftgate window.
  4. Install the liftgate window garnish molding. Refer to Liftgate Garnish Molding Replacement in Body Rear End.
  5. Close liftgate window.
  6. Install the back window wiper arm to the liftgate. Refer to Rear Window Wiper Arm Replacement in Wipers/Washer Systems.
  7. Connect the washer hose to the liftgate.
  8. Remove the double layer of masking tape around the perimeter of the painted surfaces and the interior trim.