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: 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 inner trim.


    Object Number: 401856  Size: SH
  1. Disconnect the rear window defogger electrical connectors.
  2. Disconnect the OnStar® connector, if equipped.

  3. Object Number: 181953  Size: SH
  4. Disconnect the rear window radio antenna connector.
  5. Caution: If broken glass falls into the defroster outlets, it can be blown into the passenger compartment and cause personal injury.

  6. Cover to protect the following parts from broken glass:
  7. • Upper dash pad
    • Defroster outlets and A/C outlets
    • Seats and carpeting
  8. Open the rear compartment lid in order to access the reveal molding.
  9. Caution: 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.

    Important: The rear window reveal molding is a one piece molding and fills the cavities between the body and window. If the rear window reveal molding is stretched or damaged it can not be reused.

  10. Remove the rear window reveal molding (1). Refer to Rear Window Reveal Molding Replacement in Rear Window Reveal Molding.

  11. Object Number: 379905  Size: SH
  12. If the window reveal molding (1) will not release, use a utility knife in order to cut around the windshield in order to remove the window reveal molding.

  13. Object Number: 71179  Size: SH

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

  14. This will allow the urethane adhesive to be separated from the window.
  15. • Leave a base of urethane on the pinchweld flange.
    • The only suitable lubrication is clear water.
    • UseJ 24402-A , J 39032 or equivalent in order to remove the window.

    Object Number: 412291  Size: SH
  16. With the aid of an assistant, lift the rear window from the opening.

Installation Procedure

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

  2. Object Number: 401856  Size: SH
  3. Connect the rear window defogger electrical connectors.

  4. Object Number: 181953  Size: SH
  5. Install the rear window radio antenna connector.
  6. Connect the OnStar® connector, if equipped.
  7. Verify the radio and the OnStar® has reception.
  8. Close the rear compartment lid.
  9. Remove the double layer of masking tape around the perimeter of the painted surfaces and the interior trim.