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For 1990-2009 cars only

Liftgate Window Replacement Pontiac

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
    • 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 liftgate.
  2. Remove the liftgate trim. Refer to Liftgate Trim Panel Replacement in Body Rear End.
  3. Remove the rear spoiler. Refer to Rear Spoiler Replacement in Body and Accessories-Body Rear End.

  4. Object Number: 621905  Size: SH

    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: Care must be taken when cutting out the liftgate window not to damage the reveal molding, the reveal molding is not serviced separately .

  5. Place the liftgate window face up on a soft protect cover.
  6. Remove the liftgate window and frame from the vehicle. Refer to Liftgate Replacement in Body Rear End.

  7. Object Number: 671765  Size: SH

    Important: The liftgate window has locators at each corner that insert into the liftgate window frame. The locators aid in the alignment of the liftgate window.

  8. If the liftgate window is to be reused tape off the inside of the window defogger grid and the electrical connectors.

  9. Object Number: 665851  Size: SH

    Important: Keep the cutting edge of the tool against the window. Care must be taken so that the cutting blade doesn't cut through the reveal molding. Check the depth of the cutting blade before starting.

  10. This will allow the urethane adhesive to be separated from the window.
  11. • 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, 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: 621905  Size: SH
  3. Install the liftgate window and frame to the vehicle. Refer to Liftgate Replacement in Body Rear End.
  4. Install the rear spoiler. Refer to Rear Spoiler Replacement in Body and Accessories-Body Rear End.
  5. Install the liftgate trim. Refer to Liftgate Trim Panel Replacement in Body Rear End.
  6. Remove the double layer of masking tape around the perimeter of the painted surfaces and the interior trim.
  7. Close the liftgate.

Liftgate Window Replacement Buick

Tools Required

    • J 24402-A Glass Sealant Remover
    • J 39032 Stationary Glass Removal Tool
    • Urethane Adhesive Kit GM P/N 12346392 or Equivalent
    • Isopropyl Alcohol
    • 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. Remove the rear wiper motor. Refer to Rear Window Wiper Motor Replacement in Wipers/Washer Systems.
  2. Remove the center light applique.

  3. Object Number: 379401  Size: SH
  4. Disconnect the rear liftgate window defogger connectors from the right and the left sides.
  5. Tape off and protect the inner edges of the rear window defogger grid lines from the window removal tool.

  6. Object Number: 387090  Size: SH

    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: Keep the cutting edge of the tool against the window. Inspect the depth of the cutting blade before starting.

  7. Separate the urethane adhesive from the window:
  8. • 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: 768861  Size: SH
  9. With the aid of an assistant, remove the liftgate window from the liftgate.
  10. Place the liftgate window (2) face up on a soft protective cover.

Installation Procedure

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

  2. Object Number: 379401  Size: SH
  3. Connect the rear liftgate window defogger connectors to the right and left sides.
  4. Install the center light applique.
  5. Install the rear wiper motor. Refer to Rear Window Wiper Motor Replacement in Wipers/Washer Systems.
  6. Remove the double layer of masking tape around the perimeter of the painted surfaces and the interior trim.
  7. Close the liftgate.