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Home >> Buick >> 2017 >> Encore Base >> Repair and Diagnosis >> Body & Frame >> Windows >> Fixed And MOVEABLE Window System >> Repair Instructions >> Liftgate Window Replacement >> Removal Procedure
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Removal Procedure

    WARNING:

    Refer to Cracked Window Warning .

    NOTE:

    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 Lower Trim Finish Panel Replacement .
  3. Disconnect the electrical connectors from the liftgate window defogger bus bar.
  4. Remove the rear window wiper arm. Refer to Rear Window Wiper Arm Replacement .
  5. Remove the rear spoiler. Refer to Rear End Spoiler Replacement .
  6. WARNING:

    Refer to Defroster Outlet Warning .

  7. Cover the following parts to protect from broken glass, seats and carpeting.
  8. Fig 1: Separating Urethane Adhesive From Window
    GM71179Courtesy of GENERAL MOTORS COMPANY
    NOTE:

    Keep the cutting edge of the tool against the window.

  9. 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, no oils, lubes or soaps.
    • Use J 24402-A  glass sealant (cold knife) remover, J 39032  stationary glass removal tool or equivalent in order to remove the window.
  10. NOTE:

    Keep the cutting edge of the knife/tool against the window. Do this from inside the vehicle.

  11. If necessary, use a long utility knife or similar tool to remove the bottom corners of the window from the urethane adhesive.
  12. Fig 2: Liftgate Window And Retainers
    GM2787477Courtesy of GENERAL MOTORS COMPANY
  13. With an assistant, remove the window (2) from the vehicle. Check that the retainers (1) are still attached to the window before installing.