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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 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. Cover the following parts to protect from broken glass, seats and carpeting.
    7. NOTE:

    Keep the cutting edge of the appropriate tool against the window. There are window locating pins, one in each upper corner of the window. Use care Not to remove or cut them off when removing the window. If the window locator pins are cut, it will be necessary to tape the window in place.

  7. This will allow the auto-adhesive to be separated from the window.
    • Leave a base of urethane adhesive on the pinchweld flange.
    • The only suitable lubrication is clean water, no oils, lubes or soaps.
    • BO-39032  Stationary Glass Removal Tool, or equivalent in order to remove the window.
    8. Fig 1: Window & Locating Pins
    GM2424999Courtesy of GENERAL MOTORS COMPANY
  8. Remove the window (1) from the vehicle with an assistant and Do the following:
    1. After removing the window spacers and mark the location of each one. If equipped.
    2. Check that the locator pins (2) are still attached to each upper corner of the window for installing, if reusing.
    3. Remove all mounds or loose pieces of urethane adhesive from the pinchweld area.
    4. If the original window is being reused, remove all but approximately 2 mm (0.078 in) of the existing bead of urethane adhesive from the pinchweld flange surface, using a clean utility knife or razor blade scraper.
  9. Inspect for any of the following conditions in order to help prevent future breakage of the window:
    • High weld
    • Solder spots
    • Hardened sealer
    • Any other obstruction or irregularity in the pinchweld flange
    10. NOTE:

    If corrosion of the pinchweld flange is present or if sheet metal repairs or replacements are required, the pinchweld flange must be refinished in order to restore the bonding area strength. If paint repairs are required, mask the flange bonding area prior to applying the color coat in order to provide a clean primer only surface. Materials such as BASF DE15®, DuPont 2610®, Sherwin-Williams PSE 4600 and NP70® and Martin-Semour 5120 and 5130® PPG DP90LF SPIES/HECKER 3688/8590 - 3688/5150 - 4070/5090 STANDOX 11158/13320 - 14653/14980 products are approved for this application.

  10. After repairing the opening as indicated, perform the following steps:
    1. Remove all traces of broken glass from the outer cowl panel, seats, floor and defroster ducts.
    2. Clean around the edge of the inside surface of the window with a 50/50 mixture of isopropyl alcohol and water by volume on a dampened lint free cloth.
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