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Removal Procedure

  1. Apply a double layer of masking tape around the perimeter of the rear window, painted surfaces and the interior trim of the vehicle.
  2. Open the rear side doors.
  3. Remove the quarter window trim finish on the left and right side. Refer to Quarter Window Trim Finish Panel Replacement .
  4. Remove the body lock pillar upper trim panel. Refer to Body Lock Pillar Upper Trim Panel Replacement .
  5. Remove the body lock pillar garnish molding. Refer to Body Lock Pillar Garnish Molding Replacement .
  6. Lower the rear edge of the headliner only, this will allow the appropriate tool to cut across the top of the window and not damage the headliner edge. Refer to Headlining Trim Panel Replacement .
  7. Disconnect the electrical connectors from the rear window defogger bus bar.
  8. Disconnect the connector from the radio antenna module, if equipped.
  9. Open the rear compartment lid.
  10. Remove the sealing strip from the lower edge of the rear window, if equipped.
    11. WARNING:

    If broken glass falls into the defroster outlets, it can be blown into the passenger compartment and cause personal injury.

  11. Protect the following parts from broken glass, seats and carpeting.
  12. Using the appropriate tool, carefully cut the lace from around the window in order to access the urethane adhesive bead.
    13. WARNING:

    Refer to Glass and Sheet Metal Handling Warning .

    NOTE:

    If reusing the window use care not to cut off the locator pins located in the upper corners. If the locating pins are cut off in the removal it will be necessary to use masking tape to tape the window in place until the urethane adhesive cures.

  13. Do the following steps when separated the window from the urethane adhesive:
    • 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.
  14. Using the appropriate tool, cut along the bottom of the window separating the window from urethane adhesive. Keep the cutting edge of the tool against the window. Do this from inside the vehicle. While cutting from inside the vehicle, reposition the tool to cut the urethane adhesive along the top and both sides to release the window completely.
    15. Fig 1: Installing Rear Window
    GM757629Courtesy of GENERAL MOTORS COMPANY
  15. With an assistant, remove the locators (1) and window (2) from the locator slots in the pinchweld flange of the vehicle after the window has been removed do the following:
    1. Remove any window spacers and mark the location of each one, if equipped.
    2. Check that the locator pins 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.
  16. 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
    17. 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.

  17. 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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