GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


    Object Number: 621651  Size: SH
  1. Position the front door window in the full down position.
  2. Apply masking tape to the outer applique and frame.
  3. Remove the trim panel. Refer to Front Side Door Trim Panel Replacement .
  4. Remove the water deflector. Refer to Front Side Door Water Deflector Replacement .
  5. Remove the inner belt sealing strip. Refer to Rear Door Window Belt Inner Sealing Strip Replacement .
  6. Remove the outer belt sealing strip. Refer to Front Side Door Window Belt Outer Sealing Strip Replacement .
  7. Remove the window weatherstrip. Refer to Front Side Door Window Channel Replacement .
  8. Loosen the bolts (1) to the front and rear clevice clamps.

  9. Object Number: 621645  Size: SH
  10. Remove the window from the outside of the front door.

Installation Procedure


    Object Number: 621645  Size: SH
  1. Position the window between the inner and the outer door panels.
  2. Point the lower front corner of the window down and pass through the belt opening.
  3. Align the edges with the window weatherstrip channel.
  4. Notice: Refer to Fastener Notice in the Preface section.


    Object Number: 621651  Size: SH
  5. Turn the window to a horizontal position and align the window with the front and rear clevice clamps.
  6. Tighten
    Tighten the front and rear clevice clamps bolts (1) to 11 N·m (97 lb in).

  7. Install the window weatherstrip. Refer to Front Side Door Window Channel Replacement .
  8. Important: Do not allow the sealing lips on the outer belt sealing strip to roll over and point downwards. If this condition is present the window will not raise properly.

  9. Install the outer belt sealing strip. Refer to Front Side Door Window Belt Outer Sealing Strip Replacement .
  10. Install the inner belt sealing strip. Refer to Rear Door Window Belt Inner Sealing Strip Replacement .
  11. Inspect the window for proper operations.
  12. Remove the masking tape from the outer applique and frame.
  13. Install the water deflector. Refer to Front Side Door Water Deflector Replacement .
  14. Install the inner trim panel. Refer to Front Side Door Trim Panel Replacement .