GM Service Manual Online
For 1990-2009 cars only

Tools Required

#6 Inverted TORX® Socket


    Object Number: 63803  Size: SH
  1. Position the window fully up.
  2. Remove the large access plug from under the front of the door.
  3. Loosen the window regulator front channel mounting nut.

  4. Object Number: 63836  Size: SH
  5. Remove the reflector from the trim panel
  6. Loosen the jack screw jam nut.
  7. Adjust tip in with the jack screw.
  8. • Turn the jack screw clockwise to tip the window outward.
    • Turn the jack screw counterclockwise to tip the window inward.
    • One turn of the screw equals approximately 1 N·m (0.04 in) change at the top of the window.
  9. Tighten the jack screw jam nut.

  10. Object Number: 63803  Size: SH
  11. Lower the window.
  12. Tighten the window regulator channel front mounting nut.
  13. Raise the window and check the alignment.
  14. Install the access plug under the front of the door.
  15. Install the reflector in the door trim panel.