GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

Caution: To prevent personal injury, gloves should be worn when removing broken glass.


    Object Number: 591000  Size: SH
  1. Remove the door trim panel. Refer to Front Side Door Trim Panel Replacement .
  2. Remove the water deflector. Refer to Door Water Deflector Replacement .
  3. Remove the weatherstrip. Refer to Window Weatherstrip Replacement .
  4. Remove the window run channels. Refer to Window Channel Replacement .
  5. Lower the window about one half of the way down.
  6. In this position, the window regulator rollers will be accessible through the openings in the door panel.

  7. Remove the window from the regulator.
  8. 6.1. Move the window forward in order to release the sash channel (1) from the rear regulator roller.
    6.2. Carefully tilt the window forward to a vertical position.
    6.3. Pull the window upward in order to release the sash channel from the front regulator roller (2).
  9. Remove the window from the door.

Installation Procedure


    Object Number: 591000  Size: SH
  1. Move the regulator to the half-way down position in order to locate the front roller.
  2. Install the window to the door.
  3. Insert the window sash (1) to the front regulator roller (2).
  4. Carefully tilt the window forward to a vertical position.
  5. Move the window forward in order to install the sash channel (1) to the rear regulator roller.
  6. Insert the rear regulator roller in the sash channel.
  7. Lift the window lightly by hand in order to inspect the alignment of the window.
  8. The window should feel stationary.

  9. Install the door window run channels. Refer to Window Channel Replacement .
  10. Install the window weatherstrip. Refer to Window Weatherstrip Replacement .
  11. Install the water deflector. Refer to Door Water Deflector Replacement .
  12. Install the door trim panel. Refer to Front Side Door Trim Panel Replacement .