GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


    Object Number: 428671  Size: SH

    Caution: When working with any type of glass or sheet metal with exposed or rough edges, wear approved safety glasses and gloves in order to reduce the chance of personal injury.

    Caution: Disconnect the power window switch when working inside the driver door. When operated, the Express Up/Down Feature allows the door window to move very quickly, without stopping, which could cause personal injury.

  1. Remove the door trim panel. Refer to Front Side Door Trim Panel Replacement .
  2. Peel the water deflector down far enough to access the window clamp bolts. Refer to Front Side Door Water Deflector Replacement .
  3. Remove the window inner belt molding. Refer to Front Side Door Window Belt Inner Sealing Strip Replacement .
  4. Reconnect the power window switch.
  5. Tape the window in the closed position.
  6. Loosen the window regulator to window clamp fasteners 4 revolutions.
  7. Lower the window regulator to separate the window from the clamps.
  8. Remove the tape.
  9. Remove the window by tilting window forward then pulling the window up and out of the door.

Installation Procedure


    Object Number: 428671  Size: SH

    Important: The window regulator should be at least half way down before installing the window.

  1. Install the window down into the door.
  2. Locate the window into the two window regulator clamps.
  3. Notice: Use the correct fastener in the correct location. Replacement fasteners must be the correct part number for that application. Fasteners requiring replacement or fasteners requiring the use of thread locking compound or sealant are identified in the service procedure. Do not use paints, lubricants, or corrosion inhibitors on fasteners or fastener joint surfaces unless specified. These coatings affect fastener torque and joint clamping force and may damage the fastener. Use the correct tightening sequence and specifications when installing fasteners in order to avoid damage to parts and systems.

    Important: Start the vehicle to ensure maximum power to the window motor. This is required to fully seat the window for adjustment.

  4. Raise the window to the fully closed position.
  5. Tighten
    Tighten the window clamp fasteners to 11 N·m (98 lb in).

  6. Install the window inner belt molding. Refer to Front Side Door Window Belt Inner Sealing Strip Replacement .
  7. Ensure proper operation and tight seal of the window.
  8. Install the water deflector. Refer to Front Side Door Water Deflector Replacement .
  9. Install the door trim panel. Refer to Front Side Door Trim Panel Replacement .