GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Cadillac 🢒 2005 🢒 STS 🢒 Body 🢒 Doors 🢒 Rear Side Door Window Regulator Replacement

Removal Procedure

    Object Number: 758972 Size: SH
  1. Raise the window to the full up position.
  2. Remove the door trim panel. Refer to Rear Side Door Trim Panel Replacement .
  3. Remove the water deflector. Refer to Water Deflector, Check Link, Energy Absorber Replacement - Rear Door .
  4. Tape the window in the full up position.
  5. Connect the door trim panel wire harness connector.
  6. Loosen the window regulator to window clamp nuts 4 revolutions.
  7. Using the power window switch, lower the window regulator about 1/2 way down.
  8. Disconnect the electrical connector from the power window motor.
  9. Remove the window regulator bolts (1, 2, 3, 4, 5).
  10. Remove the window regulator through the rear access hole in the door panel.

Installation Procedure

    Object Number: 758972 Size: SH
  1. Install the window regulator into the door through the rear access hole in the door panel.

    2. 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.

  2. Install the window regulator bolts.

    3. Tighten

    1. Tighten the bolt (1) to 9 N·m (80 lb in).
    2. Tighten the bolt (2) to 9 N·m (80 lb in).
    3. Tighten the bolt (3) to 9 N·m (80 lb in).
    4. Tighten the bolt (4) to 9 N·m (80 lb in).
    5. Tighten the bolt (5) to 9 N·m (80 lb in).
  3. Remove the tape from the window.
  4. Lower the window into the window regulator clamps.
  5. Connect the power window motor electrical connector.

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

  6. Start the vehicle.
  7. Raise the window to the full up position.

    8. Tighten
    Tighten the window clamp nuts to 11 N·m (95 lb in).

  8. Inspect the window for proper operation and a tight seal.
  9. Shut off the vehicle.
  10. Install the water deflector. Refer to Water Deflector, Check Link, Energy Absorber Replacement - Rear Door .
  11. Install the door trim panel. Refer to Rear Side Door Trim Panel Replacement .
  12. The window motors need to be programmed/initialized whenever power is removed from the window motor. Refer to Window Motor Programming - Express Function .