GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

  1. Ensure that the window is 3 cm (1 in) below the full up position.
  2. Caution: Unless directed otherwise, the ignition and start switch must be in the OFF or LOCK position, and all electrical loads must be OFF before servicing any electrical component. Disconnect the negative battery cable to prevent an electrical spark should a tool or equipment come in contact with an exposed electrical terminal. Failure to follow these precautions may result in personal injury and/or damage to the vehicle or its components.

  3. Disconnect the negative battery cable.
  4. Remove the trim panel. Refer to the following procedures:
  5. •  Front Side Door Trim Panel Replacement
    •  Rear Side Door Trim Panel Replacement

    Object Number: 387182  Size: SH
  6. Remove the water deflector. Refer to Door Water Deflector Replacement or Rear Side Door Water Deflector Replacement .
  7. Caution: If this procedure must be done with the regulator out of the vehicle, the counterbalance spring must be removed first. The regulator lift arms are under tension from the counterbalance spring and can cause serious injury if the motor is removed without removing the spring.

  8. Disconnect the electrical connector (3).

  9. Object Number: 500999  Size: SH
  10. Remove the nuts.
  11. Remove the actuator (2).

Installation Procedure


    Object Number: 500999  Size: SH
  1. Install the actuator (2).
  2. Install the nuts.

  3. Connect the electrical connector (3).

  4. Object Number: 387182  Size: SH
  5. Install the water deflector. Refer to Door Water Deflector Replacement or Rear Side Door Water Deflector Replacement .
  6. Install the trim panel. Refer to the following procedures:
  7. •  Front Side Door Trim Panel Replacement
    •  Rear Side Door Trim Panel Replacement
  8. Connect the negative battery cable.