GM Service Manual Online
For 1990-2009 cars only

Tools Required

    • J 39232 Wiper Transmission Separator
    • J 39529 Wiper Transmission Installer

Removal Procedure


    Object Number: 669390  Size: SH
  1. Disconnect the wiper motor electrical connector.
  2. Remove the 3 wiper motor screws.
  3. Move the wiper arms 153-204 mm (6-8 in) up the windshield from the PARK position.
  4. Pull the wiper motor away from the vehicle.

  5. Object Number: 669383  Size: SH
  6. Disconnect the transmission drive link from the wiper motor crank arm using the J 39232 .
  7. Remove the wiper motor from the vehicle.

Installation Procedure


    Object Number: 669393  Size: SH
  1. Move the wiper arms 153-204 mm (6-8 in) up the windshield from the PARK position.
  2. Connect the transmission drive link to the wiper motor crank arm using the J 39529 .

  3. Object Number: 669390  Size: SH

    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.

  4. Install the wiper motor onto the vehicle with 3 screws.
  5. Tighten
    Tighten the screws to 8 N·m (70 lb in).

  6. Connect the electrical connector to the wiper motor.