GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

Tools Required

J 39232 Wiper Transmission Separator


    Object Number: 514815  Size: SH
  1. Remove the wiper arms. Refer to Windshield Wiper Arm Replacement .
  2. Remove the air inlet grille panel. Refer to Air Inlet Grille Panel Replacement in Body Front End.
  3. Disconnect the electrical connector from the wiper motor.
  4. Remove 3 screws and the wiper drive system module from the vehicle.

  5. Object Number: 514816  Size: SH
  6. Remove the 3 grommets and the 2 caps from the wiper transmission.

  7. Object Number: 306506  Size: SH
  8. Remove the drive link from the wiper motor crank arm using the J 39232 .

  9. Object Number: 514818  Size: SH
  10. Remove 2 screws and the wiper motor from the tube frame.

Installation Procedure

Tools Required

J 39529 Wiper Transmission Installer

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.


    Object Number: 514818  Size: SH
  1. Install the wiper motor onto the tube frame with the 2 screws.
  2. Tighten
    Tighten the 2 screws to 10 N·m (88 lb in).


    Object Number: 306515  Size: SH
  3. Install the drive link onto the wiper motor crank arm using the J 39529 .

  4. Object Number: 514816  Size: SH
  5. Install the 3 grommets and the 2 caps on the wiper transmission.

  6. Object Number: 514815  Size: SH
  7. Install the wiper drive system module onto the vehicle with the 3 screws.
  8. Tighten
    Tighten the 3 screws to 10 N·m (88 lb in).

  9. Connect the electrical connector onto the wiper motor.
  10. Install the air inlet grille panel. Refer to Air Inlet Grille Panel Replacement in Body Front End.
  11. Install the wiper arms. Refer to Windshield Wiper Arm Replacement .
  12. Operate the wipers and inspect for proper operation.