GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

Important: The new wiper drive system module does not include the wiper motor nor the motor support bracket. You must install the old components to the new wiper system module.


    Object Number: 1471736  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. Remove the bolts attaching the wiper module to the plenum.
  4. Carefully lift the wiper module out of the plenum.
  5. Disconnect the electrical connector from the wiper motor.
  6. Disconnect the clip retaining the electrical harness to the wiper module.
  7. Remove the wiper module assembly from the vehicle.

  8. Object Number: 1471742  Size: SH
  9. Remove the wiper motor. Refer to Windshield Wiper Motor Replacement .

Installation Procedure


    Object Number: 1471742  Size: SH
  1. Install the wiper motor. Refer to Windshield Wiper Motor Replacement .
  2. Connect the electrical connector to the wiper motor.
  3. Connect the clip retaining the electrical harness to the wiper module.

  4. Object Number: 1471736  Size: SH
  5. Position the wiper module assembly into the plenum.
  6. Notice: Refer to Fastener Notice in the Preface section.

  7. Install the fasteners attaching the wiper module assembly to the plenum.
  8. Tighten
    Tighten the fasteners to 10 N·m (89 lb in).

  9. Install the air inlet grille panel. Refer to Air Inlet Grille Panel Replacement in Body Front End.
  10. Install the wiper arms. Refer to Windshield Wiper Arm Replacement .
  11. Inspect the washers for proper operation.