GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


    Object Number: 821301  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.
  3. Disconnect the wiper motor electrical connector (1).
  4. Remove the 2 wiper motor assembly bolts (2).
  5. Remove the wiper motor assembly (3) from the engine compartment.
  6. Remove the wiper transmission. Refer to Windshield Wiper Transmission Replacement .

Installation Procedure


    Object Number: 821301  Size: SH
  1. Position the wiper motor assembly (3) to the cowl.
  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.

  3. Install the wiper motor transmission. Refer to Windshield Wiper Transmission Replacement.
  4. Install the 2 wiper motor assembly bolts (2).
  5. Tighten
    Tighten the bolts to 5.5 N·m (48 lb in).

  6. Connect the wiper motor electrical connector (1).
  7. Install the air inlet grille panel. Refer to Air Inlet Grille Panel Replacement.
  8. Install the wiper arms. Refer to Windshield Wiper Arm Replacement.