GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


    Object Number: 632379  Size: SH
  1. Disconnect the washer hose.
  2. Remove the wiper arm cover.
  3. Remove the nut.
  4. Remove the wiper arm.

Installation Procedure


    Object Number: 632379  Size: SH
  1. Position the wiper arm into the park ramp with the tab on the ramp surface.
  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 arm onto the motor with the nut.
  4. Tighten
    Tighten the nut to 23 N·m (17 lb ft).

  5. Install the wiper arm cover.
  6. Connect the washer hose.