GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

Note: Note the location of the wiper on the window before removal.


    Object Number: 892509  Size: SH
  1. Disconnect the washer hose (4).
  2. Swivel the wiper arm cover open (2).
  3. Remove the nut (3) retaining the wiper arm to the wiper motor.
  4. Remove the wiper arm from the liftgate.

Installation Procedure


    Object Number: 892509  Size: SH
  1. Align the wiper arm to the vehicle by aligning the tip of the wiper to the locating mark (1) on the window.
  2. Caution: Refer to Fastener Caution in the Preface section.

  3. Install the nut retaining the wiper arm to the wiper motor.
  4. Tighten
    Tighten the nut to 17 N·m (12.5 lb ft).

  5. Swivel the wiper arm cover (2) closed.
  6. Connect the washer hose (4).
  7. Inspect the rear wiper for proper operation.