GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

  1. Remove the rear wiper arm. Refer to Rear Window Wiper Arm Replacement .
  2. Remove the liftgate trim panel. Refer to Liftgate Trim Panel Replacement in Body Rear End.

  3. Object Number: 1378647  Size: SH
  4. Remove the rear wiper motor bolts.
  5. Remove the motor by sliding the pivot shaft out of the rear window grommet.
  6. Disconnect the electrical connector.

Installation Procedure


    Object Number: 1378647  Size: SH
  1. Connect the electrical connector.
  2. Install the rear wiper motor through the rear window grommet.
  3. Notice: Refer to Fastener Notice in the Preface section.

  4. Install the wiper motor bolts.
  5. Tighten
    Tighten the bolts to 7 N·m (62 lb in).

  6. Install the liftgate trim panel. Refer to Liftgate Trim Panel Replacement in Body Rear End.
  7. Install the wiper motor module. Refer to Rear Window Wiper Arm Replacement .