GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

Important: Left-Hand drive Shown, Right-Hand Drive Similar.

    Warning: Refer to Battery Disconnect Warning in the Preface section.


    Object Number: 1256546  Size: SH
  1. Disconnect the negative battery cable.
  2. Remove the screws and the left side portion of the air inlet grille.
  3. Remove the nut and the washer that secure the wiper arm linkage to the motor driveshaft.
  4. Pry the wiper arm linkage off the motor driveshaft.

  5. Object Number: 1256547  Size: SH
  6. Disconnect the electrical connector.
  7. Remove the bolts and the wiper motor.

Installation Procedure

    Caution: Refer to Fastener Caution in the Preface section.


    Object Number: 1256547  Size: SH
  1. Install the wiper motor with the bolts and tighten to 10 N·m (89 lb in).
  2. Connect the electrical connector.

  3. Object Number: 1256546  Size: SH
  4. Press the wiper arm linkage onto the motor driveshaft.
  5. Install the wiper arm linkage to the motor driveshaft with the washer and the nut and tighten to 8.5 N·m (75 lb in).
  6. Install the left side portion of the air inlet grille with the screws and tighten to 2.5 N·m (22 lb in).
  7. Connect the negative battery cable.