GM Service Manual Online
For 1990-2009 cars only

Windshield wiper blades should be inspected at least twice a year for wear or cracking. See Wiper Blade Check under At Least Twice a Year for more information.

It's a good idea to clean or replace the wiper blade assembly on a regular basis or when worn. For proper windshield wiper blade length and type, see Maintenance Replacement Parts .

To replace the wiper blade assembly do the following:

  1. Lift the wiper up from the windshield and set into the vertically-locked position.

  2. Object Number: 810784  Size: B3
  3. Press the tab that holds the wiper blade to the arm.
  4. Slide the blade down and off the arm.
  5. Slide in the new blade and snap into place.