2006 Buick Rendezvous Owner's Manual - Page 376

To replace the windshield wiper blade assembly do the following: 1. Lift the wiper arm away from the windshield. 2. Push the release lever (B) to disengage the hook and push the wiper arm (A) out of the blade (C). 3. Push the new wiper blade securely on the wiper arm until you hear the release lever click into place. To replace the rear wiper blade, follow the steps listed above. 5-50