Buick 2005 LaCrosse - Manual (Page 327)

Windshield Wiper Blade
Replacement
Windshield wiper blades should be inspected for wear
or cracking each time maintenance is performed.
See Scheduled Maintenance on page 6-4.
1. Lift the wiper arm and turn the blade until is facing
away from the windshield.
2. Push the release lever under the windshield
wiper arm, and slide the wiper assembly off of the
wiper arm.
3. Slide the new wiper blade securely on the
wiper arm until you hear the release clip click into
place.
For wiper blade type and length, see Normal
Maintenance Replacement Parts on page 6-13.
5-51