2003 GMC Safari Owner's Manual - Page 279

Windshield Wiper Blade Replacement Windshield wiper blades should be inspected at least twice a year for wear and cracking. See 'Wiper Blade Check" in At Least Twice a Year on page 6-26 for more information. To replace your windshield wiper blade inserts, do the following: 1. Lift the wiper arm away from the windshield. 2. Pinch the two tabs on the wiper arm and slide the insert out of the blade. 3. Slide the new one in place. Make sure the tabs are locked into position. See Normal Maintenance Replacement Parts on page 101 for 5the proper type of replacement blade. 5-62