1997 Pontiac Trans Sport Owner's Manual - Page 364

Windshield Wiper Blade Replacement I . Turn the wipers on to the lowest intermittent setting. 2. Turn off the ignition while the wipersare at the outer positionsof the wipe pattern. The blades are more accessiblefor removalheplacement while in this position. 3. Pull the windshield wiperarm away from the windshield or backglass. 4. While holding the wiperarm away fiom the glass, push the release clip from under the blade connecting point and pull the blade assembly down arm. towards the glass to remove from the wiper it 5. Push the new wiper blade securely on the wiper arm until you hear the release clip "click" into place. Replacement bladesfor your vehicleare 24 inches (60 cm) in length. They come in different typesand are removed in different ways. Here's how to remove the type with a release clip: 6-39