2008 Saturn Astra Owner's Manual - Page 211

Vehicle Service and Care 9-21 Windshield Wiper Blade Replacement Front Windshield Wiper Windshield wiper blades should be inspected for wear or cracking. See "Maintenance Replacement Parts" in the Limited Warranty, Maintenance and owner Assistance Information manual for the proper type and length. Raise the wiper arm, tilt the wiper blade at a 90° angle to the wiper arm, and remove to the side. 1. Turn the ignition off. 2. With the key in the ignition and key in the LOCK position, press the wiper lever down. Release the wiper lever when the wipers are in the vertical position. 3. Raise the wiper arm away from the windshield. 4. Turn the wiper blade at a 90° angle to the wiper arm and remove the blade to the side. 5. Install the new wiper blade. 6. Lower the wiper arm on to the windshield. Rear Windshield Wiper 1. Lift the wiper arm straight up. 2. Push the wiper blade straight out of the wiper arm to remove. 3. Install the new wiper blade.