Other information:
Run the tip of your fingers over the edge of the blade to check for roughness.
Clean the wiper blades with washer fluid or water applied with a soft sponge
or cloth.
Changing the Front Wiper Blades
You can improve poor wiper quality by cleaning the wiper blades and the windshield...
Note: The hazard flashers operate when the ignition is in any position,
or if the key is not in the ignition. If used when the vehicle is not running, the
battery loses charge. As a result, there may be insufficient power to restart your
vehicle...