Change your wiper blades: Wiper blades should be changed every six months, and in most cases, this is an easy and inexpensive repair . Seeing is obviously important, and fresh blades will do a better job of scraping ice and slush off of your … tools, and extra automotive supplies. You can buy prepared kits at most auto -parts stores. Give the rest of the car a once-over: Just take a few minutes to make sure all lights are working, the horn is working, et cetera. …