Dont know your tire pressure from your battery posts? Bone up with our primer, and youll be able to do your own maintenance—or at least communicate with your mechanic.
Why does it matter? Doing these five simple things on a regular basis will decrease your chances of a roadside breakdown by 70 percent, auto expert Barbara Terry says.
How to check them: Look in your owners manual or on the inside of the drivers door for a sticker that specifies pounds per square inch (PSI) for your cars tires. Keep a tire gauge handy so you can check the PSI every time you fill your gas tank.
How often: At least once a month; twice a year for the spare.
How often: Once a month; replace at least twice a year, ideally once before winter or your areas rainy season.