Car Maintenance

Car maintenance projects and tips to help you keep your cars running smooth.

Coolant Testing with a Multimeter

Perform a quick diagnostic test for corrosion in your water pump, radiator or heater core with a digital multimeter. A simple test of the radiator coolant for conductivity will tell the story.

Car Maintenance projects

  • Car Maintenance: Make Your Tires Last

    One of the most critical maintenance chores for cars is checking the tires regularly. You'll save money and extend the life of your tires.

  • Car Maintenance: Air Filter Check & PCV Valves

    Save money on your next oil change. Check your air filter and PCV valve yourself and save unnecessary replacements. Here's how to tell if you…

  • Do it right. Do it yourself.

    The Family Handyman is proud to announce the DIY University. Courses that give you the confidence and know-how to get the job done right.

  • Car Battery Care

    Avoid an expensive service or tow charge (and the worry of being stranded!) by keeping your car battery working at peak performance. This…

  • Car Cleaning Tips and Tricks

    Professionally clean and detail your car for a fraction of what the pros charge. With the right products and a little elbow grease, you can make…

  • How to Replace Spark Plugs

    Change your spark plugs yourself to maintain peak performance and high gas mileage. In most cases it's a simple job as long as you have the…

  • Interior Car Cleaning

    Cleaning your car or truck like a pro is easier than you think. We talked to real auto detailers to bring you helpful cleaning tips so you can…

  • Fix Car Dents Yourself

    If you follow these steps, you can patch a car dent yourself in just an afternoon and save a few hundred bucks over body shop prices.

  • Repairing and Maintaining Car Door Weather Stripping

    Repair torn weather stripping on car doors quickly and easily, and treat it with silicone spray to prevent winter freeze-up and further weather…

  • Jump Start a Car

    Buy high quality jumper cables for emergency jump-starting a car. They're more dependable in adverse conditions.

  • Tips to Restore Your Car's Interior

    Want to get top dollar when you sell your car? Dealers know that spiffing up the interior of a used car is the best way to command a higher…