Be your own mechanic and keep your cars running smooth with these repairs and routine maintenance projects and tips.

Truck & SUV Tire Buying Guide

Replacement light truck (LT) tires are expensive, so it pays to shop several tire stores and online sellers for a good deal.

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Automotive projects

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  • Automotive Lubricants

    Your local home center probably carries at least a dozen kinds of lubricant. Ever wonder why so many? So did we. Here's what we found out.

  • How to Splice Automotive Wires

    Use a professional crimper and electrical moisture sealant to make quick, solid connections in auto wiring.

  • 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.

  • Retire Your Old Automotive Test Light

    Invest in a computer-safe test light and retire the old incandescent test light. The old one can damage sensitive electronics in your car.

  • Best Air Tools for Automotive work

    You’ll get more jobs done faster—and better—by expanding your collection of air tools. Air tools speed up auto work and can loosen just about…

  • Top Auto Mechanic Tools

    Pro mechanics reveal their top automotive tools, the ones that they keep close at hand and work best for them, including a battery-powered…

  • Diagnose Car Problems With a Stethoscope

    Diagnosing many car problems is easier with an automotive stethoscope, a tool that lets you hear inside the engine. Here's an introduction to…

  • Repair Damaged Nuts and Bolts

    A rethreading kit is an important part of any automotive toolbox. Use it to restore stripped threads on old, rusty nuts and bolts when you…

  • Using a Vehicle Diagnostic Code Reader

    Diagnose car problems without going to a mechanic with an auto code reader. Simply plug it into the car's computer system, then interpret…

  • Tips for Buying a Mechanic's Creeper

    Padded undercar creepers are worth the investment, even for amateur mechanics. You’ll enjoy changing the oil and working on the engine more when…

  • LED Safety Lighting

    A retractable LED work light is safer than incandescent drop lights and a pocket LED puts light right where you need it in tight quarters.

  • 6 Point Sockets vs. 12 Point Sockets

    Are 12-point sockets as good as six-point sockets? Find out the answer—and why—before you buy that expensive set of socket wrenches…