Before I figured out how to work on cars, onboard computer systems scared me. I’ve had no formal training, after all, so the idea of a car’s complex electricals and countless sensors made DIY work ...

Modern cars are basically computers on wheels. With so many electrical systems, sensors, and motors, there’s so much that could potentially go wrong. When something does go awry, pinpointing the ...

A basic set of hand tools is still very relevant, but what good are they if you don't know what to start fixing? Harbor Freight has announced their latest line of professional-grade tools that will ...

Then plug in a diagnostic tool to your OBD2 port and find out what’s wrong—or at least narrow down the possibilities. If you’re not sure which OBD2 code reader to buy, we've found the perfect one for ...

A journalist's experience with a check engine light and an outrageous $250 diagnostic fee reveals how a simple, affordable tool can save you from questionable auto shop practices and hundreds of ...

Most of us cringe in fear when the check engine light in the dashboard of a modern 4x4 is tripped on. Your mind begins to spin in frustration wondering what could have triggered it, how bad it really ...