The world of car diagnostics has changed a lot over the last 50 years. Back in the '70s and earlier, a mechanic's most valuable diagnostic tools were usually their eyes and ears. You could figure out ...

Our team of experts has selected the best OBDII scanners out of hundreds of models. Don’t buy an OBDII scanner before reading ...

Seeing your vehicle's check-engine light come on can throw a wrench in your travel plans. It can also feel a little scary: Does it mean your ride is headed for the scrapyard? Or is there a simple fix?

Modern vehicles are packed with technology that monitors vital signs and can alert the owner to a potential problem. But the issue for the everyday motorist is that warning lights only tend to come on ...