Spark plugs are the first part mechanics reach for during misfire diagnoses — but decades of repair data show they're rarely the root cause. Ignition coil packs, fuel injectors, and vacuum leaks ...

Today’s cars and trucks are literally rolling test beds of technology, which has tended to make the days of the so-called shade tree mechanic and eyeball diagnoses of what ails a given model a distant ...

Engines rarely fail out of nowhere. They usually send warning signals long before disaster strikes, but many drivers miss them because the issue hides in plain sight. One of the most overlooked ...

A trusted mechanic reveals common car maintenance myths draining your wallet. Learn what drivers should question before ...

Forbes contributors publish independent expert analyses and insights. Jim Gorzelany is a veteran automotive journalist. This voice experience is generated by AI. Learn more. This voice experience is ...

Years ago, the check engine light on my car used to fill me with dread. I never had the time or the expertise to handle it, so it became a neon orange alert that I was about to spend hours finding a ...

Many of today’s cars last for 200,000 miles or more with few, if any, major repairs. CR shares its research and advice on how to make your car last.

Mechanics reveal overpriced fixes that can drain your budget and hurt car care. Learn what to skip and how to save on ...