Breakthroughs, discoveries, and DIY tips sent six days a week. Terms of Service and Privacy Policy. The on-board diagnostics (OBD) port isn’t just for your mechanic ...

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?

Car crime has become increasingly sophisticated, with thieves using the On-Board Diagnostics (OBD) port fitted to modern cars to start the engine and drive away. The problem has made headlines, ...

You hear a new, disturbing noise coming from your engine, open the hood, look around, and find nothing. Now what? Before you reach for a conveniently-placed torque wrench to try the ol’ “love tap,” ...