We earn commissions from purchases you make using links in our articles. Learn more. If your car or truck’s check engine light is on, there’s a stumble when accelerating, or if the transmission just ...

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, ...

We may receive a commission on purchases made from links. If you own a car built in 1996 or later for the U.S. market, the odds are overwhelming that it has an OBD port. You may have even noticed its ...

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