Gather as much information as possible about your car issue, including photos and videos capturing when a problem occurs. Not all information online is correct, and that goes for car repair advice.

The top end of the technology ladder is held by a scan tool. This car diagnostic tool plugs into the OBD-II port (“OBD” is an acronym for on-board diagnostics, and the “II” designates the second ...

You're driving down the road, everything seemingly normal. Then, out of the corner of your eye, you see a light come on: the dreaded check-engine light. A lot of people just ignore it; after all, it's ...

A car can be compared to the human body and may need diagnostic tests very often. For humans, when a patient consults a doctor about a symptom, the doctor runs a medical diagnostic test to ascertain ...

The check engine light is on and it could be anything from a loose gas cap to a fouled up cylinder. Keith shows you how to find out the severity of the problem before bringing the car to the shop.

Along with emissions standards and the OBD port came the much feared “Check Engine” dashboard light. Most people panic when it lights up because they don’t know what’s wrong with their car and how ...

A lot of things can go wrong with the cars we drive. Fortunately, modern vehicles are built with onboard diagnostics (OBD) systems, which monitor various parts of the car and detect errors and ...

Dear Action Line: The car is making some new sounds, and I can feel vibrations I don't remember feeling before. What are telltale sounds and vibrations for car problems? - M.A., Tulsa.