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.

19 Ways to Diagnose Car Engine Problems - Shade Tree M.D. (Master Of Diagnostics) 19 Procedures And Tips For Properly Diagnosing Engine Problems, In Your Driveway HOT ROD Staff WriterSep 01, 2009 See ...

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.

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 ...

Your check engine light can come on a host of reasons, ranging from a loose gas cap to a faulty engine component. If you see a light illuminated on your dashboard, you can use an OBD2 scanner to ...

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 ...

When a car’s air conditioning system fails, the driving experience can suffer significantly, especially during the hot months ...

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.