Ignoring a check engine light might feel harmless if the car still runs smoothly, but the warning signals more than a minor inconvenience. Driving with that light on can lead to higher repair costs, ...

What happens if my gas cap is left off? Why does it cause the check engine light to come on? Have I done some damage to the engine? These are very common questions, and luckily there’s an easy fix and ...

Dear Car Fix: Last December I bought a 2009 Pontiac G6. I have been having an ongoing problem with the "check gas cap" light coming on intermittently. I know the gas cap is on tight. I turn it four or ...

Q. The “gas cap” light came on in the dashboard of my 2009 Mercury Milan. My local mechanic replaced the gas cap — it was very loose — and said the light would disappear after the car was driven for a ...

If you have a Honda Accord and see the ‘Check Fuel Cap’ notification, there are various possible explanations, some of which are more extensive than others. A loose gas cap commonly causes this, but ...