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 ...

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 ...

Ignoring a check engine light might feel harmless if the car still runs smoothly, but the warning signals more than a mi ...