What should I do when the engine light comes on?

Originally published at: What should I do when the engine light comes on? - AUTOOL

The engine light should be one of the most misinterpreted lights on the dashboard of a car, but in fact, the “check engine” light means a lot of possibilities, it could just be that your gas cap is loose, or your engine has a misfire and other problems. But that doesn’t mean you have…