You fixed your car's issue, but the dash is still lit up like it's Christmas. Here's how to reset the check engine light in a few simple steps.

I took my car in to the shop because the "check engine" light was on and found out this was simply due to my gas cap being loose. Why would that set off the warning light? – Louis in Duncan, B.C ...

The check engine light is your car’s way of alerting you that something's amiss — but it could be as minor as a loose gas cap, or more serious, like a faulty oxygen sensor. Repair costs for ...

Consumer Reports explains what the check engine light means and what to do when you see it: how to tell if your car has a loose gas cap—or a serious engine problem.

When your check engine light comes on, it is a warning that something is wrong with your vehicle. Here are five of the most likely causes to check for.