Your car's dashboard symbols generally fall under one of two categories: specific indicators with a single clear meaning and broad warnings with multiple potential causes. Specific indicators like the ...

When the check engine light comes on in a vehicle, it’s indicating that there is some issue with the car that should be checked out. It could be something minor, such as the gas cap not being screwed ...

Without a diagnostic tool, it's challenging to determine what is wrong with your car and whether to keep driving when a solid ...

When your vehicle's check engine light (CEL) comes on, it's often a sign that something needs attention. But with over 20,000 parts working together in your car — many important for normal operation — ...

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, ...

There are many, many things in a modern cat that can cause the check-engine light to illuminate. The cause could be anything from a sensor somewhere on the engine or in the exhaust to a problem such ...

I have a 2014 Buick LaCrosse with 35,000 km. A check-engine light comes on after a fill-up, then goes away a few days later depending how many times I drive. Next fill-up, same problem. I make sure ...

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.

We can't leave April behind without sharing CarMD's annual overview of check engine light-related car repair costs and trends. The list is published every April during Car Care Month. The latest CarMD ...

Whether you know a lot about cars or nothing about them, it's never fun to see the check-engine light—also known as a malfunction indicator light (MIL). This is your car trying to tell you it has ...