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 — ...

A vehicle’s Check Engine light can turn any car ride into a harrowing experience. As soon as the check engine light illuminates, it’s hard not to hear the cha-ching sound of a cash register right ...

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 ...

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 ...

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 ...

A check engine light, even if the car runs fine, often indicates a leak in the evaporative emission control (EVAP) system. An arc welder might revive a dead battery by cleaning sulfated plates, but a ...

The 2023 CarMD Vehicle Health Index is an annual overview of check engine light-related car repair costs and trends. This year, researchers say that due to the shortage of new inventory, many lessees ...

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 ...