The “Check Engine” light is a car’s way of raising its hand to say, “Something’s off.” Sometimes it’s minor. Sometimes it’s your wallet’s worst day of the month (or year…). After two decades of ...

Neither black tape nor a magic marker is the solution when your car or truck's check-engine light comes on. When the light, which is shaped like the outline of an engine, illuminates, do not panic!

Onboard diagnostics (OBD) systems have been around since the 1980s and were developed to help limit harmful automotive exhaust emissions. Between 1988 and 1995, U.S.-built vehicles came with what's ...

Here's a look at the infamous check engine light (CEL), its common causes, common fixes, and other ways to handle its troublesome appearance on your dashboard. Your car employs multiple systems, ...

While your car can’t talk, it communicates with you using chimes, icons, and messages. One icon that you should never ignore is the check engine light. It turns on when the car’s onboard computer ...

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 ...

You’re driving along in your car or truck and suddenly a yellow light illuminates on your dash telling you to check or service your engine. If you’re like most car owners, you have little idea about ...

In order for our cars to carry us to and from our various destinations reliably, all the parts must work together smoothly. The fuel and air intake systems provide the ingredients necessary to power ...

Cars have more warning lights than you can shake a stick at. The lights are helpful, especially for those who don't monitor or maintain their vehicles regularly. The most useful may be the low tire ...

When the Check Engine Light comes on, you know it means there’s something wrong with the vehicle. In most cases, the light isn’t going to go off before you fix whatever’s causing the problem. So, ...

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 ...

Gear-obsessed editors choose every product we review. We may earn commission if you buy from a link. Why Trust Us? Your Check Engine light is shining like a beacon of bad news. What's going on? The ...