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 ...

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!

Although commonly referred to as the “check-engine light,” some cars may instead display the message “Service Engine Soon,” or show a yellow or orange outline of an engine, perhaps with the word ...

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 ...

Three of the main reasons the check engine light or malfunction indicator lamp (MIL) turns on are: a loose fuel cap, issues with the ignition system, and problems with the emissions system. Many ...

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 ...

It's pretty easy to dismiss the "check engine" light as just stupid, because, well, it is. I suppose if you thought that the cause of smoke coming from under your hood had something to do with the ...

When your vehicle's check engine light (CEL) comes on, it's often a sign that something needs attention. But with over 20,000 ...

It glows on your car’s dashboard and instantly ignites terror and loathing in the hearts and wallets of drivers; the dreaded “Check Engine” warning light. For ...

We may receive a commission on purchases made from links. The check engine light is one of those dashboard warning lights drivers dread to see suddenly come on in the middle of driving. First-time car ...

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 ...