If there’s one warning light that unites every driver from Anchorage to Miami, it’s that little amber engine icon.

The check engine light means one of your car’s systems is malfunctioning. If it’s flashing, pull over as soon as you safely can. If it’s steady, follow these simple steps. Many, or all, of the ...

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 ...

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 ...

Modern cars are becoming more and more computerized, so much so that in 2010, CarMD.com, a provider of automotive diagnostic data, reported 675 different possible reasons for a check engine light to ...