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

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 ...

The Check Engine Light (CEL) happens when there is an issue. If you clear it manually, it may keep returning until the ...

Motorists in the nation’s capital and most populous state paid the most in 2019 to address problems indicated by vehicles’ check-engine light, according to a study by CarMD. Citing data gathered from ...

Forbes contributors publish independent expert analyses and insights. Jim Gorzelany is a veteran automotive journalist. With both new-car prices and fuel costs on the rise, today’s motorists are ...