If you've noticed the check engine light on in your BMW, this video explains practical steps to diagnose the problem. Find out how to respond and what initial checks you can perform to narrow down ...

No smoke machine? No problem. Learn how to check for engine vacuum leaks using visual cues, soapy water, and DIY tricks to fix stalling and rough idling.

CARS.COM — When the light goes on, something’s wrong. The vehicle diagnostics analysts at CarMD released their 2017 report on the most common car repairs resulting from that dreaded check engine light ...

Your car is basically a rolling computer network, and that little “check engine” light is the car begging you to read the error message. That’s why OBD2 scanners are having a moment. You plug a dongle ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. (iSeeCars) – A vehicle’s Check Engine light ...