A vehicle’s Check Engine light can turn any car ride into a harrowing experience. As soon as the check engine light ...

My 2013 Subaru Outback recently freaked me out. Just out of the driveway, I noticed the “check engine” light was on, and the brake and cruise control lights were flashing. I eventually Googled these ...

In a recent column, you talked about how a vehicle’s emissions system monitors itself for leaks. And that if a gas cap is loose and lets vapors escape, that will turn on the check engine light. Well, ...