In some areas, it is illegal to leave your car running with the key in it unattended. Are you breaking the law?

That old habit of letting your car idle for five or ten minutes in the driveway on a cold morning feels caring, but modern engines don’t see it that way. Thanks to fuel injection and thin synthetic ...

Oh boy, we're stuck in traffic. People are honking, the lane next to you seems to go by faster, and you know if you merge, it'll suddenly slow down. At least we're in a car. The engine idling for a ...

When it comes to whether you need to idle your car before driving, there is a vast gap between what the U.S. government advises and what many people think you should do. Here’s what the Department of ...

CLEVELAND — It’s a morning habit we all have during the winter months: we grab our coffee, pull on a coat, start the car and let it idle while we finish getting ready. The goal is to warm it up. A ...

It's easy to assume overheating is a result of long road trips or summer heatwaves, but when your engine gets too hot while idling, it's usually a sign of something deeper that needs immediate ...

When you were first learning how to drive a car, did you receive a particular warning from your instructor, or perhaps a ...

It's cold outside and you're running late. Is it OK to just start your car and go, or should you wait for the engine to warm up a bit before hitting the road? This winter, I've often found myself in ...