While it’s normal for a car to be idling high when it’s first started, if the idle doesn’t drop to normal after a minute or two, something’s probably wrong. That initial temporary high idle, which is ...

You might be relying heavily on your engine hours and overall mileage to determine when to perform maintenance, but you should pay attention to idle hours, too.

We may receive a commission on purchases made from links. Car engines derive power from thousands of miniature explosions contained within their cylinders every minute. We quickly become accustomed to ...

You may have noticed that diesel drivers tend to idle their engines after driving, typically when finishing a journey, instead of switching off the engine immediately. This action may seem lazy or ...

A truck idles when its engine runs without moving the vehicle. Trucks idle regularly throughout the course of a haul, and more than one million long-haul heavy-duty trucks idle during rest periods ...