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 ...

Cold winter mornings often prompt drivers to start their cars and let them idle before driving. This practice stems from decades-old advice that once made perfect sense for older vehicles with ...

Why does my 1994 Mazda 929’s engine intermittently rev or surge when I first start it? This could be something to do with the engine’s idle-air control valve which plays an important role in making ...

When you were first learning how to drive a car, did you receive a particular warning from your instructor, or perhaps a friend or familiar member? Specifically, did they warn you not to leave your ...

Once upon a time, it was considered good practice to warm up your engine by letting it idle for a little while before setting off. These days, however, people tend to just jump in the car and go. Is ...

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 ...