On a bitter morning, the urge to crank the heater and let a frozen car […] ...

On the coldest mornings, the old advice still echoes on driveways and in parking lots: start the car, let it idle, and only ...

Arizona, like much of the country, is experiencing a cold snap, unusually low temperatures that affect not only people, but their vehicles as well. And in Phoenix, where cold weather is less common, ...

It's a big day. You've finally installed that lumpy cam in your big-block street-stormer, and you're ready for the testdrive. The cam's all broken in, the timing and ...

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 ...