Diesel engines are torquey and efficient powerhouses capable of outlasting a comparable gas engine. But despite their robust build quality and beefier internals, there are things to avoid if you have ...

When you’re picking up a friend, waiting inside your car by the curb, what’s the most efficient thing to do? Does it take more gas to start a car or leave it running? It was previously believed that ...

You fire up the remote start, watch the exhaust plume through the window, and wait. Five minutes. Ten. Fifteen. By the time ...

Volvo Trucks has introduced a new generation of its I-Roll technology. The upgrades adds new engine stop/start functionality. Volvo said the technology is a world first in the heavy-duty truck ...