Elizabeth Nelson, coolant program manager at Polaris Laboratories, a fluid-analysis company in Indianapolis, Ind., tells a story that would strike fear into the heart of any fleet manager. A class-8 ...

As The Turtle Expedition made final preparations for our Trans-Siberian Expedition, we knew we would be driving and camping in temperatures below -85 degrees Fahrenheit. That's 117 degrees below ...

As an engineering professor for more than 40 years, my father often told me that the only difference between a difficult problem and an easy one is knowing the correct answer. While that axiom can be ...

Diesel engines typically have beefier, more robust cooling components to keep the motor cool in varying conditions. Modern diesels operate at a higher compression ratio, which makes their combustion ...

A heavy-duty truck’s cooling system is primarily designed to prevent the engine from overheating. Secondary tasks are to provide heat to the cab and, in some cases, the trailer. Today, cooling systems ...