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 ...

The best advice for maintaining heavy-duty-diesel cooling systems has not changed: 1) follow the engine/vehicle manufacturer’s antifreeze recommendation; 2) use deionized water to dilute antifreeze in ...

Coolant is generally the most neglected fluid on a truck, and it leads to significant woes downstream. In fact, Lawrence Wong, product technical specialist for Chevron Lubricants, said about 40% of ...

Cavitation erosion or liner pitting is caused by air in the cooling system, and is aggravated by liner vibration. Bubbles implode violently, removing a little metal as they do so. Although it’s often ...

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 ...

LAKE FOREST, Ill. — Prestone is now offering a new heavy-duty test kit, test strips and refractometer to help fleets better manage their antifreeze/coolant system. “These new Prestone Command ...

Responsible car ownership means checking your fluid levels at least once or twice a month. If you are a first-time diesel engine owner, you may wonder if it's safe to use regular coolant in your ...

Prestone Products Corp. announced it has heavy-duty test kits, test strips and a refractometer for antifreeze/coolant analysis, offering convenience in checking the status of protective fluids.

Proper cooling is critical to any engine. Without some way to remove the heat created during the combustion process, the engine will quickly become a lump of scrap metal. But today's coolants provide ...