Engine coolant is a critical fluid that is essential for the optimal performance of engines in motor vehicles. Several studies have reported that, behind lubrication failure, a major cause of engine ...

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 ...

”In an ideal world, in which no one ever touched the coolant and the vehicle never leaked, a high-quality extended-life coolant would be virtually maintenance-free. But this is not an ideal ...

Coolants are the least understood fluid in a heavy duty truck engine today. But a little attention to them can avert serious problems for your fleet. Photos: Prestone If you’re a maintenance manager ...

Because heavy-duty diesel engines have to do tough jobs, sometimes in tough environments, providing them with quality protection is a must to maintain optimal performance. The continued evolution of ...

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 ...

Let's face it, most engine additives don't really improve performances. If you want to try one that does, here's what you ...

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 ...

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 ...

Prestone Command Supplemental Coolant Additive is formulated to protect coolant systems from corrosion by replenishing inhibitors, prevent rust and scale buildup and control pH balance with chemical ...

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 ...