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 ...

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 ...

The following was published in CCJ's Equipment Maintenance Toolkit, 8th edition, sponsored by Valvoline Heavy Duty. CCJ's Equipment Maintenance Toolkit is a complementary industry resource, courtesy ...

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 ...

When an internal combustion engine burns fuel, heat is created at temperatures as high as 4000°F (2200°C). This heat must be removed by some form of cooling. The two most common ways to dissipate heat ...

”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 ...

Many drivers wonder if red coolant is better than green, especially with so many options on the market. Red coolant generally ...

Temperatures across the U.S. are tumbling, and the temperature swing can be a lot for a truck's components to handle, especially the coolant system. For most of at least the last six months, the ...