Heavy duty diesel engines are designed for long hours and extreme loads, but even the toughest systems fail without early ...

Contaminants can tell you if you have any engine coolant leaking into the cylinders, and how well your engine air filter and oil filters are working. Second, you want to check your oil’s health, to ...

Engine temperature control depends on a constant flow of coolant through very hot metal parts. When that circulation falters, heat builds quickly and can destroy an engine in minutes. I see the water ...