Anyone remotely familiar with diesel engines understands the importance of oil and coolant, as they are the lifeblood of the powerplant. Oil lubricates, water cools—and one without the other typically ...

Checking up on your coolant is easy to forget, but an engine’s coolant is just as important as oil when it comes to your car. Coolant does raises the boiling point of the cooling system in summer, ...

As engines get very hot, coolant helps distribute heat to help prevent overheating and engine damage. It also adds antifreeze protection and acts as a lubricant for some of the engine’s components. If ...

Taking care of your engine is always a top priority. If not done correctly, it could lead to worse overall performance, make your car undrivable, and lead to a costly trip to the auto shop. While ...

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 ...

Coolant is an essential liquid for internal combustion engines, but it doesn't last forever. Here's how long an open bottle will remain fresh.

The need for marine engines to run on a clean source of fresh water is common. Saltwater boaters should regularly flush their engines with fresh water to stave off internal corrosion. Also, the ...