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, ...

If you should discover that your coolant is mixing with your engine oil, you have a major problem. While your motor oil and coolant are both essential to the proper operation of your vehicle's engine, ...

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 ...

Few situations can rival the frustration of finding yourself on a desolate road in the middle of nowhere with an overheating engine. You pull over as soon as you notice the gauge leaning dramatically ...

Overheating, strange smells, and gurgling noises can signal your coolant is failing. Find out when to flush it, and protect ...

Editor’s note: This article was last updated on May 30, 2021. It has been reviewed by Cars.com Senior News Editor Jennifer Harrington and is still accurate. Though coolant and antifreeze are often ...