Coolant is a 50/50 combination of water and antifreeze. Like motor oil, coolant flows through internal combustion engines to absorb and remove heat, prevent corrosion, and help the motor function at ...

Are you confused by coolant colors? You are not alone. Almost all of the antifreeze/coolant sold is made from about 95 percent ethylene glycol. So why do they vary so much in color? Different additive ...

The antifreeze – or coolant – in the engine of your petrol-powered vehicle is somewhat like the air humans breathe. It’s taken for granted until there isn’t any, then bad things happen. Engines seize, ...

Antifreeze plays a crucial role in regulating your vehicle's engine temperature, preventing overheating in the summer and freezing in the winter. But if you've ever browsed the automotive aisle, ...

To put it lightly, being a car owner can be quite a time-consuming effort. Not only do you have to stick with routine upkeep efforts — and avoid the common maintenance mistakes that will make your car ...

Many engine failures can be chalked up to cooling problems. Engine coolant plays a vital part in keeping your engine running in top shape (and just running period) and prolonging the life of the ...

We may receive a commission on purchases made from links. Many products come in a range of shapes and sizes, but antifreeze is a liquid, which doesn't exactly have a shape or size. However, antifreeze ...

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 ...

It's 2002. Do you know where your corrosion inhibitors are? Some folks take the yawn approach to what goes on between consenting chemicals in the steamy privacy of a car's cooling system. Not me. And ...

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 ...