The average car has around 30,000 parts and many fluids are used to keep them running properly. The most important fluids are motor oil, transmission fluid, brake fluid, washer fluid and coolant.

Most vehicles have coolant recovery systems. Some are pressurized and serve as the fill tank when you need to add coolant, but there are many vehicles still on the road that require you to add liquid ...

There are several situations when the coolant in your vehicle definitely should be changed: if you haven't changed it in a year or in the past 20,000 miles; if your vehicle constantly loses liquid in ...

Consumer Reports has no financial relationship with advertisers on this site. The coolant light glowing blue when you start your car is a warning that the engine isn’t yet up to its optimal running ...