Oil and coolant are like your blood and your sweat, respectively, and they have to work together to keep you alive, explains Dave Tingey, senior data analyst with Polaris Laboratories. "If your body ...

Newer engine coolant may be designed to provide freeze protection and water-pump lubrication for up to 10 years, but this doesn’t help guard your vehicle’s engine against contamination-related ...

Understand the difference between coolants, and how to look for problems. Coolant (sometimes referred to as antifreeze or radiator fluid) is used to regulate your engine temperature and prevent it ...

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.

Q I have a 2002 Olds Alero with the V6 engine. Recently I noticed that coolant is leaking. I have been told it is a slow leak from the intake gasket. My mechanic recommended that I get the leak fixed ...

Any time you have oil mixing with coolant, you have a pretty major problem on your hands. In the case of your Territory, it could be that the head gasket has failed, allowing the two fluids to mix, ...