In liquid-cooled cars, a thermostat is a valve that regulates the flow of coolant to keep things running safely within your engine's correct operating temperature range. Watch your car's temperature ...

Several components in your car hold coolant, often called antifreeze, and any of them can get a hole or develop a leak. If your car loses too much coolant, its engine could overheat. Coolant is also ...

The radiator is a key component of the cooling system whose main responsibility is to cool the mixture of antifreeze and water that circulates throughout the engine. Related: What Is Coolant and Is It ...