Tip: Many vehicles have a pressurized coolant recovery system called an expansion tank that makes opening the radiator unnecessary. These systems are considered "sealed" because the safety pressure ...

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 ...

CARS.COM — When is the right time to change your engine coolant? For some vehicles, you’re advised to change the coolant every 30,000 miles. For others, changing it isn’t even on the maintenance ...