The Radiator Coolant Tank is a simple but critical component. It manages the dynamic volume of coolant, purges air, and helps maintain system pressure. Regularly checking its level and condition is one of the easiest and most important forms of preventive maintenance to avoid costly engine overheating damage. Fitment: Kenworth T680 2013-2018 All Engine Kenworth T880 2014-2018 All Engine Peterbilt 579 2013-2021 All Engine Common Problems: .
