What's the 2014 mercedes c250 coolant type?

Pentosin 1.5 liters blue concentrate coolant/antifreeze is a recommended option for the 2014 Mercedes c250. Replace coolant for the engine at 100,000 miles or ten years. Over time, engine coolant loses its anticorrosive properties and lubricating ability.Your radiator coolant can cause radiator corrosion, generating rust that You do not want in Your car's radiator or engine. Signs that an immediate radiator flush is necessary include coolant leaking underneath Your car and hearing a grinding engine noise. Other signs of a sick cooling system are if You smell antifreeze or if the car overheats too easily.