Aging plastic components in the cooling system—including the connecting pipes to the radiator—can fail unexpectedly.Google+
Car Problem Reports
Volkswagen EuroVan Aging plastic components in cooling system may fail unexpectedly
Volkswagen EuroVan Problem
Visitor, 1999 Volkswagen EuroVan, 72,400 mi
catastrophic failure of driver side fan blew debris into passenger side fan resulting in second fan failure and destruction of radiator, hoses and sensors.