Why does my radiator have an overflow tube?
Why does my radiator have an overflow tube? If your overflow reservoir is the type with both the tube from the radiator and the overflow tube attached, then the two tubes have been switched. Another possibility - head gasket. But that’s after eliminating all the other cooling system problem possibilities. When you refill the reservoir, how long does it take to empty? Can a faulty radiator cap cause coolant to overflow? A faulty radiator cap can cause the coolant reservoir to overflow and overheating the vehicle’s engine system. If the radiator hoses are always transporting hot fluid, then the hoses...