How To Diagnose A Bad Or Failing Radiator Hose
Your car has two coolant hoses-- the upper hose attaches from the top of the radiator to the top of the engine and the lower hose attaches from the bottom of the radiator to the water pump.
These small parts carry coolant to and from the engine to keep the engine at the optimal temperature, and to help prevent overheating.
Your radiator hoses are an integral part of your car’s cooling system. If you suspect either radiator hose is failing, watch for the following symptoms: