Bad Radiator Symptoms This article answers questions on bad radiator symptoms, what a radiator does, what happens when my car overheats, and what you should do. What are bad radiator symptoms?  Coolant leaks Low coolant levels Low Coolant Light Thick Sludge Like Coolant Steam from under the hood High-temperature gauge Rusty Coolant Hot Radiator Hose … Continue reading Bad Radiator Symptoms