What causes a car to overheat with no coolant?
What causes a car to overheat with no coolant? A radiator cap that can’t redirect hot coolant to the overflow reservoir can also cause the radiator hose to collapse. In particularly bad instances, your hoses might even explode. Having a collapsed or blown out hose of course cuts off the flow of coolant to your hot engine, thus causing overheating. Can a busted radiator cap cause a car to overheat? As detailed in our radiator cap article, a busted one cannot hold pressure thus coolant cannot effectively travel around your engine’s cooling system. For that matter, a leaky cap will...