Signs Indicating Failed Radiator Coolant Overflow Tank in Car

The temperature of the coolant in your car are generally increased when it absorbs the heat from the engine. Throughout the process, the pressure of the coolant gets higher than the pressure cap and need to capture the coolant for preventing the leakage. So, to capture the excess coolant produced from the radiator, every car has a radiator coolant overflow tank. But when the radiator coolant overflow tank is failed, you will notice the signs defined in the following video.
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