How does the coolant in the resivour enter the system
4 Answers
through the little rubber hose-
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The reservoir should never be empty. There is a cold level line and a hot level line. Do as Jim said and fill the radiator to the top when cold and then add fluid to the reservoir cold line.
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Guru9DTTVH answered 4 years ago
Does the car have to be running to add antifreeze to the radiator of a 2008 g6