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blown head gasket
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  1. NF (2006-2010) Sonata
    My 2009 sonata GLS 2.4 l is using coolant after the radiator cracked and I repaired the radiator & it now it boils the coolant backup through the reservoir to the point where it pushes it out the overflow tube I'm really hoping it's not a blown head gasket Could you some input if anybody else is...
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