What is your question?
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What is your question?
not leaking underneath vehicle either
What makes this problem better or worse?
hear it while driving today after filling reserve coolant tank last night
How long has your 2013 GMC Acadia had this problem?
just today after filling reserve coolant tank
1 Reply
Hello, has there been any other repair work performed recently? If your cooling system is low in coolant -- and no other work has been performed, then a pressure test of the cooling system is needed to see where it may be going.