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What's this thing? And why does it sometimes buzz when I turn the key on? It is located on the passenger side wheel well under the hood...Also, what is the fitting that has nothing hooked to it?
Last edited by johnarahill; 11-27-2011 at 10:43 PM.
Reason: Left something out
Vaccum intake ? Or...exhaust ? If you're creating a vaccum reserve...you need to send the air out. Perhaps I shouldn't have slept through all those science classes...