knocking noise in exhaust
On my 2006 Newmar work horse Mountain Aire with the 8.1 engine we have developed noise in the passenger side exhaust that sounds like something metal banging on the exhaust pipe. I have checked the e...
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Ditto on cat converter. It is starting to break loose internally. It can come loose and restrict the exhaust flow causing burned valves. Don't wait to get it replaced.
