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At idle have exhaust fumes coming thru aircondition system

(2004 Lincoln LS)
in Sun City, AZ on April 11, 2009
Was told it was the PVC hosing on top of engine...replaced...after 2 weeks same problem. Was also told the head gasket was NOT leaking. Smells like oil burning!
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Popular Answer
on April 11, 2009
Check for oil leaking onto the exhaust system. Check the valve cover gaskets, as these are right above the exhaust manifolds

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