Techs,

This Regal 3.1 . Has a Popping noise in the exhaust on decel. Can't duplicate it on the road . In the Bay, hold it at 3000 rpm and let off. On the way down to idle, she will make a loud POP in the exhaust manifold (NOT the muffler) , and shake the engi...

FIX posted 8/2/2006

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