I know you say it goes away with the belt off, but check your heat shields on the exhaust system, we see a lot of cars with strange rattling noise on acceleration that were traced to loose shields, and once secured, the sounds vanish.
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“Anything really new is invented only in one’s youth. Later, one becomes more experienced, more famous – and more stupid.” - Albert Einstein
Last edited by JFP in PA; 09-30-2011 at 02:15 PM.
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