12-23-2014, 11:43 PM
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#171 (permalink)
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Batman Junior
Join Date: Nov 2007
Location: 1000 Islands, Ontario, Canada
Posts: 22,534
Thanks: 4,082
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Check your plugs & exhaust for soot? If you have a minor exhaust leak it can hurt MPG without setting the check engine light. Happened to me once (though it was so severe, I knew something was wrong right away).
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