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2010 . Had oil leak in plugs, knew gaskets were bad . Changed gaskets , plugs . Coil packs, went from 28 mpg to 28.7 mpg
Note!! When finding out plugs were submerged in oil #3#4 cylinders , cleaned it all up , cleaned plugs , coil packs, changed position of where plugs and coil packs were , to get home from Indiana. It went from 28 mpg to an amazing 34 mpg . Help explain??any information is better than none . Help
 
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