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3.8litter upper knocking noise when i first start it in the morning on 2007 Dodge Grand Caravan

it stopes after one minute it only has 65,000 miles on it and i use 10w30 oil every 3,000 miles.love the van but dodge messed this motor up.

Asked by for the 2007 Dodge Grand Caravan
could be piston slap...on newer vehicles, the pistons were made with a short side skirt causing them to have a bit of movement when cold. as long as it goes away, i would not worry about it.