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  1. M

    New with a 2005 2500hd 6.6

    New to the forum and to diesels. I'm looking to buy a boat this spring and needed something bigger than my 1500 to pull it. So I went out and bought a 2005 2500hd with the 6.6 turbo and 135k miles. After driving for 4 days and noticing I was losing antifreeze through the overflow tube. Long...