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Re: 2009 C5500 Duramax 500,000 miles
Posted to HD/Fleet Forum on 12/17/2014 3 Replies

Jake we have two 2007s that just passed 700,000. I changed radiators at about 550,000 and one of them got a HPFP around 300,000. The company bought them when one was just under 300,000 and one was just over 300,000, so we don't know what the past history was o... Login to read more.

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