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    Back In A Duramax and New To This Forum

    Hello everyone! The first Duramax I owned was a new 2011 Chevrolet 2500HD LML. I owned it from new until I traded it in back in 2019 for a gas 1/2 Ton. I never quite felt at home with the dreaded CP4 in my LML as the years progressed and eventually traded it in before I got around to doing a...