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    2012 K3500 LML Speed Reduced Reset Issue

    Owned this Silverado Crew Cab since new, quite reliable until 2022, AC Delco Trans Module melted July 2022, local GM dealer had last GM one on shelf. History: - DEF tank replaced under emissions warranty in 2018. - Filled DEF tank July 2022 and substantially still full today. - Oct 2022 code...