Your truck is fine. All a DW will do is put more meat on the ground improving stopping and sway. I have a 2020 Denali 2500. I have a bit lees trailer but it tows great! These new trucks are beasts!
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Tony & Donna
2022 Montana HC, 295RL, Solar Flex 400, Onan 3600 LPG, 2K inverter, 200AH Lithium. 2020 GMC Denali 2500 6.6 Duramax, Demco 21K Auto Slide
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