2020 GMC Sierra 2500HD Overview
The 2020 GMC Sierra 2500HD is a heavy-duty, full-size pickup truck with a maximum payload/towing capacity of 3,563/18,500 pounds. It is offered in regular, double, or crew cab body styles. Regular or long bed lengths are available. Regular cab models only come in the long bed.
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Four trim levels are available: Base, SLE, SLT, and Denali.