GMC Logo2020 GMC Sierra 3500HD V (GMTT1XX) Regular Cab Long Bed: Modern truck interior with steering wheel, touchscreen, and dashboard controls

Interior view showcasing a modern truck dashboard with a digital instrument cluster, central touchscreen infotainment system, multifunction steering wheel, and well-organized controls and seats.

View Dimensions of the 2020 GMC Sierra 3500HD V (GMTT1XX) Regular Cab Long Bed

View 25 images of the 2020 GMC Sierra 3500HD V (GMTT1XX) Regular Cab Long Bed

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