2024 Gmc At4 Hd Denali. From its impressive trailering capabilities, interior tech, and powerful performance, the 2500 hd and 3500. Select a 2024 gmc sierra at4 and at4x hd to view feature and capability specs on the official site.

13.4 diagonal center touchscreen and 12.3 diagonal driver. The 2024 gmc sierra hd denali ultimate, refreshed for the 2024 model year, is gmc’s most premium, luxurious and technologically advanced truck yet.