2024 Gmc Sierra 2024 Hd Denali. View local inventory and get a quote from a dealer.  — the refreshed 2024 gmc sierra hd was unveiled in 2022 with a long list of updates and changes over the preceding 2023 model year, including new styling, a new.

(photo/gmc) for hauling, the denali ultimate comes standard with the 6.6l duramax diesel engine.  — more power & torque for duramax diesel.