2024 GMC Sierra Denali Ultimate 1500 Crew Cab Short Box. Photo: GMC
GMC’s best-selling light-duty truck, with the top-end Denali trim leading the way. For 2024, the rugged Sierra AT4X now gets the 3.0L Duramax turbo diesel engine as standard.
GMC rolls out the ultraluxe Denali Ultimate & premium off-road Sierra AT4X for the first time - here's a look inside the new pair of 2022 Sierra pickups and what to expect.