2025 Gmc Yukon Denali Diesel Specs. Research the 2025 gmc yukon at cars.com and find specs, pricing, mpg, safety data, photos, videos, reviews and local inventory. We've tested a sierra 2500hd denali with the diesel engine, which returned 17 mpg on the highway.
Research the 2025 gmc yukon at cars.com and find specs, pricing, mpg, safety data, photos, videos, reviews and local inventory. View all vehicles > diesel lineup > certified used vehicles > current offers > view inventory > shop online > view all vehicles diesel lineup.