Sierra Heavy Duty’s available Duramax 6.6L Turbo-Diesel V8 engine features an efficient turbocharger and Allison 10-speed automatic transmission. Sierra HD Denali’s standard 6.6L V8 gas engine is paired with the Allison 10-speed automatic transmission, to help optimize power, torque and efficiency.

GMC’s legendary available Duramax diesel engine and Allison automatic transmission continue to offer the ultimate in pulling power. The 6.6L Duramax Turbo-Diesel V8 delivers an impressive 470 hp and 975 lb.-ft. of torque.

Find the best GMC Sierra 2500HD Denali for sale near you. Every used car for sale comes with a free CARFAX Report. We have 1,401 GMC Sierra 2500HD Denali vehicles for sale that are reported accident free, 1,064 1-Owner cars, and 1,192 personal use cars.

Save $12,104 on a used GMC Sierra 2500HD Denali near you. Search over 21,200 listings to find the best local deals. We analyze millions of used cars daily.

Find the best used 2024 GMC Sierra 2500HD Denali near you. Every used car for sale comes with a free CARFAX Report. We have 451 2024 GMC Sierra 2500HD Denali vehicles for sale that are reported accident free, 373 1-Owner cars, and 295 personal use cars.

Find the best GMC Sierra 3500HD Denali for sale near you. Every used car for sale comes with a free CARFAX Report. We have 926 GMC Sierra 3500HD Denali vehicles for sale that are reported accident free, 635 1-Owner cars, and 673 personal use cars.

2024年11月25日 · GMC New Sierra/Denali 3500 HD New Features: (5SB) Denali Ultimate trim (L5P) 6.6L Duramax Turbo-Diesel, updated to 470 horsepower and 975 lb.-ft. of torque (L8T) 6.6L gas engine is also now coupled with the (MKM) 10-speed Allison transmission Redesigned interiors on (3SA) SLE and (4SA) SLT trims

Duramax 6.6L Turbo-Diesel V8 engine with Allison 10-speed automatic transmission; Signature Vader Chrome grille and exclusive 20" Ultra-Bright machined aluminum wheels with gloss-black inserts * Exclusive Alpine Umber interior featuring full-grain leather seating, authentic open-pore Paldao wood and 16-way power front seats with massage feature

2023年12月18日 · Are You Sure That's a Diesel? A refreshed 6.6-liter Duramax V-8 turbo diesel is standard for Denali Ultimate, but its 470 hp and 975 lb-ft of torque still don't match the top diesel engines...

2022年5月30日 · GMC also updated the Yukon Denali's instrument cluster—it's now a reconfigurable 12.0-inch digital screen that pairs with a 15.0-inch head-up display. The Yukon XL Denali is available with two...