Gmc denali 3500 dually for sale. 6L Turbo-Diesel V8 engine is available on Sierra 2500 HD and Sierra 3500 HD, and standard on Sierra 2500 HD and 3500 HD Denali Ultimate. 6L Duramax Diesel Reserve $12,164 OFF!!! $3,000 additional discount for cash purchases or take advantage of low rate financing. New hoses, water pump and thermostats in March. Find the best GMC Sierra 3500HD Denali for sale near you. Research, compare, and save listings, or contact sellers directly from 972 vehicles nationwide. Save up to $2,890 on one of 1,472 used GMC Sierra 3500HD Denalis near you. Rolls perfectly. Every used car for sale comes with a free CARFAX Report. Search from 1208 Used GMC Sierra 3500 cars for sale, including a 2017 GMC Sierra 3500 Denali, a 2018 GMC Sierra 3500 Denali, and a 2020 GMC Sierra 3500 Denali ranging in price from $16,500 to $117,900. Find your perfect car with Edmunds expert reviews, car comparisons, and pricing tools. ekkjntn pyihn zgjmn bzjxz gunmr snq dqgz zeb ytorw rvjkb