This 2015 GMC Sierra 2500HD Denali delivers serious capability with its Duramax 6.6L V8 Turbodiesel engine paired to an Allison 1000 6-Speed Automatic transmission and 4WD. Finished in black with the premium Denali trim, this truck combines work-ready performance with luxury appointments. With substantial towing provisions and premium comfort features, this Sierra is ready for both demanding jobs and refined daily driving. Key Features: - Duramax 6.6L V8 Turbodiesel with Allison 1000 6-Speed Automatic - Power sunroof and power-adjustable heated outside mirrors - Navigation system with 8" multi-color driver information display - Heated and cooled front bucket seats with perforated leather trim - Heavy-duty trailering equipment with camper and fifth-wheel provisions - Off-road suspension package with hill descent control - Driver alert package and Z71 chrome fender emblems - Smoked amber roof marker lamps and chrome door handles - OnStar 4G LTE Wi-Fi hotspot and remote vehicle starter - Dual-zone automatic climate control with rear window defogger This truck combines the toughness you need with the luxury you deserve. The combination of advanced towing capabilities, premium interior appointments, and modern technology makes this Sierra 2500HD an excellent choice for those who demand both performance and sophistication. Visit us today to experience this exceptional Denali firsthand and see why it stands out in the heavy-duty truck market.
We found 1 local and 1 nationwide priced matches. At least five comparable units are required before showing a deal score.
Adjust the assumptions without submitting personal information.
Estimate only. Excludes taxes, title, registration, dealer fees, add-ons, insurance, and lender requirements. RidesMarket is not a lender.
Equipment is supplied by the dealer. Confirm installed options on the dealer listing or window sticker.
Live GMC Sierra 2500 HD units from approved dealer inventory.






Comparison counts use current approved inventory. Taxes, fees, incentives, vehicle history, and equipment can affect actual value.