Sierra 2500

Denali

Spider

AWD4WD

8-Cylinder Turbo

Diesel

White Frost Tricoat 2025 GMC Sierra 2500HD Denali 4WD 10-Speed Automatic Duramax 6.6L V8 Turbodiesel 10-Speed Automatic, 4WD, Jet Black Leather.<br><br>GMC Dealership Serving Boulder, CO Drivers Mike Maroone GMC GMC Sales, Service, and Parts in Boulder, CO If you have been longing to get into a new GMC close to Boulder, CO, then right now is an ideal opportunity to find your next auto at a low cost, here at Mike Maroone GMC. Enjoy Free Delivery anywhere in Colorado. Our GMC Truck line is headed by the Sierra 1500, 2500 and 3500, each new GMC model can be found here at our Boulder, CO dealership. Discover your new GMC in Boulder now for a test spin of your dream car. Price includes: $1000 - Buick &amp; GMC Consumer Cash Program. Exp. 01/02/2026 $1000 - GM Bonus Cash. Exp. 01/02/2026

New 2025 GMC Sierra 2500 Denali w/ Technology Package

New 2025 GMC Sierra 2500 Denali w/ Technology Package Boulder CO 80301

Technology Package

Gooseneck/5th Wheel Prep Package

LPO, Hitch Package

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Mike Maroone Buick GMC

 for sale near you in Boulder, CO. Get more information and car pricing for this vehicle on Autotrader.

New 2025 GMC Sierra 2500 Denali w/ Technology Package for sale in Boulder, CO 80301: Truck Details - 728944610 - Autotrader

New 2025 GMC Sierra 2500

w/ Technology Package Denali