Sierra 3500

Spider

AWD4WD

8-Cylinder Turbo

Diesel

Summit White 2025 GMC Sierra 3500HD Pro 4WD 10-Speed Automatic Duramax 6.6L V8 Turbodiesel 10-Speed Automatic, 4WD, Black Cloth.<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

New 2025 GMC Sierra 3500 Pro

New 2025 GMC Sierra 3500 Pro Boulder CO 80301

Gooseneck/5TH Wheel Prep Package

Convenience Package

Snow Plow Prep/Camper Package

Finance with Mike Maroone Buick GMC

Kelley Blue Book℠ Instant Cash Offer

Credit Report

Good drivers save more

Automatic

Mike Maroone Buick GMC

New York

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

New 2025 GMC Sierra 3500 Pro for sale in Boulder, CO 80301: Truck Details - 751933059 - Autotrader