Contact Legacy Buick GMC today for information on dozens of vehicles like this 2025 GMC Sierra 3500HD Denali. This GMC includes: PO, HARD FOLDING TRUCK BED COVER BY REALTRUCK ADVANTAGE Pickup Bed Tonneau Cover ASSIST STEPS, POWER-RETRACTABLE Power Retractable Running Boards Running Boards/Side Steps GOOSENECK / 5TH WHEEL PREP PACKAGE Tow Hitch TRANSMISSION, ALLISON 10-SPEED AUTOMATIC A/T 10-Speed A/T ALTERNATORS, DUAL, 220-AMPS PRIMARY, 170-AMPS AUXILIARY GVWR, 12,100 LBS ENGINE, DURAMAX 6.6L TURBO-DIESEL V8, B20-DIESEL COMPATIBLE Diesel Fuel 8 Cylinder Engine Turbocharged DENALI RESERVE PACKAGE Generic Sun/Moonroof Sun/Moonroof DOWNPOUR METALLIC LPO, HITCH PACKAGE Tow Hitch *Note - For third party subscriptions or services, please contact the dealer for more information.* Pull up in the vehicle and the valet will want to parked on the front row. This GMC Sierra 3500HD Denali is the vehicle others dream to own. Don't miss your chance to make it your new ride. No matter the terrain or weather, you'll drive at ease in this 4WD-equipped vehicle. With exceptional safety features and superb handling, this 4WD was engineered with excellence in mind. This vehicle won't last long, take it home today. Dealer Disclosure: Prices do not include state and local tax, title, license, notarial fees, convenience fees, documentary fees, and any finance charges. All prices, specifications and availability subject to change without notice. Contact dealer for most current information .Not available with special finance, lease and some other offers.