Contact Legacy Buick GMC today for information on dozens of vehicles like this 2025 GMC Sierra 2500HD Denali. This GMC includes: GOOSENECK / 5TH WHEEL PREP PACKAGE GVWR, 11,350 LBS ENGINE, DURAMAX 6.6L TURBO-DIESEL V8, B20-DIESEL COMPATIBLE Diesel Fuel 8 Cylinder Engine Turbocharged TRANSMISSION, ALLISON 10-SPEED AUTOMATIC A/T 10-Speed A/T ALTERNATORS, DUAL, 220-AMPS PRIMARY, 170-AMPS AUXILIARY LPO, HARD FOLDING TRUCK BED COVER BY REALTRUCK ADVANTAGE Pickup Bed Tonneau Cover LPO, HITCH PACKAGE Tow Hitch STERLING METALLIC LPO, BODY COLOR WHEEL ARCH MOLDINGS DENALI RESERVE PACKAGE Generic Sun/Moonroof Sun/Moonroof *Note - For third party subscriptions or services, please contact the dealer for more information.* Today's luxury vehicle is not just about opulence. It's about a perfect balance of performance, comfort and attention to detail. This 2025 GMC Sierra 2500HD Denali is the perfect example of the modern luxury. Equipped with 4WD, this GMC Sierra 2500HD Denali gives you added confidence to tackle the surface of any path you take. You can finally stop searching... You've found the one you've been looking for. 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.