Price Includes:$1000 - Buick & GMC Consumer Cash Program. Exp. 06/30/2026 Sierra 2500HD AAT4, 10-Speed Automatic, 4WD, Coastal Dune, Jet Black w/Kalahari Accents w/Perforated Leather-Appointed Front Seat Trim, Alloy wheels, AT4 Preferred Package, AT4 Premium Plus Package, Black Badging Package, Black GMC Emblems, Black Sierra Nameplates, Gooseneck/5th Wheel Prep Package, Inside Rearview Auo-Dimming Rear Camera Mirror, LED Smoked Amber Roof Marker Lamps, Max Trailering Package, Multicolor 15 Diagonal Head-Up Display, Perforated Leather-Appointed Front Seat Trim, Power Sliding Rear Window with Defogger, Power Sunroof, Premium audio system: Premium GMC Infotainment System, Radio: AM/FM Stereo with Premium GMC Infotainment System, Technology Package, Universal Home Remote.2026 GMC Sierra 2500HD AT4 4WD 10-Speed Automatic Duramax 6.6L V8 Turbodiesel Coastal DuneDealer Discount of $3,782 off MSRP - Dealer discount available to everyone.