2026 GMC Sierra 2500

Thank you for choosing Alpine Buick GMC South, this Coastal Dune 2026 GMC Sierra 2500HD AT4 is a great choice! Checkout the following: Transparent Pricing: At , what you see is what you pay. Customer-First Service: Our award-winning team treats you like family, backed by an excellent customer satisfaction rating. NOTABLE FEATURES AND OPTIONS YOU SHOULD KNOW ABOUT: EMISSIONS, COLORADO, CONNECTICUT, DELAWARE, MAINE, MARYLAND, MASSACHUSETTS, MINNESOTA, NEVADA, NEW JERSEY, NEW MEXICO, NEW YORK, OREGON, PENNSYLVANIA, RHODE ISLAND, VERMONT AND WASHINGTON STATE REQUIREMENTS, ENGINE, DURAMAX 6.6L TURBO-DIESEL V8, B20-DIESEL COMPATIBLE, TRANSMISSION, 10-SPEED AUTOMATIC, GVWR, 11,750 LBS. (5330 KG), REAR AXLE, 3.42 RATIO, WHEELS, 20 (50.8 CM) HIGH GLOSS BLACK ALUMINUM WHEELS, TIRES, LT275/65R20 ALL-TERRAIN, BLACKWALL, COASTAL DUNE, SEATS, FRONT BUCKET, JET BLACK WITH KALAHARI ACCENTS, PERFORATED FRONT LEATHER SEAT TRIM, AUDIO SYSTEM, 13.4 DIAGONAL PREMIUM GMC INFOTAINMENT SYSTEM WITH GOOGLE BUILT IN APPS SUCH AS NAVIGATION AND VOICE ASSISTANCE, AT4 PREMIUM PLUS PACKAGE, MAX TRAILERING PACKAGE, TECHNOLOGY PACKAGE, AT4 PREFERRED PACKAGE, ENGINE BLOCK HEATER, ALTERNATOR, 220 AMP, GOOSENECK / 5TH WHEEL PREP PACKAGE -- HITCH PLATFORM TO ACCEPT GOOSENECK OR 5TH WHEEL HITCH., EXHAUST BRAKE, SUNROOF, POWER, LPO, OFF-ROAD HIGH CLEARANCE STEPS, WINTER GRILLE COVER, LAMPS, SMOKED AMBER ROOF MARKER, (LED), LICENSE PLATE KIT, FRONT, INCANDESCENT LIGHTING, MULTICOLOR 15 DIAGONAL HEAD-UP DISPLAY, WINDOW, POWER, REAR SLIDING WITH REAR DEFOGGER, UNIVERSAL HOME REMOTE, REAR CAMERA MIRROR, DELETED MOBILE SERVICE PLUS. MAX TRAILERING PACKAGE 3500 HD FRAME, LEAF SPRINGS, 12 REAR AXLE, SHOCK PACKAGE, GOOSENECK/5TH WHEEL ($1,540 value)GVWR, 11,750 LBS. (5330 KG)Gooseneck/5th Wheel Prep PackageAT4 Premium Plus Package ($4,035 value)Power SunroofTechnology PackageOFF-ROAD HIGH CLEARANCE STEPS (DEALER INSTALLED)Preferred Equipment Group 4SBSiriusXM with 360L Trial SubscriptionWINDOWS, POWER FRONT, PASSENGER EXPRESS UP/DOWNDeep-Tinted GlassKeyless Open and StartRear Wheelhouse LinersRear Premium Floor Liners with Removable Carpet InsertFront Premium Floor Liners with Removable Carpet InsertPush Button StartREMOTE VEHICLE STARTElectric Rear-Window DefoggerFront Rain-Sensing WipersSpray-On Pickup Bedliner with GMC LogoCENTER CONSOLEGloss Black Header Grille and Grille Insert BarsSafety Alert SeatWireless ChargingHeated Driver and Front Outboard Passenger SeatsSEATS, HEATED SECOND ROW OUTBOARD SEATS120-VOLT BED-MOUNTED POWER OUTLET120-Volt Instrument Panel Power OutletSEATS, VENTILATED DRIVER AND FRONT PASSENGERManual Tilt-Wheel/telescoping Steering Column2-Speed Active Transfer CaseSierra HD Pro SafetyWireless Phone ProjectionProGrade Trailering SystemTrailer Cam Provisions and Trailer Viewing SoftwareUSB PORTSUSB PORTS2 Charge-Only Rear USB PortsUltrasonic Front and Rear Park AssistOnStar Services CapableLED Cargo Area LightingRear Cross Traffic AlertSteering Wheel Audio ControlsTrai