6.6L V8, Sierra 2500HD SLT, Crew Cab Pickup, 10-Speed Auto, 4WD. Thank you for choosing Holiday Buick GMC, this Summit White 2026 GMC Sierra 2500HD SLT is a great choice! Checkout the following: Transparent Pricing: At $77,837, 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, FEDERAL REQUIREMENTS, ENGINE, DURAMAX 6.6L TURBO-DIESEL V8, B20-DIESEL COMPATIBLE, TRANSMISSION, 10-SPEED Auto, GVWR, 11,350 LBS. (5148 KG), REAR AXLE, 3.42 RATIO, WHEELS, 20 (50.8 CM) BRIGHT FACE WHEELS, TIRES, LT275/65R20 ALL-TERRAIN, BLACKWALL, SUMMIT WHITE, SEATS, FRONT BUCKET, JET BLACK, PERFORATED LEATHER-APPOINTED FRONT OUTBOARD SEATING POSITIONS, AUDIO SYSTEM, 13.4 DIAGONAL PREMIUM GMC INFOTAINMENT SYSTEM WITH GOOGLE BUILT IN APPS SUCH AS NAVIGATION AND VOICE ASSISTANCE, SLT PREMIUM PACKAGE, X31 OFF-ROAD AND PROTECTION PACKAGE, SLT CONVENIENCE PACKAGE, SIERRA HD PRO SAFETY PLUS PACKAGE, SLT PREFERRED PACKAGE, X31 OFF-ROAD PACKAGE, SNOW PLOW PREP/CAMPER PACKAGE, ENGINE BLOCK HEATER, HILL DESCENT CONTROL, ALTERNATOR, 220 AMP, GOOSENECK / 5TH WHEEL PREP PACKAGE -- HITCH PLATFORM TO ACCEPT GOOSENECK OR 5TH WHEEL HITCH., SKID PLATES, EXHAUST BRAKE, ASSIST STEPS, CHROMED TUBULAR, 6 RECTANGULAR CAB LENGTH, BEDLINER, SPRAY-ON, PICKUP BEDLINER, LPO, FRONT AND REAR MOLDED SPLASH GUARDS, BLACK, WINTER GRILLE COVER, LAMPS, SMOKED AMBER ROOF MARKER, (LED), LICENSE PLATE KIT, FRONT, INCANDESCENT LIGHTING, 3 YEARS SIRIUSXM, BOSE SOUND SYSTEM, PREMIUM 7-SPEAKER SYSTEM WITH RICHBASS WOOFER, SEATS, VENTILATED DRIVER AND FRONT PASSENGER, SEATS, HEATED SECOND ROW OUTBOARD SEATS, CENTER CONSOLE, FLOOR-MOUNTED, LPO, ALL-WEATHER FLOOR LINER, 1ST AND 2ND ROWS, WINDOW, POWER, REAR SLIDING WITH REAR DEFOGGER, ADAPTIVE CRUISE CONTROL, UNIVERSAL HOME REMOTE, WIRELESS CHARGING, USB PORTS, 2, CHARGE/DATA PORTS, FRONT AND REAR PARK ASSIST, ULTRASONIC, HD SURROUND VISION, BED VIEW CAMERA, CAMERA IN THE CHMSL TO SHOW A VIEW OF THE CARGO BED, TRAILER CAMERA PROVISIONS AND TRAILER VIEWING SOFTWARE, REAR CROSS TRAFFIC ALERT, TRAILER SIDE BLIND ZONE ALERT, SAFETY ALERT SEATSLT Convenience PackageFront Bucket SeatsWireless ChargingVentilated Driver and Front Passenger SeatsLED Smoked Amber Roof Marker Lamps2 Charge/data USB Ports Inside Center ConsoleBose Premium 7-Speaker Sound SystemSLT Premium Package ($4,495 value)6 Rectangular Chromed Tubular Assist StepsSpray-On Pickup Bedliner with GMC LogoX31 Off-Road and Protection Package ($1,935 value)Spray-On Pickup Bedliner with GMC Logo20 Bright Face Wheels with Dark Painted PocketsLT275/65R20 AT BW TiresAll-Weather Floor LinersX31 Off-Road PackageHill Descent ControlSkid PlatesOff-Road SuspensionPreferred Equipment Group 4SASiriusXM with 360L Trial SubscriptionPower Front Passenger Windows with Express Up/downDeep-Tinted GlassKeyless Open and StartRear Wheelhouse LinersPush Button StartRemote Vehicle Starter SystemElectric Rear-Window DefoggerFront Rain-Sensing WipersChrome Surround Grille with Chrome Insert BarsHeated Driver and Front Outboard Passenger Seats120-Volt Bed Mounted Power Outlet120-Volt Instrument Panel Power OutletMan Tilt-Wheel/telescoping Steering Column2-Speed Active Transfer CaseSierra HD Pro SafetyWireless Phone ProjectionProGrade Trailering System2 Charge-Only Rear USB Ports2 Charge/data USB PortsOnStar Services CapableLED Cargo Area LightingSteering Wheel Audio Controls6-Speaker Audio System FeatureUnauthorized Entry Theft-Deterrent SystemSLT Preferred PackagePower Sliding Rear Window with DefoggerHeated 2nd Row Outboard SeatsAdaptive Cruise ControlUniversal Home RemoteSnow Plow Prep/camper Package ($530 value)220-Amp AlternatorSkid PlatesSierra HD Pro Safety Plus PackageSafety Alert SeatTrailer Cam Provisions and Trailer Viewing SoftwareUltrasonic Front and Rear Park AssistRear Cross Traffic AlertTrailer Side Blind Zone AlertHD Surround VisionBed View Camera with Two Trailer Camera ProvisionsConvenience This intelligent cruise control system maintains a preset following distance behind another vehicle, Autoally braking or accelerating as required.Safety and Security The vehicle is equipped with a system that senses, and then prepares, the vehicle and/or occupants, for an impending forward collision. The vehicle constantly monitors the roadway in front of the vehicle and identifies and tracks pedestrians on an interior display. If the system determines a likely impact, it will Autoally take preventative steps to avoid hitting the pedestrian. The vehicle is equipped with a camera that displays an image of the area behind the vehicle on an interior display. Brake assist senses panic braking from the speed of the brake pedal's travel and applies all available power brake boost.Technology and Telematics Apple CarPlay/Android Auto smart device wireless mirroring Mobile devices can wirelessly connect to the internet through the vehicle's private mobile network. At Holiday Buick GMC, we’re here to Serve you! Our staff is 100% dedicated to customer satisfaction and we understand that you need clear, transparent information throughout the car buying process. With our live market pricing philosophy, we offer the right cars at the right price, and the transparency to back it up!