6.6L V8, Sierra 2500HD SLE, Extended Cab Pickup, 10-Speed Auto, 4WD. Thank you for choosing Holiday Buick GMC, this SUMMIT WHITE 2026 GMC Sierra 2500HD SLE is a great choice! Checkout the following: 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:SLE CONVENIENCE PACKAGE * DUAL-ZONE CLIMATE CONTROL * 10-WAY POWER DRIVER SEAT * Man TILT AND TELESCOPING STEERING COLUMN * LED FOG LAMPS * LED ROO ($915 value)10-WAY POWER DRIVER SEAT INCLUDING LUMBARA/C with Dual-Zone Auto Climate ControlSTEERING COLUMN, Man TILT AND TELESCOPINGLED Fog LampsLED Smoked Amber Roof Marker LampsX31 OFF-ROAD AND PROTECTION PACKAGE * OFF-ROAD SUSPENSION RANCHO SHOCKS * HILL DESCENT CONTROL * SKID PLATES * X31 BADGE * ALL-WEATHER FLOOR LINERS ( ($1,090 value)BEDLINER, SPRAY-ON18 Machined Aluminum WheelsLT275/70R18E AT BW TiresALL-WEATHER FLOOR LINERS (DEALER INSTALLED)X31 Off-Road PackageHill Descent ControlSkid PlatesOff-Road SuspensionPreferred Equipment Group 3SASiriusXM with 360L Trial Subscription4-Way Man Driver Seat AdjusterDeep-Tinted GlassKeyless Open and StartPush Button StartChrome Surround Grille with Chrome Insert Bars120-Volt Bed Mounted Power Outlet120-Volt Instrument Panel Power Outlet6.6L V8 with Direct Injection and VVT Engine2-Speed Electronic Shift Transfer CaseSierra HD Pro SafetyWireless Phone ProjectionUSB PORTS2 Charge/data USB PortsOnStar Services CapableSteering Wheel Audio ControlsRemote Start Package ($525 value)Remote Vehicle Starter SystemElectric Rear-Window DefoggerUnauthorized Entry Theft-Deterrent SystemPreferred Package ($1,190 value)POWER SLIDING REAR WINDOWAdaptive Cruise ControlHitch Guidance with Hitch ViewIn-Vehicle Trailering System AppLED Cargo Area LightingUniversal Home RemoteSnow Plow Prep/camper Package ($530 value)220-Amp AlternatorSkid PlatesSLE HEATED PACKAGE: *HEATED DRIVER AND PASSENGER SEATS *STEERING WHEEL, HEATED ($400 value)Heated Driver and Front Outboard Passenger SeatsHeated Steering WheelConvenience In addition to basic cruise control functionality, adaptive cruise has the ability to Autoally speed up and slow down the vehicle to match the speed of the vehicle ahead. If there is no vehicle ahead, it will maintain the cruising speed set by the driver.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. The vehicle is equipped with a camera that displays an image of the area behind the vehicle on an interior display.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!