2026 GMC Sierra 2500HD SLT Crew Cab 4WD

Experience unmatched power and capability with the 2026 GMC Sierra 2500HD SLT, now available at Sam Boswell Buick GMC. This heavy-duty full-size pickup truck is engineered for maximum performance with a robust V8 engine, available Duramax turbo-diesel option, and advanced 6-speed or 10-speed automatic transmission paired with available four-wheel drive. Designed for serious towing, hauling, and off-road capability, the Sierra 2500HD SLT features best-in-class towing capacity, reinforced chassis, and a durable truck bed, making it ideal for work, commercial use, and recreational adventures. Inside, the cabin delivers comfort and convenience with leather-appointed seating, large touchscreen infotainment system, Apple CarPlay, Android Auto, wireless charging, and premium audio for an enjoyable driving experience. Safety, technology, and luxury come standard in the 2026 GMC Sierra 2500HD SLT, including advanced driver-assist features such as forward collision alert, automatic emergency braking, lane departure warning, blind spot monitoring, rear cross traffic alert, and adaptive cruise control. Additional highlights include LED lighting, power tailgate, premium alloy wheels, and bold SLT styling with signature GMC accents. If you are searching for a new GMC Sierra 2500HD SLT for sale near Enterprise, Alabama, Sam Boswell Buick GMC offers competitive pricing, flexible financing options, and a wide selection of new GMC heavy-duty trucks. The 2026 GMC Sierra 2500HD SLT delivers industry-leading performance, advanced technology, and refined comfort, making it the ultimate choice for drivers who demand capability and reliability. New Price! Summit White 2026 GMC Sierra 2500HD SLT 4WD 10-Speed Automatic Duramax 6.6L V8 Turbodiesel 10-Speed Automatic, 4WD, Dark Walnut/Slate Leather, 2 Charge/Data USB Ports Inside Center Console, Adaptive Cruise Control, All-Weather Floor Liners, Assist Step and Floor Liner Package, Bed View Camera with Two Trailer Camera Provisions, Bose Premium 7-Speaker Sound System, Floor-Mounted Center Console, Front Bucket Seats, Gooseneck/5th Wheel Prep Package, HD Surround Vision, Heated 2nd Row Outboard Seats, Heavy Duty Front Spring/Camper Package, Hill Descent Control, LED Smoked Amber Roof Marker Lamps, Off-Road Suspension, Power Sliding Rear Window with Defogger, Rear Cross Traffic Alert, Safety Alert Seat, Sierra HD Pro Safety Plus Package, SLT Convenience Package, SLT Preferred Package, Spray-on Pickup Bedliner with GMC Logo, Suspension Package, Trailer Cam Provisions and Trailer Viewing Software, Trailer Side Blind Zone Alert, Ultrasonic Front and Rear Park Assist, Universal Home Remote, Ventilated Driver and Front Passenger Seats, Wheels: 20" Bright Face with Dark Painted Pockets, Wireless Charging, X31 Off-Road and Protection Package, X31 Off-Road Package. Recent Arrival! Price includes: $1000 - Purchase Allowance. Exp. 06/01/2026

Additional Information

Assist Step and Floor Liner Package,Gooseneck/5th Wheel Prep Package,Heavy Duty Front Spring/Camper Package,Sierra HD Pro Safety Plus Package,SLT Convenience Package,SLT Preferred Package,Suspension Package,X31 Off-Road and Protection Package,X31 Off-Road Package,6 Speakers,6-Speaker Audio System Feature,AM/FM radio: SiriusXM with 360L,Bose Premium 7-Speaker Sound System,Premium audio system: Premium GMC Infotainment System,Radio: AM/FM Stereo with Premium GMC Infotainment System,SiriusXM with 360L Trial Subscription,Steering Wheel Audio Controls,Air Conditioning,Automatic temperature control,Electric Rear-Window Defogger,Front dual zone A/C,Rear window defroster,120-Volt Bed Mounted Power Outlet,120-Volt Instrument Panel Power Outlet,Driver Memory,Memory seat,Power driver seat,Power steering,Power windows,Push Button Start,Remote keyless entry,Remote Vehicle Starter System,Steering wheel mounted audio controls,Universal Home Remote,Manual Tilt-Wheel/Telescoping Steering Column,Off-Road Suspension,Speed-sensing steering,Traction control,4-Wheel Disc Brakes,ABS brakes,Dual front impact airbags,Dual front side impact airbags,Emergency communication system: OnStar,Front anti-roll bar,Front wheel independent suspension,Keyless Open and Start,Low tire pressure warning,Occupant sensing airbag,Overhead airbag,Power Sunroof,Pickup Box,Brake assist,Electronic Stability Control,Lane Departure Warning System,Hill Descent Control,Auto High-beam Headlights,Delay-off headlights,Front fog lights,Fully automatic headlights,Mobile Service Plus - 3 Years,Panic alarm,Security system,Unauthorized Entry Theft-Deterrent System,Adaptive Cruise Control,Speed control,2-Speed Active Transfer Case,Heavy-Duty 80 Amp Battery,Auto-dimming door mirrors,Body Color Wheel Arch Moldings,Bumpers: chrome,Chrome Surround Grille with Chrome Insert Bars,Heated door mirrors,IntelliBeam Automatic High Beam on/Off,LED Cargo Area Lighting,LED Smoked Amber Roof Marker Lamps,Power door mirrors,Rear step bumper,Rear Wheelhouse Liners,Spray-on Pickup Bedliner with GMC Logo,Turn signal indicator mirrors,2 Charge-Only Rear USB Ports,2 Charge/Data USB Ports,2 Charge/Data USB Ports Inside Center Console,All-Weather Floor Liners,Apple CarPlay/Android Auto,Auto-dimming Rear-View mirror,Automatic Emergency Braking,Bed View Camera with Two Trailer Camera Provisions,Buckle to Drive,Compass,Driver door bin,Driver vanity mirror,Floor-Mounted Center Console,Following Distance Indicator,Forward Collision Alert,Front 40/20/40 Split-Bench Seats,Front Pedestrian Braking,Front reading lights,HD Surround Vision,Heated steering wheel,Illuminated entry,OnStar Services Capable,Outside temperature display,Overhead console,Passenger vanity mirror,Rear Cross Traffic Alert,Rear reading lights,Rear seat center armrest,Tachometer,Telescoping steering wheel,Tilt steering wheel,Trailer Cam Provisions and Trailer Viewing Software,Trailer Side Blind Zone Alert,Trip computer,Ultrasonic Front and Rear Park Assist,Voltmeter,Wireless Charging,Wireless Phone Projection,10-Way Power Driver Seat Adjuster with Lumbar,10-Way Power Passenger Seat Adjuster with Lumbar,Front Bucket Seats,Heated 2nd Row Outboard Seats,Heated Driver and Front Outboard Passenger Seats,Heated front seats,Perforated Leather-Appointed Front Outboard Seat Trim,Power passenger seat,Safety Alert Seat,Split folding rear seat,Ventilated Driver and Front Passenger Seats,Front Center Armrest w/Storage,Passenger door bin,Hitch Guidance with Hitch View,in-Vehicle Trailering System App,18" Machined Aluminum Wheels,Alloy wheels,Wheels: 20" Bright Face with Dark Painted Pockets,Deep-Tinted Glass,Front Rain-Sensing Wipers,Power Front Passenger Windows with Express Up/Down,Power Sliding Rear Window with Defogger,Rain sensing wipers,Variably intermittent wipers