2026 GMC Sierra 3500HD SLT Crew Cab 4WD

Experience the Unparalleled Capability of the 2026 GMC Sierra 3500HD SLT Prepare to be amazed by the 2026 GMC Sierra 3500HD SLT - a true workhorse that blends uncompromising power with refined sophistication. This heavy-duty pickup is engineered to tackle any task with ease, whether you're hauling a heavy load, navigating rugged terrain, or seeking the ultimate in driving comfort. - X31 Off-Road and Protection Package - SLT Convenience Package - Sierra HD Pro Safety Plus Package - SLT Preferred Package - Snow Plow Prep/Camper Package - Bose Premium 7-Speaker Sound System - Push Button Start - Universal Home Remote - Off-Road Suspension - Power Sunroof - Hill Descent Control - Adaptive Cruise Control - 220 Amp Alternator Under the hood, the Sierra 3500HD SLT boasts a potent 6.6L V8 engine mated to a smooth-shifting 10-speed automatic transmission. This formidable powertrain delivers the muscle you need to conquer any challenge, while the 4-wheel drive system ensures you maintain control in even the most demanding conditions. But the Sierra 3500HD SLT is more than just raw power. Its refined interior is a sanctuary of comfort and convenience, with features like heated and ventilated front seats, a heated steering wheel, and a premium Bose audio system that will elevate your driving experience. The spacious cabin and generous cargo capacity make this truck a versatile companion, whether you're tackling a job site or embarking on a weekend adventure. Safety is also a top priority, with advanced driver-assistance technologies like Trailer Side Blind Zone Alert, Rear Cross Traffic Alert, and Front and Rear Park Assist. You can drive with confidence, knowing that the Sierra 3500HD SLT has your back. Discover the unparalleled capability and refined sophistication of the 2026 GMC Sierra 3500HD SLT. Visit Weirs Buick GMC today and experience the difference for yourself. Why Buy from Weirs Buick GMC? Weirs Buick GMC has proudly served Arundel, Kennebunk, Kennebunkport, and all of Maine for over 65 years. Our dedicated team ensures that whether you're looking to buy, sell, or lease a Buick or GMC in Maine, your experience is seamless and enjoyable. We serve customers from Westbrook, Portland, Augusta, Auburn, Sanford, Portsmouth, and across New England. As your trusted GMC dealer in Maine, we offer competitive pricing comparable to other GMC and Buick dealers in the region. In addition to our wide selection of vehicles, we sell and service Fisher snow plows, ensuring you're ready for Maine's tough winters. Conveniently located on Route 1 in Arundel, we invite you to stop in and see why we've been the go-to dealership for generations. Visit us online at www.weirsbuickgmc.com or stop by today to experience the Weirs difference! Some vehicle images may be digitally enhanced to improve online presentation. These images may not display all cosmetic details. Price includes: $500 - Purchase Allowance. Exp. 04/30/2026

Additional Information

Preferred Equipment Group 4SA,Sierra HD Pro Safety Plus Package,SLT Convenience Package,SLT Preferred Package,SLT Premium Package,Snow Plow Prep/Camper 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 Front Windows with Passenger Express Up/Down,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 Services capable,Front anti-roll bar,Front wheel independent suspension,Keyless Open and Start,Low tire pressure warning,Occupant sensing airbag,Overhead airbag,Power Sunroof,Pickup Bed,Brake assist,Electronic Stability Control,Lane Departure Warning System,Exterior Parking Camera Rear,Hill Descent Control,Auto High-beam Headlights,Delay-off headlights,Front fog lights,Fully automatic headlights,Panic alarm,Security system,Unauthorized Entry Theft-Deterrent System,Adaptive Cruise Control,Speed control,2-Speed Active Transfer Case,220 Amp Alternator,Heavy-Duty 80 Amp-Hour Battery,6" Rectangular Chromed Tubular Assist Steps,Auto-dimming door mirrors,Bumpers: chrome,Chrome Surround Grille with Chrome Insert Bars,Front License Plate Kit,GMC MultiPro Tailgate,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,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 with Lockable Storage,Front Pedestrian Braking,Front reading lights,GMC Premium 13.4" Diagonal Information Display,HD Surround Vision,Heated steering wheel,Illuminated entry,Outside temperature display,Overhead console,Passenger vanity mirror,Rear Cross Traffic Alert,Rear reading lights,Rear seat center armrest,Safety Alert Seat,Tachometer,Telescoping steering wheel,Tilt steering wheel,Trailer Camera Provisions,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,Split folding rear seat,Ventilated Driver and Front Passenger Seats,Front Center Armrest w/Storage,Passenger door bin,Hitch Guidance with Hitch View,18" Machined Aluminum Wheels,Alloy wheels,Wheels: 20" Bright Face with Dark Painted Pockets,Deep-Tinted Glass,Front Rain-Sensing Wipers,Power Sliding Rear Window with Defogger,Rain sensing wipers,Variably intermittent wipers,3.73 Rear Axle Ratio