SHEEHY GMC HAGERSTOWN is your one stop shop for all your vehicle needs. Your New vehicle is just a few clicks away, offering you an easy streamlined shopping experience. Our transparent and professional sales staff will take pride in giving you red carpet treatment throughout your buying process. Let's get started! The 2026 GMC Sierra 1500 SLT is a true workhorse, designed to handle any task you throw its way. With its powerful 3.0L I6 Diesel Turbocharged Duramax engine, this truck delivers an impressive 305 horsepower and 495 lb-ft of torque, giving you the muscle to tow, haul, and conquer any terrain.Tailored to your needs, this Sierra SLT features an impressive array of premium amenities, including:- Engine Block Heater- SLT Premium Plus Package- X31 Off-Road and Protection PackageThese carefully curated packages elevate your driving experience, providing advanced trailering capabilities, enhanced off-road performance, and a host of convenience and safety features that will have you commanding the road with confidence.Step inside the spacious cabin, and you'll be greeted by the refined comfort of perforated leather-appointed seating, heated for both driver and front passenger. The 10-way power-adjustable seats ensure a perfect fit, while the heated steering wheel and dual-zone automatic climate control keep you and your passengers cocooned in comfort, no matter the weather.Staying connected is a breeze with the premium GMC Infotainment Audio System, featuring SiriusXM with 360L, Apple CarPlay, and Android Auto integration. The 8-inch color touchscreen display puts all your media, navigation, and vehicle controls at your fingertips, seamlessly integrating your digital life with the driving experience.Safety is paramount in the 2026 Sierra SLT, with a suite of advanced driver-assist technologies, including Automatic Emergency Braking, Forward Collision Alert, Lane Keep Assist, and the HD Rear Vision Camera. These features work in harmony to help you navigate the road with confidence, providing an extra layer of protection for you and your loved ones.Whether you're tackling the daily commute or embarking on a rugged adventure, the 2026 GMC Sierra 1500 SLT is the perfect companion. With its exceptional capabilities, premium amenities, and advanced safety features, this truck is poised to elevate your driving experience to new heights. We invite you to visit our showroom and experience the power and refinement of the 2026 Sierra SLT for yourself.