2026 GMC Sierra 3500 HD in Olympia, WA
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2026 GMC Sierra 3500 HD: Professional Grade Heavy-Duty Performance
The 2026 GMC Sierra 3500 HD is built for those who demand more from their truck. Whether you're hauling heavy loads, towing demanding trailers, or navigating tough job sites, this heavy-duty pickup is engineered to rise to every challenge. From its commanding presence to its refined cabin, the Sierra 3500 HD sets a high standard for what a professional grade truck can be.
Performance
The 2026 GMC Sierra 3500 HD delivers serious capability with a lineup of robust powertrain options. The available Duramax 6.6-liter turbo-diesel V-8 engine is a standout, producing up to 470 horsepower and 975 pound-feet of torque, making it one of the most powerful engines in its class. Paired with the Allison 10-speed automatic transmission, this truck handles heavy loads with confidence and precision. Whether you're conquering steep grades or managing a demanding workload, the Sierra HD's performance credentials are hard to match among heavy-duty trucks.
Interior
Step inside the 2026 GMC Sierra 3500 HD and you'll find a cabin that blends functionality with genuine comfort. Available premium materials, including leather-appointed seating and real open-pore wood accents on Denali trims, give the interior a polished feel that's rare in the heavy-duty segment. The available MultiPro tailgate design and crew cab configuration provide versatile seating for up to six passengers, making this truck equally capable at the job site and on family trips. Thoughtful storage solutions and well-positioned controls keep the driver focused and organized throughout the day.
Technology
The 2026 Sierra 3500 HD brings an impressive suite of technology features designed to keep drivers connected and in control. A large available 13.4-inch diagonal touchscreen powered by Google built-in delivers intuitive access to navigation, apps, and entertainment. Wireless Apple CarPlay and Android Auto compatibility come standard, along with a built-in Wi-Fi hotspot to keep everyone connected on the road. For drivers who tow frequently, available trailering technology includes up to 14 camera views, an in-vehicle Trailering App, and transparent trailer view - tools that make hitching and hauling more manageable than ever.
Safety
GMC equips the 2026 Sierra 3500 HD with a comprehensive array of safety and driver assistance technologies. Available features include Forward Collision Alert, Automatic Emergency Braking, Lane Keep Assist with Lane Departure Warning, and Following Distance Indicator. The available Super Cruise hands-free driver assistance technology - compatible on more than 400,000 miles of compatible roads - adds a remarkable level of confidence on long highway hauls. The Sierra HD's robust frame and advanced safety systems work together to provide protection and peace of mind for drivers throughout Olympia, WA, and beyond.
Trims
The 2026 GMC Sierra 3500 HD is offered in a range of trims to suit different needs and preferences. The Pro serves as the capable entry point, delivering strong fundamentals for work-focused buyers. The SLE and SLT trims add comfort and convenience upgrades for drivers who want more refinement without sacrificing capability. The AT4 trim brings off-road-ready features including a two-inch factory lift, off-road suspension, and Multimatic DSSV dampers for those who venture beyond paved roads. At the top of the lineup, the Denali and Denali Ultimate trims offer a luxury experience, complete with premium appointments, exclusive styling details, and the most advanced technology and driver assistance features available.
The 2026 GMC Sierra 3500 HD is a heavy-duty truck that refuses to compromise - delivering the power, technology, and refinement that serious truck buyers deserve. If you're ready to experience what professional grade truly means, explore the Sierra 3500 HD today.
The 2026 GMC Sierra 3500 HD is a heavy-duty truck that refuses to compromise - delivering the power, technology, and refinement that serious truck buyers deserve. If you're ready to experience what professional grade truly means, explore the Sierra 3500 HD today.
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