GMC Sierra 2500HD 2026 SLE

Duramax 6.6L Turbo-Diesel with 10-Speed Automatic & 5th-Wheel/Gooseneck Prep <p>The <strong>2026 GMC Sierra 2500 SLE Crew Cab 4WD</strong> delivers serious heavy-duty strength with everyday comfort and advanced technology. Finished in bold <strong>Sterling Metallic</strong> with a <strong>Jet Black interior</strong>, this Sierra combines work-ready durability with refined GMC styling.</p><p>Under the hood is the legendary <strong>Duramax 6.6L Turbo-Diesel V8</strong>, paired with a smooth-shifting <strong>10-speed automatic transmission</strong>, giving you massive torque for towing, hauling, and highway cruising. With its <strong>4WD system</strong>, <strong>AutoTrac two-speed transfer case</strong>, and <strong>X31 Off-Road Package</strong>, this truck is ready for job sites, gravel roads, winter highways, and off-the-grid adventures.</p><h3><strong>Heavy-Duty Performance &amp; Capability</strong></h3><ul><li><p><strong>Duramax 6.6L Turbo-Diesel V8</strong></p></li><li><p><strong>10-Speed Automatic Transmission</strong></p></li><li><p><strong>AutoTrac Two-Speed Transfer Case</strong></p></li><li><p><strong>Automatic Locking Rear Differential</strong></p></li><li><p><strong>GVWR: 9,900 lbs (4,490 kg)</strong></p></li><li><p><strong>Trailer Brake Controller</strong></p></li><li><p><strong>Trailering Package with Hitch Guidance</strong></p></li><li><p><strong>In-Vehicle Trailering App &amp; Hitch View</strong></p></li><li><p><strong>Gooseneck / 5th-Wheel Prep Package</strong></p></li><li><p><strong>High Idle Switch</strong></p></li><li><p><strong>Heavy-Duty Air Filter, Engine Oil Cooler &amp; Transmission Oil Cooler</strong></p></li></ul><h3><strong>X31 Off-Road &amp; Protection Package</strong></h3><ul><li><p><strong>Off-Road Suspension with Rancho Shocks</strong></p></li><li><p><strong>Hill Descent Control</strong></p></li><li><p><strong>Skid Plates</strong></p></li><li><p><strong>X31 Fender Badging</strong></p></li><li><p><strong>All-Weather Floor Liners</strong></p></li></ul><h3><strong>Interior Comfort &amp; Convenience</strong></h3><p>Designed for long days and long drives:</p><ul><li><p><strong>Heated Driver &amp; Front Passenger Seats</strong></p></li><li><p><strong>Heated Steering Wheel</strong></p></li><li><p><strong>10-Way Power Driver Seat</strong></p></li><li><p><strong>Dual-Zone Automatic Climate Control</strong></p></li><li><p><strong>40/20/40 Front Bench Seat with Lockable Under-Seat Storage</strong></p></li><li><p><strong>Rear Sliding Power Window</strong></p></li><li><p><strong>Remote Vehicle Start</strong></p></li><li><p><strong>Universal Home Remote</strong></p></li><li><p><strong>120-Volt Power Outlets (Cab &amp; Cargo Bed)</strong></p></li><li><p><strong>12.3&#34; Digital Driver Information Centre</strong></p></li></ul><h3><strong>Technology &amp; Connectivity</strong></h3><ul><li><p><strong>13.4&#34; GMC Premium Infotainment System with Google Built-In &amp; Navigation Capability</strong></p></li><li><p><strong>Wireless Apple CarPlay &amp; Android Auto</strong></p></li><li><p><strong>SiriusXM Audio (Trial Included)</strong></p></li><li><p><strong>OnStar Basics (up to 8 years)</strong></p></li><li><p><strong>HD Rear Vision Camera</strong></p></li><li><p><strong>Keyless Open &amp; Start</strong></p></li></ul><h3><strong>Safety &amp; Driver Assistance</strong></h3><p>Standard <strong>Sierra HD Pro Safety</strong> includes:</p><ul><li><p><strong>Automatic Emergency Braking</strong></p></li><li><p><strong>Forward Collision Alert</strong></p></li><li><p><strong>Front Pedestrian Braking</strong></p></li><li><p><strong>Lane Departure Warning</strong></p></li><li><p><strong>Following Distance Indicator</strong></p></li><li><p><strong>IntelliBeam Automatic High Beams</strong></p></li><li><p><strong>Buckle to Drive</strong></p></li></ul><h3><strong>Exterior Highlights</strong></h3><ul><li><p><strong>20&#34; Bright Face Aluminum Wheels with Dark Painted Pockets</strong></p></li><li><p><strong>All-Terrain Tires</strong></p></li><li><p><strong>Power-Adjustable, Heated &amp; Power-Folding Traile