GMC Sierra 1500 2026 AT4

Advanced Truck Tech: Head-Up Display, HD Surround Vision & Adaptive Cruise Control <p>The 2026 GMC Sierra 1500 AT4 Crew Cab 4WD delivers uncompromising off-road capability paired with premium comfort and advanced technology. Finished in <strong>Onyx Black</strong> with a <strong>Jet Black and Kalahari interior</strong>, this AT4 is powered by the <strong>6.2L Ecotec3 V8</strong> and a <strong>10-speed automatic transmission</strong>, making it a high-performance full-size pickup built for both rugged terrain and refined daily driving.</p><p><strong>Performance &amp; Capability</strong></p><p>Serious power and off-road hardware designed for demanding conditions and confident towing.</p><ul><li><p>6.2L Ecotec3 V8 Engine</p></li><li><p>10-Speed Automatic Transmission</p></li><li><p>4WD with 2-Speed Autotrac Transfer Case</p></li><li><p>Automatic Locking Rear Differential</p></li><li><p>AT4 Off-Road Suspension with 2&#34; Lift and Monotube Shocks</p></li><li><p>Skid Plates</p></li><li><p>Hill Descent Control</p></li><li><p>Trailer Brake Controller</p></li><li><p>In-Vehicle Trailering App</p></li><li><p>120V AC Power Outlets (Instrument Panel and Cargo Bed)</p></li><li><p>Active Exhaust System</p></li></ul><p><strong>Interior Comfort &amp; Convenience</strong></p><p>A premium AT4 cabin built for long drives, rough roads, and everyday comfort.</p><ul><li><p>Heated and Ventilated Front Bucket Seats</p></li><li><p>Heated Second-Row Outboard Seats</p></li><li><p>10-Way Power Front Seats</p></li><li><p>Driver Seat and Mirror Memory</p></li><li><p>Heated Leather-Wrapped Steering Wheel</p></li><li><p>Power Tilt and Telescoping Steering Column</p></li><li><p>Adaptive Cruise Control</p></li><li><p>Wireless Charging</p></li><li><p>Bose Premium Sound System</p></li><li><p>Premium Floor Liners</p></li></ul><p><strong>Technology &amp; Connectivity</strong></p><p>Advanced displays and trailering technology keep you informed and connected.</p><ul><li><p>GMC Premium Infotainment System</p></li><li><p>13.4&#34; Diagonal Colour Touchscreen</p></li><li><p>Google Built-In with Navigation Capability</p></li><li><p>Wireless Apple CarPlay</p></li><li><p>Wireless Android Auto</p></li><li><p>12.3&#34; Digital Driver Information Centre</p></li><li><p>Head-Up Display</p></li><li><p>Rear Camera Mirror</p></li><li><p>Bed View Camera</p></li><li><p>Keyless Open and Remote Start</p></li><li><p>OnStar Basics (Up to 8 Years)</p></li><li><p>SiriusXM Audio (Trial Included)</p></li></ul><p><strong>Safety &amp; Driver Assistance</strong></p><p>Comprehensive safety technology designed to support confidence on and off the road.</p><ul><li><p>GMC Pro Safety</p></li><li><p>Automatic Emergency Braking</p></li><li><p>Forward Collision Alert</p></li><li><p>Front Pedestrian Braking</p></li><li><p>Lane Keep Assist with Lane Departure Warning</p></li><li><p>Following Distance Indicator</p></li><li><p>IntelliBeam Automatic High Beams</p></li><li><p>Front and Rear Park Assist</p></li><li><p>Trailer Side Blind Zone Alert</p></li><li><p>Rear Cross Traffic Braking</p></li><li><p>Rear Pedestrian Alert</p></li><li><p>HD Surround Vision</p></li><li><p>Safety Alert Seat</p></li><li><p>Tire Pressure Monitoring with Tire Fill Alert</p></li><li><p>Teen Driver Technology</p></li></ul><p><strong>Exterior Highlights</strong></p><p>Bold AT4 styling paired with functional, trail-ready features.</p><ul><li><p>20&#34; Machined Aluminum Wheels with Carbon Grey Metallic Accents</p></li><li><p>All-Terrain Tires</p></li><li><p>Spray-On Bedliner</p></li><li><p>GMC MultiPro Tailgate</p></li><li><p>LED Cargo Area Lighting</p></li><li><p>Power Folding Heated Mirrors with Driver-Side Auto-Dimming</p></li><li><p>LED Headlamps, Tail Lamps, and Fog Lamps</p></li><li><p>Rain-Sensing Wipers</p></li><li><p>Rear Window Defogger</p></li><li><p>Power Sunroof</p></li><li><p>Off-Road High-Clearance Steps</p></li></ul><p>2 Year/24,000 kilometer* Complimentary Oil Changes (2 total)</p><p>3 Year/60,000 kilometer* Base Warranty Coverage</p><p>5 Year/100,000 kilometer* Powertrain Component Warranty Cov