This 2026 GMC Sierra 1500 SLT in gray delivers the capability and comfort you need for work and life. Built on a foundation of quality engineering and thoughtful design, this truck is ready to help you accomplish what matters most.- 3.0L Duramax I-6 Diesel Turbocharged engine with 305 hp and 495 lb-ft of torque- 10-Speed Automatic transmission with Electronic Precision Shift- 4WD with Integrated Trailer Brake Controller and Trailering Package- Adaptive Cruise Control and Lane Keep Assist with Lane Departure Warning- Premium Bose 7-Speaker Sound System with SiriusXM 360L- Navigation System and Wireless Apple CarPlay/Android Auto compatibility- Front Bucket Seats with 10-Way Power Adjusters and Lumbar Support- Heated and Ventilated Driver and Front Passenger Seats- Heated 2nd Row Outboard Seats and Wireless Charging- Power Sliding Rear Window with Rear Defogger- HD Rear Vision Camera with Hitch Guidance- Universal Home Remote and Remote Vehicle Starter System- Auto High-beam Headlights with IntelliBeam technology- Automatic Emergency Braking and Forward Pedestrian Braking- 18 Machined Aluminum Wheels with all-terrain capabilityThe Duramax diesel engine delivers real-world efficiency, achieving 22 MPG city and 26 MPG highway so you can go further on every tank. The 10-speed automatic transmission paired with Electronic Precision Shift ensures smooth operation whether you're towing or cruising. Four-wheel drive provides confidence on any road surface, while the integrated trailer brake controller makes towing safer and more controlled.Inside, you'll find the SLT Convenience and Preferred Packages working together to create a truck that truly works for you. Heated and ventilated front seats keep you comfortable through changing seasons, while the wireless charging pad removes one more cord from your life. The premium Bose sound system transforms every drive into an opportunity to enjoy your favorite content with clarity and depth.Technology integration keeps you connected without distraction. Wireless Apple CarPlay and Android Auto let you access navigation, communications, and entertainment seamlessly, while the touchscreen infotainment system provides intuitive control. OnStar capability gives you added peace of mind with emergency services and vehicle management features at your fingertips.Safety is engineered throughout this truck with automatic emergency braking, forward pedestrian braking, and lane-keeping technology working together to help protect you and your passengers. The HD rear vision camera with hitch guidance makes backing up and towing easier and more accurate. Electronic stability control and traction management help maintain control in challenging conditions.This Sierra SLT represents the balance of capability, comfort, and technology that modern truck owners expect. With diesel efficiency, available towing capacity, and appointment quality that extends throughout the cabin, this is a truck built to earn its place in your life. Visit us to see how the 2026 Sierra 1500 can serve your needs. Price includes $599 of dealer added accessories.