2026 GMC Sierra 2500

The 2026 GMC Sierra 2500HD AT4 in Beige delivers commanding capability with its Duramax 6.6L V8 Turbodiesel engine and 10-speed automatic transmission. Built for serious work and adventure, this 4WD truck combines professional-grade power with premium comfort and technology designed for the Panhandle lifestyle. Key Features: - 6.6L V8 Diesel Turbocharged engine - 4WD with 2-Speed Active Transfer Case and Hill Descent Control - Heated and cooled leather seats with ventilation - Premium Bose 7-speaker sound system with SiriusXM - Apple CarPlay and Android Auto connectivity - Multicolor 15 head-up display with trailer camera provisions - Bed view camera with surround vision technology - Wireless charging and phone projection - Remote vehicle starter and push button start - AT4 Preferred Package with off-road suspension This Sierra arrives as a clean Carfax, one-owner, non-smoker trade with meticulous service history. Certified GM technicians have completed a thorough multi-point inspection. The truck features premium floor liners, spray-on bedliner with GMC logo, and power-retractable assist stepsall ready for immediate use. The AT4 doesn't compromise on convenience. Dual-zone automatic climate control, memory seats, steering wheel audio controls, and an upfitter switch kit make everyday driving effortless. Advanced safety features include automatic emergency braking, lane departure warning, rear cross traffic alert, and ultrasonic park assist to keep you confident on any terrain. Come experience this Sierra's truck-grade toughness paired with luxury appointments. We invite you to schedule a test drive and discover what precision engineering and dealer support look like. Why buy from Greg Lair GMC? It's a great question with an even better answer! We've been a local fixture in the Panhandle for over 40 years, putting customers from Amarillo and the Panhandle first every single day. We set ourselves apart as the home of the FREE Lifetime Powertrain Warranty on all inventory under 100,000 miles. From our hassle-free buying process to our thorough multi-point inspections by Certified GM Technicians, we make sure your next vehicle is safe, reliable, and ready for the road. Stop by today and see the Greg Lair difference for yourself!.