Pre-Owned 2026 GMC Sierra 3500 HD AT4 For Sale Sheridan, WY

SummaryWe can complete most of your deal online! - Pick Out a Vehicle, Trade Appraisal, Credit Application. 100% Satisfaction Guarantee, Free delivery within 120 miles! Why buy from Sheridan Motor? Every vehicle includes a free CarFax and Recall check. Every vehicle includes the Sheridan Motor Price Promise (A great price backed by a guarantee). We offer the ability to Create Your Deal From Home. We offer free home delivery up to 100 miles from Sheridan. Click to see why we are rated 5 stars on Google. *free delivery must be discussed upfront and prior to any price negotiations.Vehicle DetailsPowerful 2026 GMC Sierra 3500 AT4 - 4WD, V8 6.6L Diesel, 15,624 miles. Located in Sheridan, WY. Ready for heavy-duty work and serious off-road capability, this 2026 GMC Sierra 3500 AT4 combines rugged performance with refined amenities. The V8 6.6L diesel delivers robust towing and torque, while the 4WD system and Off-Road Package tackle rough terrain with confidence. With only 15,624 miles, this GMC Sierra presents low mileage for a late-model truck, offering extended service life and strong resale potential. Inside, premium leather seats provide comfort for long hauls, and the BOSE stereo elevates the cabin audio experience. Steering wheel audio controls and thoughtful tech features make every drive convenient and connected. Safety is enhanced by Lane Departure Warning to help keep you centered on the road. This GMC Sierra 3500 AT4 is ideal for contractors, outdoor enthusiasts, and anyone needing a capable, dependable heavy-duty pickup with upscale touches. Located in Sheridan, WY, it's available for immediate inspection and test drive. Don't miss the opportunity to own a low-mileage, well-equipped diesel workhorse that blends utility, comfort, and off-road readiness. Contact us today to schedule a viewing and experience the capabilities of this impressive GMC Sierra.EquipmentNever get into a cold vehicle again with the remote start feature on it. See what's behind you with the back up camera on this unit. The GMC Sierra features steering wheel audio controls. This 1 ton pickup features a high end BOSE stereo system. The leather seats in this 2026 GMC Sierra 3500 are a must for buyers looking for comfort, durability, and style. Our dealership has already run the CARFAX report and it is clean. A clean CARFAX is a great asset for resale value in the future. Good News! This certified CARFAX 1-owner vehicle has only had one owner before you. This GMC Sierra is pure luxury with a heated steering wheel. The vehicle is equipped with the latest generation of XM/Sirius Radio. It's Lane Departure Warning keeps you safe by alerting you when you drift from your lane. The vehicle has auto-adjust speed for safe following.PackagesAT4 Premium Plus Package: Power Sunroof. Preferred Equipment Group 4SB: LED Cargo Area Lighting; Trailer Side Blind Zone Alert; SiriusXM with 360L Trial Subscription; Remote Vehicle Starter System; Safety Alert Seat; Ultrasonic Front and Rear Park Assist; Trailer Camera Provisions; Electric Rear-Window Defogger; Floor-Mounted Center Console; Unauthorized Entry Theft-Deterrent System; Bed View Camera with Two Trailer Camera Provisions; Front Rain-Sensing Wipers; Sierra HD Pro Safety; Wireless Phone Projection; 2 USB Ports; Rear Cross Traffic Alert; 120-Volt Instrument Panel Power Outlet; 2 Charge/data USB Ports