Bruner GMC Chevy Stephenville

2026 GMC Sierra 1500 AT4



In Stock
  • $71,630 FINAL PRICE


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Vehicle Information

Stock #: 260520
Model Code: TK10543
  • Condition New
  • Body Style Crew Cab
  • Exterior Color Summit White
  • Interior Color Jet Black With Kalahari Accents, Perforated Leather Front Seat Trim
  • Fuel Economy
    City/Highway 22/26 MPG
  • Engine 3.0L Duramax® Turbo Diesel engine
  • Transmission Automatic
  • Fuel Type Diesel Fuel

Highlighted Features

Feature availability subject to final vehicle configuration. Please reference window sticker for more info.

Dealer Comments

Vehicle Details
2026 GMC Sierra 1500 AT4 4WD - a capable, refined pickup engineered for both rugged trails and everyday driving. Powered by a responsive 6-cylinder 3.0L diesel engine, this GMC Sierra delivers impressive torque, efficient highway mileage, and strong towing performance. The AT4 trim brings a curated Off-Road Package, featuring enhanced suspension, all-terrain tires, and skid plates to confidently handle rough terrain or weekend adventures. Inside, the cabin blends comfort and technology. Built-in Navigation keeps routes clear, while Android Auto integration provides seamless smartphone access for music, messages, and hands-free calling. Advanced driver aids include Lane Departure Warning and Lane Keep Assist, adding safety and confidence on highways and busy streets. The 4WD system ensures traction in rain, snow, or loose surfaces, making this GMC Sierra versatile for Texas weather and beyond. Thoughtful utility features round out the package: a reinforced bed for hauling gear, multiple tie-downs for secure loads, and convenient storage compartments for tools and essentials. Premium materials and supportive seating make longer drives more enjoyable, and modern connectivity keeps passengers entertained and productive. Located in Stephenville, TX, this 2026 GMC Sierra 1500 AT4 4WD with the 3.0L diesel engine is ready to take on worksite demands and weekend getaways with confidence and capability. Schedule a test drive to experience its performance and features firsthand.

Equipment
Keep your hands warm all winter with a heated steering wheel in this model . Lane Keep Assist in this 1/2 ton pickup helps maintain safe driving by gently steering to stay within the lane. Engulf yourself with the crystal clear sound of a BOSE sound system in the vehicle. Start this 2026 GMC Sierra 1500 from inside with remote start. with XM/Sirus Satellite Radio you are no longer restricted by poor quality local radio stations while driving this 2026 GMC Sierra 1500. Anywhere on the planet, you will have hundreds of digital stations to choose from. The steering wheel audio controls on the vehicle keep the volume and station within easy reach. Apple CarPlay: Seamless smartphone integration for this unit - stay connected and entertained on the go! Protect this 2026 GMC Sierra 1500 from unwanted accidents with a cutting edge backup camera system. The leather seats in it are a must for buyers looking for comfort, durability, and style.

Packages
AT4 Premium Package: Off-Road High Clearance Step. Technology Package: Multicolor 15" Diagonal Head-Up Display; Bed View Camera; Rear Camera Mirror. Preferred Equipment Group 4SB: Trailer Side Blind Zone Alert; Ultrasonic Front and Rear Park Assist; Trailer Camera Provisions; Electric Rear-Window Defogger; Theft Deterrent System (unauthorized Entry); Black Chrome Grille Insert Bars; Front Rain-Sensing Wipers; Heavy-Duty Air Filter; Skid Plates; 120-Volt Interior Power Outlet; Heated Driver and Front Outboard Passenger Seating; Wireless Charging; Front Premium Floor Liners with Removable Carpet Insert; Color-Keyed Carpeting Floor Covering; OnStar Services Capable; Heated 2nd Row Outboard Seats; Power Front Passenger Windows with Express Up/down; Premium Bose 7-Speaker Sound System; Power Rear Windows with Express Down; Integrated Trailer Brake Controller; HD Surround Vision; Ventilated Driver and Front Passenger Seats; Power Rake and Telescoping Steering Column

All Features

AT4 Premium Package

    Technology Package


      • DriveType
        • DriveType: Four Wheel Drive
      • Fuel Economy
        • City: 22 MPG
        • Hwy: 26 MPG
        • Combined: 24 MPG
      • Fuel System
        • Fuel System: Direct Injection
      • Fuel Tank Capacity
        • Fuel Tank Capacity: 24 gal
      • Fuel Type
        • Fuel Type: Diesel Fuel
      • Horse Power
        • Horse Power: 305
      • Rear Wheel
        • Rear Wheel: Single
      • Trailering Capacity
        • Trailering Capacity: 8700 lbs

      Warranty

      • Corrosion: 3 Years/36,000 Miles Rust-Through 6 Years/100,000 Miles
      • Roadside Assistance: 5 Years/60,000 Miles Sierra TurbomaxTm Engines, 3.0L & 6.0L Duramax® Turbo-Diesel Engines, And Certain Commercial, Government, And Qualified Fleet Vehicles: 5 Years/100,000 Miles
      • Drivetrain: 5 Years/60,000 Miles Sierra TurbomaxTm Engines, 3.0L & 6.0L Duramax® Turbo-Diesel Engines, And Certain Commercial, Government, And Qualified Fleet Vehicles: 5 Years/100,000 Miles
      • Warranty: <<< Preliminary 2026 Warranty >>>
      • Basic: 3 Years/36,000 Miles
      • Maintenance: First Visit: 12 Months/12,000 Miles
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