LEARN MORE ABOUT THE GMC SIERRA 1500 in CARROLLTON, GA

*MSRP Starting at $29,900

Overview of the 2026 Sierra 1500

The 2026 GMC Sierra 1500 delivers full-size truck capability with four impressive powertrain options starting around $40,895. Engine choices include the TurboMax 2.7L turbo-four producing 310 horsepower and 430 lb-ft of torque, a 5.3L V8 with 355 horsepower, the efficient Duramax 3.0L turbo-diesel generating 305 horsepower and 495 lb-ft of torque, and the powerful 6.2L V8 delivering 420 horsepower. Fuel economy ranges from competitive 19-23 mpg with the diesel to respectable 15-16 mpg city with V8 engines. Maximum towing capacity reaches an impressive 13,100 pounds.

Technology Highlights

Standard features include wireless Apple CarPlay and Android Auto, while upper trims receive a 13.4-inch touchscreen and 12.3-inch digital gauge cluster. Available Super Cruise hands-free driving technology covers 750,000 miles of premapped highways. Safety equipment includes automatic emergency braking, lane departure warning, and available adaptive cruise control with blind-spot monitoring. Premium models offer 360-degree cameras, head-up display, and Bose audio systems.

2026 GMC Sierra 1500 Trim Levels

2026 GMC Sierra 1500 Pro *Starting at $38,300	2026 GMC Sierra 1500 SLE *Starting at $48,700	2026 GMC Sierra 1500 Elevation *Starting at $50,500	2026 GMC Sierra 1500 SLT *Starting at $54,900
2026 GMC Sierra 1500 AT4 *Starting at $66,800	2026 GMC Sierra 1500 AT4X *Starting at $86,310	2026 GMC Sierra 1500 Denali *Starting at $65,900	2026 GMC Sierra 1500 Denali Ultimate *Starting at $84,200

Design & Styling

The Sierra 1500 offers multiple configurations including Regular, Double, and Crew Cabs with three bed lengths. Trim levels range from the work-focused Pro to the luxurious Denali Ultimate and capable AT4X off-road variant. Interior appointments vary from vinyl work truck upholstery to premium leather with heated and ventilated seating.

Awards & Accolades

KBB ranks the Sierra 1500 #3 in Highest Horsepower Trucks and #9 in Most Fuel Efficient Trucks. Consumer ratings average 4.0 out of 5 stars with 70% recommending the vehicle for its performance, comfort, and styling. Experience the versatile Sierra 1500 lineup at John Thornton Buick GMC near Carrollton, GA, where our team can help you find the perfect configuration.

The Manufacturer's Suggested Retail Price excludes destination freight charge, tax, title, license, dealer fees and optional equipment. Dealer sets final price. Click here to see all GMC vehicles' destination freight charges.

1. Requires a Double Cab 2WD standard bed model with available Duramax 3.0L Turbo-Diesel engine, Max Trailering Package and 20" wheels and tires. Maximum trailering ratings are intended for comparison purposes only. Before you buy a vehicle or use it for trailering, carefully review the trailering section of the Owner’s Manual. The trailering capacity of your specific vehicle may vary. The weight of passengers, cargo and options or accessories may reduce the amount you can trailer.
2. Always pay attention while driving and when using Super Cruise. Do not use a hand-held device. Requires active Super Cruise Plan or trial. Terms apply. Visit the Super Cruise page for compatible roads and full details.