2026 GMC Sierra 1500 AT4

Jim Taylor Buick GMC is proud to offer this well-equipped GMC, delivering the comfort, capability, and features drivers expect for everyday driving. - Navigation System - AT4 Preferred Package - AT4 Premium Package - Technology Package - Trailering Package Elevate your driving experience with the 2026 GMC Sierra 1500 AT4. This impressive truck boasts a powerful 6.2L V8 EcoTec3 engine, delivering an exceptional 420 horsepower and 460 lb-ft of torque. Paired with a smooth-shifting 10-speed automatic transmission and robust 4-wheel drive, the Sierra AT4 is ready to tackle any terrain with confidence. Designed for the adventurous, the AT4 package includes an off-road-tuned suspension, all-terrain tires, and skid plates to conquer the toughest trails. The available Trailering Package ensures you can haul your toys with ease, while the AT4 Preferred and Premium Packages add premium features like a Bose sound system, heated and ventilated seats, and a panoramic sunroof. Staying connected is a breeze with the Sierra's advanced technology. Enjoy seamless integration with your smartphone through wireless Apple CarPlay and Android Auto, along with a high-definition 15-inch head-up display and a 360-degree camera system for enhanced visibility. Safety is a top priority, with features like automatic emergency braking, lane keep assist, and rear pedestrian detection working tirelessly to protect you and your passengers. The Sierra's robust construction and advanced airbag system provide added peace of mind. Whether you're tackling the worksite or embarking on an off-road adventure, the 2026 GMC Sierra 1500 AT4 is the ultimate companion. Experience the perfect blend of power, capability, and refined comfort. At Jim Taylor Buick GMC in Monroe, serving drivers across Northeast Louisiana, we're committed to making your vehicle shopping experience straightforward and transparent. From new Buick and GMC models to reliable pre-owned vehicles, our team is ready to help with financing, trade-ins, and test drives—online or in person.

Market range uses current approved inventory near this dealer. Taxes, fees, incentives, vehicle history, and equipment can affect actual value.

Truck specifications

Engine

6.2L EcoTec3 V8 engine

Transmission

Automatic

Drivetrain

Four Wheel Drive

Fuel

Gasoline Fuel

Exterior

White

Interior

Jet Black with Kalahari accents, Perforated leather front seat trim

Doors

4

Body Style

Truck

City Mpg

14

Highway Mpg

17

Features

• AWD
• Adaptive Cruise Control
• Android Auto
• Apple CarPlay
• Automatic Climate Control
• Backup Camera
• Bluetooth
• Fog Lights
• Keyless Entry
• Lane Departure Warning
• Lane keep assist
• Parking Sensors / Assist
• Power Seats
• Premium Package
• Push Start
• Rain Sensing Wipers
• Remote Start
• Side-Impact Air Bags
• Sunroof / Moonroof
• Technology Package
• Tow Package
• Wireless Phone Charging