Introducing the 2026 GMC Sierra 1500 AT4, a powerhouse of a truck offered by Joe Cooper Chevrolet GMC Cadillac of Shawnee in the striking Onyx Black exterior with Jet Black and Kalahari Accents interior. Engineered with precision and packed with features, this truck is designed to meet both your rugged off-road adventures and everyday convenience needs.

Under the hood, the Sierra 1500 AT4 is powered by the mighty EcoTec3 6.2L V8 engine paired with a 10-speed automatic transmission, delivering robust performance and smooth handling, enhanced by the 4WD drivetrain. The off-road suspension and Hill Descent Control ensure you can tackle any terrain with confidence.

Inside, the cabin is a blend of luxury and technology, featuring heated and ventilated front seats, a heated steering wheel, and heated rear seats for comfort in all weather conditions. The Premium Bose 7-Speaker Sound System and the GMC Infotainment Audio System with Apple CarPlay and Android Auto ensure you stay connected and entertained wherever the road takes you.

Safety is a top priority, with features including Automatic Emergency Braking, Forward Collision Alert, Lane Keep Assist with Lane Departure Warning, and Rear Cross Traffic Braking. The AT4 also includes advanced technology like HD Surround Vision, a Multicolor 15" Diagonal Head-Up Display, and a Bed View Camera for enhanced visibility and control.

The GMC Sierra 1500 AT4 comes equipped with practical features such as a Power Sliding Rear Window with Rear Defogger, Keyless Open and Start, and a Spray-on Pickup Bedliner with GMC Logo, making it both a functional and stylish choice for any driver.

Experience the perfect blend of performance, technology, and luxury with the 2026 GMC Sierra 1500 AT4. Who loves ya', Oklahoma? We do, at Joe Cooper Chevrolet GMC Cadillac of Shawnee, and we're excited to offer you this exceptional vehicle!