
Discover the ultimate in rugged capability and refined luxury with the 2026 GMC Sierra 1500 AT4. This exceptional full-size pickup is engineered to conquer any terrain, while delivering an unparalleled driving experience.
- 6.2L EcoTec3 V8 engine with Dynamic Fuel Management
- 10-speed automatic transmission with 4WD
- Premium Bose 7-speaker sound system
- Wireless Apple CarPlay and Android Auto
- Heated and ventilated front seats
- Heated rear outboard seats
- Multicolor 15 head-up display
- Trailering package with hitch guidance and view
Whether you're tackling the great outdoors or navigating the urban jungle, the Sierra AT4 is up for the challenge. Its rugged off-road suspension, skid plates, and all-terrain tires provide the confidence to explore uncharted territory. Yet, inside the cabin, you'll be surrounded by premium materials, advanced technology, and thoughtful creature comforts.
Elevate your driving experience with the 2026 GMC Sierra 1500 AT4. This capable and well-appointed truck is ready to handle your toughest tasks and biggest adventures. Schedule a test drive today and discover the difference.
Tax, title, documentation fee ($251), optional accessories, and additional fees may apply. Availability and pricing are subject to change.
Take a test drive today at Stoops Buick GMC in Plainfield, IN family-owned and proudly serving the community since 1990. We're a trusted Buick and GMC dealership near Indianapolis with an A+ Better Business Bureau rating and a CARFAX Top-Rated Dealer (7 years running).
Conveniently located in Plainfield, Indiana, just 5 minutes west of Indianapolis International Airport and north of I-70 on SR 267, we proudly serve drivers from Plainfield, Indianapolis, Greenwood, Avon, Brownsburg, Mooresville, and surrounding areas.
Call us directly at 317-839-7771. Thank you for the opportunity to earn your business!
*Includes all applicable incentives. We strive to ensure the accuracy of the information on this site; however, errors may occur. To verify details, please call 317-839-7771 or visit us in-store. Price includes discounts and rebates available to the general public, and dealer installed items. You may qualify for additional rebates. , Doc Fee Taxes and license are extra. Use of factory sponsored finance or lease programs may affect final vehicle price, and are subject to credit approval. Subject to prior sale.$1500 - Bonus Cash. Exp. 06/01/2026 $1750 - Purchase Allowance. Exp. 06/01/2026 $3500 - Trade Assistance. Exp. 06/01/2026




