
Discover the ultimate in rugged, capable performance with the 2026 GMC Sierra 2500HD AT4. Engineered to conquer any terrain, this powerhouse is equipped with a Duramax 6.6L V8 Turbodiesel engine that delivers an impressive 470 horsepower and 975 lb-ft of torque.
- Duramax 6.6L V8 Turbodiesel engine (B20-Diesel compatible)
- 10-Speed Automatic Transmission
- 4-Wheel Drive
Elevate your driving experience with the AT4 Premium Plus Package, featuring:
- Bose Premium 7-Speaker Sound System
- Heated Steering Wheel
- Multicolor 15 Diagonal Head-Up Display
- Wireless Charging
- And much more
Tackle the toughest jobs with confidence thanks to the Sierra 2500HD AT4's impressive capabilities, including:
- 220-Amp Alternator
- Heavy-Duty 80 Amp Battery
- Off-Road Suspension
- 2-Speed Active Transfer Case
- Spray-on Pickup Bedliner with GMC Logo
Elevate your driving experience with advanced technology and premium comfort features:
- Apple CarPlay/Android Auto
- Wireless Phone Projection
- Heated and Ventilated Front Seats
- Heated Rear Outboard Seats
- Automatic Emergency Braking
- Forward Collision Alert
- And more
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.$1000 - Purchase Allowance. Exp. 06/30/2026




