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The Manufacturer’s Suggested Retail Price excludes tax, title, license, dealer fees and optional equipment. Dealer sets final price.
1Dealer Discount applied to everyone
2025 GMC Sierra 2500HD AT4 Duramax 4WD CARBRAVO Certified | Lockport, NY
Experience uncompromising power, off-road capability, and premium comfort in this 2025 GMC Sierra 2500HD AT4, available now in Lockport, NY and serving North Tonawanda, Niagara Falls, Buffalo, and all of Western New York. With a FULL U.S. FACTORY WARRANTY and CARBRAVO certification, this heavy-duty AT4 is built to perform with confidence.
Power & Capability
Duramax 6.6L V8 Turbodiesel
10-Speed Automatic Transmission
4-Wheel Drive
X31 Off-Road Package
Hill Descent Control
2-Speed Active Transfer Case
Exceptional towing and off-road performance for demanding WNY conditions
Key Features & Packages
Preferred Equipment Group 4SB
Dual Moonroof / Sunroof
Bose Premium 7-Speaker Audio System
SiriusXM with 360L
Steering Wheel Audio Controls
120V Bed-Mounted Power Outlet
120V Instrument Panel Power Outlet
Bed View Camera with Trailer Camera Provisions
Trailer Viewing Software
Interior Comfort & Technology
Heated & Ventilated Front Seats
Heated 2nd Row Outboard Seats
Push Button Start
Remote Vehicle Starter System
Keyless Open & Start
Wireless Charging
Safety Alert Seat
Ultrasonic Front & Rear Park Assist
CARBRAVO Certified Pre-Owned Benefits
Backed by CarBravo and built by GMC, this Sierra includes:
12-Month / 12,000-Mile Limited Bumper-to-Bumper Warranty
$0 Deductible
172-Point Inspection
Courtesy Transportation During Warranty Repairs
Vehicle History Report
3-Month SiriusXM Trial
1-Month OnStar Safety Services Trial with Roadside Assistance
Located in Lockport, NY
Serving North Tonawanda Niagara Falls Buffalo Niagara County
Schedule your test drive today and see why this 2025 GMC Sierra 2500HD AT4 Duramax stands at the top of the heavy-duty truck class.