2025 GMC Sierra 3500HD AT4 delivers commanding power and premium capability in a sophisticated Crew Cab configuration. This diesel-powered workhorse combines the legendary Duramax 6.6L V8 Turbodiesel engine with a smooth 10-Speed Automatic transmission and full-time 4WD, engineered for serious hauling and towing performance. With a One Owner history and Clean Carfax report, this truck has been meticulously maintained and is fully serviced and ready for immediate ownership.
- Universal Home Remote
- LED Smoked Amber Roof Marker Lamps
- Power Sliding Rear Window with Defogger
- GMC MultiPro Tailgate Step Lights
- Gooseneck/5th Wheel Prep Package
- Heated Leather Seats with Ventilation
- 13.4" GMC Premium Information Display with 15" Head-Up Display
- HD Surround Vision with Trailer Camera Provisions
- Bose Premium 7-Speaker Sound System with SiriusXM
- AT4 Premium Plus Package with X31 Off-Road Package
This vehicle is Ford CPO Blue Certified, backed by a comprehensive warranty and our 30-Day Exchange guarantee, ensuring your complete confidence in this quality truck.
The AT4 trim elevates this Sierra with premium leather interior in Jet Black and Kalahari accents, heated and ventilated front seats, and an array of driver-assistance technologies including Automatic Emergency Braking, Lane Departure Warning, and Rear Cross Traffic Alert. An engine block heater and 220-amp alternator optimize cold-weather performance, while the advanced suspension and off-road capabilities ensure capability in any condition. Visit us today to experience the commanding presence and sophisticated engineering of this exceptional 3500HD.
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