2025 GMC Sierra 2500

The 2025 GMC Sierra 2500HD AT4 is engineered for those who demand capability and refinement in a heavy-duty truck. This white diesel powerhouse combines serious work capacity with the premium appointments found in the AT4 lineup, making it ready for both job site demands and refined daily driving.This truck is equipped with a comprehensive package of features designed for modern truck owners:- Duramax 6.6L V8 Turbodiesel engine with 470 horsepower and 975 lb-ft of torque- 10-Speed Automatic transmission with 4WD capability- AT4 Premium Plus Package including power sunroof and Technology Package- Gooseneck/5th Wheel Prep Package with hitch platform and bed-mounted trailer harness- Advanced infotainment system with SiriusXM 360L and Apple CarPlay/Android Auto- Bed View Camera with dual trailer camera provisions- Heated and ventilated leather front seats with 10-way power adjustment- Bose Premium 7-Speaker sound system with wireless phone projection- Off-Road High Clearance Step and X31 Off-Road Package- 20'' high gloss black aluminum wheels- Spray-on pickup bedliner with GMC logo- Multicolor 15'' Head-Up Display- Ultrasonic front and rear park assist with HD surround vision- Hill Descent Control and 2-Speed Active Transfer Case- Heated steering wheel and dual-zone automatic climate controlThe Sierra 2500HD AT4 is built around a 2-Speed Active Transfer Case and offers Hill Descent Control for confident off-road performance. The Gooseneck/5th Wheel Prep Package includes a hitch platform with tray, stamped bed holes with removable caps, and bed-mounted seven-pin trailer harness, making this truck ready for serious towing operations. The Engine Block Heater and 220-amp alternator ensure reliable cold-weather starting and robust electrical capacity for demanding applications.Inside, the cab combines comfort and connectivity. The Technology Package delivers a GMC Infotainment System with a 15-inch Head-Up Display, while Apple CarPlay and Android Auto integration keeps you connected. Wireless charging, dual USB charge ports, and USB data ports throughout the cabin support modern devices. The heated and ventilated front seats feature perforated leather trim and memory functions for the driver, while a heated steering wheel adds comfort during cold mornings.Safety systems throughout the truck work to protect you and your passengers. Automatic Emergency Braking, Forward Collision Alert, and Front Pedestrian Braking monitor the road ahead. Lane Departure Warning System, Trailer Side Blind Zone Alert, and Rear Cross Traffic Alert provide awareness in various driving scenarios. The truck features a comprehensive airbag system, Hill Start Assist, and electronic stability control as standard.The exterior reflects the AT4's purposeful design with its Gloss Black grille and header, LED cargo lighting, and LED smoked amber roof marker lamps. Rain-sensing wipers and fully automatic headlights with IntelliBeam adjust to conditions automatically. Deep-tinted glass and heated, power-adjustable door mirrors with turn signal indicators add functionality and style. The spray-on bedliner protects your cargo area, while the Rear Wheelhouse Liners offer additional protection beneath.This 2025 GMC Sierra 2500HD AT4 delivers the advanced capability and comfort you expect from a premium heavy-duty truck. Visit us today to experience the diesel power, refined interior, and intelligent features that make this truck stand ready for any challenge.