2024 GMC Sierra 2500HD AT4X Truck Duramax V8 Turbodiesel

This 2024 GMC Sierra 2500HD AT4X Crew Cab 4WD in Silver delivers serious capability with the legendary Duramax 6.6L V8 Turbodiesel engine paired to a 10-speed automatic transmission, providing the power and torque you need for work or towing.

- Duramax 6.6L V8 Turbodiesel with 470 hp and 975 lb-ft of torque
- Gooseneck/5th Wheel Prep Package with hitch platform and bed-mounted 7-pin trailer harness
- Integrated Trailering System with hitch guidance, trailer tire pressure monitoring, and integrated trailer brake controller
- Bose Premium 12-Speaker Audio System with SiriusXM 360L and wireless phone projection
- 16-Way power driver and passenger seats with lumbar support, heated and ventilated
- Spray-on bedliner with AT4 logo and 120-volt bed-mounted power outlet
- Off-road suspension with 2-speed active transfer case and hill descent control
- Rear underseat lockable storage bin (dealer-installed)
- Multicolor 15-inch head-up display
- HD Surround Vision with bed view camera and trailer camera provisions
- Ultrasonic front and rear park assist with rear cross traffic alert
- Automatic emergency braking with forward collision alert
- GMC MultiPro tailgate step lights (dealer-installed)
- Dual 220-amp primary and 170-amp auxiliary alternators with engine block heater

The AT4X designation signals serious off-road engineering, and this truck proves it with an off-road suspension system, electronic locking differentials integration through the active transfer case, and hill descent control for confident terrain management. The versatile MultiPro tailgate opens your options for loading and securing cargo, while the spray-on bedliner protects your investment through years of use. Inside, premium full-grain leather seating, heated and ventilated front seats, and heated second-row outboard seats ensure comfort in any season.

Technology keeps you connected and in control. The premium infotainment system includes wireless phone projection compatible with Apple CarPlay and Android Auto, while the integrated trailering system provides real-time insights into your trailer's performance. The head-up display keeps critical information in your line of sight, and OnStar with GMC Connected Services provides emergency assistance and vehicle diagnostics.

Safety features work to protect your crew. Automatic emergency braking with forward collision alert, lane departure warning, and trailer side blind zone alert all contribute to awareness on the road. The surround vision camera system, rear cross traffic alert, and ultrasonic park assist give you sight lines and precision when maneuvering in tight spaces or backing up a trailer.

The diesel engine paired with dual alternators ensures reliable power delivery for demanding applications. The engine block heater keeps the diesel fuel conditioned in cold climates, while the heavy-duty 80-amp battery and dual charging system support all the advanced electronics. With the gooseneck/5th wheel prep package already installed, this truck is ready to accept the hitch you need without dealer modifications.

This Sierra 2500HD AT4X combines work-ready engineering with premium comfort and modern connectivity. Whether you're managing a job site, towing a fifth wheel, or navigating challenging terrain, this truck is engineered to handle it all. We invite you to see it in person and experience the capability and quality GMC engineering delivers.