This 2023 GMC Sierra 2500HD AT4 delivers premium capability with a Duramax 6.6L turbodiesel V8 engine and 4WD performance. With just over 57,500 miles, this crew cab is Premier Certified and finished in white with sophisticated jet black leather interior accented in kalahari. The AT4 package combines rugged off-road readiness with refined comfort and convenience for serious truck buyers.
- Duramax 6.6L V8 Turbodiesel with 10-Speed Automatic transmission
- Bose Premium 7-Speaker Sound System with Navigation and Wireless Phone Projection
- Heated and Ventilated Front Bucket Seats with heated 2nd row outboard seats
- 2-Speed Active Transfer Case with Hill Descent Control for off-road capability
- Remote Vehicle Starter System and Keyless Open & Start
- Bed View Camera with HD Surround Vision and 2 Trailer Camera Provisions
- 20" Machined Aluminum Wheels with Spray-On Bed Liner and AT4 Logo
- Power Sliding Rear Window with Defogger and 120-Volt Bed-Mounted Power Outlet
- Integrated Trailer Brake Controller with Hitch Guidance and In-Vehicle Trailering App
- LED Cargo Area Lighting and Smoked Amber Roof Marker Lamps
This Sierra combines luxury with capability. Features like wireless charging, premium floor liners, and an integrated infotainment system keep you connected, while the Snow Plow Prep and X31 Off-Road packages demonstrate its versatility. Whether you're tackling daily drives or weekend adventures, this truck is ready.
Visit us today to experience the AT4 difference and discover why this certified Sierra should be your next truck.

