This 2023 GMC Sierra 2500HD AT4 is a commanding diesel workhorse finished in crisp white with premium jet black leather appointed with Kalahari accents. The Crew Cab Standard Bed configuration pairs the legendary 6.6L V8 Duramax turbodiesel engine with a smooth 10-speed automatic transmission and full-time 4WD capability. With just over 18,500 miles, this truck offers capability and refinement ready for any job or adventure.

- Duramax 6.6L V8 Turbodiesel with 220-amp alternator and engine block heater
- AT4 Premium Plus Package with off-road suspension and X31 Off-Road Package
- MultiPro Audio System by Kicker with SiriusXM and premium GMC infotainment with navigation
- Heated and ventilated front bucket seats with 10-way power adjustment and lumbar support
- Advanced driver assistance including lane departure warning, forward collision alert, and rear cross traffic alert
- Integrated trailering system with hitch guidance camera and trailer brake controller
- 20 machined aluminum wheels with spray-on bed liner and all-weather floor liners
- Heated steering wheel, power sunroof, and wireless charging
- Ultrasonic park assist and HD surround vision with multiple camera provisions
- Black sport step with red recovery hooks for iconic AT4 styling

The AT4 trim delivers premium comfort and capability in the heart of the Sierra 2500HD lineup. Stop by for a test drive and experience the commanding presence and refined interior of this outstanding diesel truck.