About This GMC Sierra 3500HD

This 2021 GMC Sierra 3500HD Denali Crew Cab 4x4 is finished in Onyx Black with a Jet Black interior. The Carfax report indicates no accidents or mileage discrepancies.
Powertrain:
Duramax 6.6-liter turbodiesel V8 producing 445 hp and 910 lb-ft of torque
Allison 10-speed automatic transmission driving all four wheels
Factory Equipment Highlights:
Denali Ultimate Package: rear camera mirror, 15-inch multicolor head-up display, 8-inch digital driver information center, power sunroof
Driver Alert Packages I & II: front/rear park assist, lane change alert with blind spot monitoring, rear cross-traffic alert, forward collision alert, lane departure warning, automatic emergency braking, following distance indicator
Cargo Convenience Package: console vault, rear under-seat storage
17-inch forged polished aluminum wheels
GMC MultiPro tailgate
Bose premium sound system
Modifications Reported by Seller:
Shortened exhaust pipe
Aftermarket bed power point/harness outlet
Underbody protective coating
This Sierra 3500HD Denali combines heavy-duty towing capability, advanced safety and comfort features, and Denali-level luxury, with a few minor flaws and aftermarket enhancements for practicality and protection.