CARFAX One-Owner. Clean CARFAX. Sterling Metallic 2026 GMC Sierra 3500HD SLE 4WD 10-Speed Automatic Duramax 6.6L V8 Turbodiesel 10-Speed Automatic, 4WD, Black Cloth, 10-Way Power Driver Seat Adjuster with Lumbar, 120-Volt Bed Mounted Power Outlet, 120-Volt Instrument Panel Power Outlet, 2 Charge-Only Rear USB Ports, 2 Charge/Data USB Ports, 2-Speed Electronic Shift Transfer Case, 4-Way Manual Driver Seat Adjuster, Chrome Surround Grille with Chrome Insert Bars, Deep-Tinted Glass, Dual-Zone Automatic Climate Control, Electric Rear-Window Defogger, Gooseneck/5th Wheel Prep Package, Heated Driver and Front Outboard Passenger Seats, Heated Steering Wheel, Keyless Open and Start, LED Fog Lamps, Manual Tilt-Wheel/Telescoping Steering Column, Preferred Equipment Group 3SA, Push Button Start, Remote Start Package, Remote Vehicle Starter System, SiriusXM with 360L Trial Subscription, SLE Convenience Package, SLE Heated Package, SLE Value Package, Spray-on Pickup Bedliner with GMC Logo, Steering Wheel Audio Controls, Unauthorized Entry Theft-Deterrent System, Wireless Phone Projection.