CARFAX 1-Owner. SLT trim. Heated Leather Seats, Navigation, Onboard Communications System, Satellite Radio, 4x4, Trailer Hitch, SLT PREFERRED PACKAGE, SIERRA HD PRO SAFETY PLUS PACKAGE, SLT PREMIUM PACKAGE, SLT CONVENIENCE PACKAGE KEY FEATURES INCLUDELeather Seats, 4x4, Satellite Radio, Onboard Communications System, Trailer Hitch. GMC SLT with Onyx Black exterior and Jet Black interior features a 8 Cylinder Engine with 401 HP at 5200 RPM*. OPTION PACKAGESSLT PREMIUM PACKAGE includes (PCY) SLT Convenience Package, (PDY) SLT Preferred Package, (PED) Sierra HD Pro Safety Plus Package, (BVQ) 6 rectangular, cab length Chrome assist steps, and (CGN) spray-on bedliner. No substitutions to the above content. SLT CONVENIENCE PACKAGE includes (A50) bucket seats with (D07) center console, (KQV) ventilated front seats, (UBC) 2 USB Charge/Data ports first row inside center console, (U01) Roof Marker Lamps, (K4C) Wireless Charging and (UQA) Bose Premium Audio System, SIERRA HD PRO SAFETY PLUS PACKAGE includes (UKV) Trailer Side Blind Zone Alert, (UFG) Rear Cross Traffic Alert, (UVN) Bed View Camera, (UV2) HD Surround Vision and (TRG) Trailer Camera Provisions Includes (HS1) Safety Alert Seat and (UD5) Front and rear park assist.), SLT PREFERRED PACKAGE includes (KA6) rear heated seats, (A48) rear sliding power window, (UG1) Universal Home Remote and (KSG) Adaptive Cruise Control, WHEELS, 20 (50.8 CM) MACHINED ALUMINUM WHEEL with bright Silver accents, AUDIO SYSTEM, 13.4 DIAGONAL PREMIUM GMC INFOTAINMENT SYSTEM WITH GOOGLE BUILT IN APPS SUCH AS NAVIGATION AND VOICE ASSISTANCE includes color touch-screen, multi-touch display, AM/FM stereo, Bluetooth® streaming audio for music and most phones; featuring wireless Android Auto® and Apple CarPlay® capability for compatible phones (STD), ENGINE, 6.6L V8 with Direct Injection and Variable Valve Timing, gasoline, (401 hp 299 kW @ 5200 rpm, 464 lb-ft of torque 629 N-m @ 4000 rpm) (STD), TRANSMISSION, ALLISON 10-SPEED AUTOMATIC (STD). A GREAT TIME TO BUYThis Sierra 2500HD is priced $2,400 below J.D. Power Retail. BUY WITH CONFIDENCECARFAX 1-Owner AutoCheck One Owner Pricing analysis performed on 5/28/2026. Horsepower calculations based on trim engine configuration. Please confirm the accuracy of the included equipment by calling us prior to purchase.