
Denali trim. Heated/Cooled Leather Seats, Sunroof, NAV, 4x4, Turbo, Alloy Wheels, Bed Liner, Tow Hitch, AUDIO SYSTEM, 8" DIAGONAL COLOR TOUCH SCREEN NAVIGATION WITH GMC INFOTAINMENT SYSTEM, AM/FM/SIRIUSXM, HD RADIO, DURAMAX PLUS PACKAGE.
KEY FEATURES INCLUDE
Leather Seats, 4x4, Heated Driver Seat, Cooled Driver Seat, Back-Up Camera, Running Boards, Premium Sound System, Onboard Communications System, Trailer Hitch, Aluminum Wheels. Keyless Entry, Privacy Glass, Steering Wheel Controls, Electronic Stability Control. GMC Denali with Dark Slate Metallic exterior and Jet Black interior features a 8 Cylinder Engine with 445 HP at 2800 RPM*.
OPTION PACKAGES
DURAMAX PLUS PACKAGE includes (L5P) Duramax 6.6L Turbo-Diesel V8 engine and (VQY) chrome recovery hooks, LPO, (MW7) Allison 1000 6-speed automatic transmission (Includes (DQS) outside memory equipped heated power-adjustable vertical trailering mirrors.), SUNROOF, POWER, MIRRORS, CHROME, OUTSIDE HEATED POWER-ADJUSTABLE VERTICAL TRAILERING, MEMORY-EQUIPPED, UPPER GLASS, POWER-FOLDING AND MANUAL EXTENDING; Includes integrated turn signal indicators, consisting of 51 square inch flat mirror surface positioned over a 24.5 square inch convex mirror surface with a common head and lower convex spotter glass (convex glass is not heated and not power-adjustable) and addition of auxiliary cargo lamp for backing up (helps to see trailer when backing up with a trailer) and amber auxiliary clearance lamp, AUDIO SYSTEM, 8" DIAGONAL COLOR TOUCH SCREEN NAVIGATION WITH GMC INFOTAINMENT SYSTEM, AM/FM/SIRIUSXM, HD RADIO with USB ports, auxiliary jack, Bluetooth® streaming audio for music and most phones, Pandora Internet radio and voice-activated technology for radio and phone (STD), ENGINE, DURAMAX 6.6L TURBO-DIESEL V8, B20-DIESEL COMPATIBLE (445 hp [332 kW] @ 2800 rpm, 910 lb-ft of torque [1220 Nm] @ 1600 rpm) Includes (K40) exhaust brake, capped fuel fill and (K05) engine block heater. TRANSMISSION, ALLISON 1000 6-SPEED AUTOMATIC, ELECTRONICALLY CONTROLLED with overdrive, electronic engine grade braking and tow/haul mode.
EXPERTS CONCLUDE
KBB.com explains "What do you call a heavy-duty pickup that can pull, haul and work like theres no tomorrow, yet offers its passengers a level of comfort and refinement on par with some luxury SUVs? You call it the 2018 GMC Sierra 2500 or 3500 HD.".
WHY BUY FROM US
At Ideal Buick GMC, NO ONE BEATS AN ASCHENBACH DEALand were proud to be your trusted Buick and GMC dealership serving Frederick, Hagerstown, Urbana, Mt. Airy, Thurmont, and beyond! As part of the family-owned Aschenbach Auto Group, we offer 40+ years of relationship-building, expertise, and a commitment to honest, transparent car buying.
Pricing analysis performed on 2/27/2026. Horsepower calculations based on trim engine configuration. Please confirm the accuracy of the included equipment by calling us prior to purchase.

