
Heated/Cooled Leather Seats, Nav System, Hitch, Heated Rear Seat, 4x4, Turbo Charged Engine, Aluminum Wheels, Bed Liner, GOOSENECK / 5TH WHEEL PREP PACKAGE, LPO, ALL-WEATHER FLOOR LINER, 1ST AND... TECHNOLOGY PACKAGE.
KEY FEATURES INCLUDE
Leather Seats, 4x4, Heated Driver Seat, Heated Rear Seat, Cooled Driver Seat, Running Boards, Premium Sound System, Satellite Radio, Onboard Communications System, Aluminum Wheels. Privacy Glass, Keyless Entry, Steering Wheel Controls, Heated Mirrors. GMC Denali with Ebony Twilight Metallic exterior and Jet Black interior features a 8 Cylinder Engine with 401 HP at 5200 RPM*.
OPTION PACKAGES
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 (K05) engine block heater.), TECHNOLOGY PACKAGE includes (DRZ) Rear Camera Mirror and (UV6) Multi-color 15" Diagonal Head-Up Display, GOOSENECK / 5TH WHEEL PREP PACKAGE -- Hitch platform to accept Gooseneck or 5th Wheel hitch. Includes hitch platform with tray to accept ball, stamped bed holes with removable caps installed and bed mounted 7-pin trailer harness (similar to UY2 harness). LPO, ALL-WEATHER FLOOR LINER, 1ST AND 2ND ROWS (dealer-installed), GVWR, 14,000 LBS. (6350 KG) WITH DUAL REAR WHEELS, AUDIO SYSTEM, PREMIUM GMC INFOTAINMENT SYSTEM WITH NAVIGATION AND 8" DIAGONAL COLOR TOUCH-SCREEN includes 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, advanced voice recognition, in-vehicle apps, personalized profiles for infotainment and vehicle settings. Includes greater memory. (STD) (Includes (PZ8) Hitch Guidance with hitch view.), TRANSMISSION, ALLISON 10-SPEED AUTOMATIC.
A GREAT TIME TO BUY
Reduced from $55,995. This Sierra 3500HD is priced $3,600 below J.D. Power Retail.
BUY FROM AN AWARD WINNING DEALER
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 10/30/2025. Horsepower calculations based on trim engine configuration. Please confirm the accuracy of the included equipment by calling us prior to purchase.


