AT4 trim, Summit White exterior and Jet Black with Kalahari accents interior.

KEY FEATURES INCLUDE

Leather Seats, Navigation, 4x4, Heated Driver Seat, Heated Rear Seat, Cooled Driver Seat, Back-Up Camera, Premium Sound System, Satellite Radio, iPod/MP3 Input. MP3 Player, Keyless Entry, Privacy Glass, Steering Wheel Controls. GMC AT4 with Summit White exterior and Jet Black with Kalahari accents interior features a 8 Cylinder Engine with 470 HP at 2800 RPM*.

OPTION PACKAGES

ENGINE, DURAMAX 6.6L TURBO-DIESEL V8, B20-DIESEL COMPATIBLE: (470 hp [350.5 kW] @ 2800 rpm, 975 lb-ft of torque [1322 Nm] @ 1600 rpm) (Includes (K05) engine block heater.), AT4 PREMIUM PLUS PACKAGE: includes (PDO) AT4 Preferred Package, (CF5) power sunroof, (CWM) Technology Package and (VXW) AT4 high clearance step, LPO.

AFFORDABLE

Reduced from $69,995. This Sierra 2500HD is priced $5,500 below J.D. Power Retail.

WHO WE ARE

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 8/21/2026. Horsepower calculations based on trim engine configuration. Please confirm the accuracy of the included equipment by calling us prior to purchase.

Additional Information

10-Speed A/T,4-Wheel Disc Brakes,8 Cylinder Engine,A/C,ABS,Adjustable Steering Wheel,Aluminum Wheels,AM/FM Stereo,Apple CarPlay,Auto-Dimming Rearview Mirror,Auxiliary Audio Input,Back-Up Camera,Bed Liner,Blind Spot Monitor,Bluetooth,Bucket Seats,Climate Control,Conventional Spare Tire,Cross-Traffic Alert,Cruise Control,Daytime Running Lights,Diesel Fuel,Driver Adjustable Lumbar,Driver Air Bag,Floor Mats,Fog Lamps,Four Wheel Drive,Front Head Air Bag,Front Side Air Bag,Heated Mirrors,Heated Seats,Heated Seats,Heated Seats,Heated Steering Wheel,Integrated Turn Signal Mirrors,Intermittent Wipers,Keyless Entry,Keyless Start,Leather Seats,Locking/Limited Slip Differential,Mirror Memory,MP3 Player,Multi-Zone A/C,Navigation System,Passenger Adjustable Lumbar,Passenger Air Bag,Power Door Locks,Power Driver Seat,Power Mirror(s),Power Passenger Seat,Power Steering,Power Windows,Premium Sound,Privacy Glass,Rain Sensing Wipers,Rear Defrost,Rear Head Air Bag,Rear Parking Aid,Remote Start,Running Boards/Side Steps,Satellite Radio,Seat Memory,Security System,Smart Device Integration,Stability Control,Steering Wheel Audio Controls,Sunroof / Moonroof,Sunroof / Moonroof,Telematics,Tire Pressure Monitor,Tires - Front All-Terrain,Tires - Rear All-Terrain,Tow Hitch,Tow Hooks,Traction Control,Variable Speed Intermittent Wipers,WiFi Hotspot