2026 GMC Sierra 2500 HD Denali Ultimate

Complete vehicle specifications

Vehicle description

Features & options (120)

• Adaptive Cruise Control
• Heated Steering Wheel
• Remote Start
• 4WD/AWD
• Android Auto
• Apple CarPlay
• Aux Input
• Heated Seats
• Keyless Entry
• Keyless Ignition System
• Leather Seats
• Wi-Fi Hotspot
• Emergency Brake Assist
• Lane Departure Warning
• Blind Spot Monitor
• Forward Collision Warning
• Navigation System
• Rear View Camera
• Satellite Radio
• Tow Hitch/Tow Package
• Entertainment System
• Turbo Charged Engine
• Rear head restraint control : 2 rear seat head restraints
• Seating capacity : 5
• Door panel insert : Aluminum and genuine wood door panel insert
• Panel insert : Aluminum and genuine wood instrument panel insert
• Console insert material : Aluminum console insert
• Individual driver and front passenger seats provide generous room and comfort.
• This enhances cab appearance and adds sound and weather insulation.
• Floor mats protect the vehicle floor covering from dirt and wear and can easily be removed for cleaning.
• Rear seatback upholstery : Carpet rear seatback upholstery
• Interior accents : Chrome interior accents
• Rear seats fixed or removable : Fixed rear seats
• Carpet flooring enhances the interior appearance and provides an added layer of sound insulation.
• Full coverage flooring enhances the interior appearance and provides an added layer of sound insulation.
• Headliner coverage : Full headliner coverage
• This provides an attractive, rich looking appearance.
• Your driving glove. A leather wrapped steering wheel brings the touch of luxury to your drive.
• Front head restraint control : Manual front seat head restraint control
• Rear head restraint control : Manual rear seat head restraint control
• Massaging driver seat
• Massaging front passenger seat
• Front seatback upholstery : Plastic front seatback upholstery
• This feature provides increased comfort for rear seat passengers.
• A center armrest contributes to a more comfortable driving environment.
• Headliner material : Simulated suede headliner material
• Gearshifter material : Urethane gear shifter material
• Exterior 120V AC power outlet : 1 exterior 120V AC power outlet
• Number of beverage holders : 8 beverage holders
• Boxside steps : BedStep integrated side steps
• Passenger doors rear left : Conventional left rear passenger door
• Passenger doors rear right : Conventional right rear passenger door
• DEF fluid gauge : Diesel exhaust fluid (def) gauge
• Clock : Digital clock
• This feature helps to keep the driver informed about the status of systems on the vehicle.
• The addition of a visor mirror increases the functionality of the visor.
• Beverage holders prevent spills and free the driver's hands, which increases safe operation of the vehicle.
• Rear seat direction : Front facing rear seat
• Full gauge cluster screen
• Integrated tailgate step
• Rear cargo door : MultiPro Tailgate tailgate
• Oil pressure gauge
• Oil pressure warning
• This makes it easier to read in low light conditions.
• This feature helps to remove frost/ice/snow for increased visibility.
• Speedometer : Redundant digital speedometer
• Smart device remote start
• Tachometer
• A trip odometer is useful for keeping track of distance traveled during a trip or between fill-ups.
• The variable intermittent setting allows the wipers to be adjusted based on the amount of moisture the vehicle is driving through.
• Voltmeter
• Number of doors : 4 doors
• Fenders : Black fender flares
• Bumpers front : Body-colored front bumper
• Bumpers rear : Body-colored rear bumper
• Door handle material : Chrome door handles
• Door mirror style : Chrome door mirrors
• Bumper rub strip front : Chrome front bumper rub strip
• Window Trim : Chrome side window trim
• Bumper insert : Dark chrome front bumper insert
• Grille style : Dark chrome grille
• Vehicle to trailer hitching assist : Hitch Guidance vehicle to trailer hitching assist
• In-box lighting : LED in-box lighting
• Special paint : Monotone paint
• Wheel covers : Wheel hub covers
• This helps reduce exhaust pollutants.
• Speakers number : 12 speakers
• Primary display size : 13.4 inch primary display
• Satellite trial : 3 month satellite trial subscription
• Radio : AM/FM/SiriusXM with 360Lsatellite
• This stereo system offers noticeably improved fidelity and listening satisfaction compared to a non-amplified audio system.
• Antenna : Fixed audio antenna
• Wireless speaker number : Kicker MultiPro Sound System 2 wireless speakers
• Seek scan
• Valves per cylinder : 4
• Horsepower : 470 HP @2800 RPM
• Displacement liters : 6.6 L
• The alternator maintains the battery charge and supplies electrical power for the ignition system and accessory equipment.
• Aluminum construction is lightweight, providing weight savings that contribute to better handling and fuel economy.
• Ignition : Compression ignition system
• Dual batteries assure a sufficient supply of electrical power for heavy duty or specialized use.
• Powertrain type : ICE
• Iron construction provides strength and durability.
• A monobeam axle provides rigidity and strength. It is used by most trucks and large SUVs because it can support heavy loads.
• Two-Speed Transfer Case
• Seatbelt pretensioners number : 2 seatbelt pre-tensioners
• They help define the height of the vehicle in the dark.
• Gauge cluster display size (inches) : Gauge cluster display size: 12.30
• This safety feature is more easily visible to following drivers and helps them react quicker to a slowing or stopped vehicle.
• This headlamp layout provides improved lighting due to the dedicated task assigned to each bulb.
• The additional chest coverage provides upper body support during a collision.
• Smart device integration : Apple CarPlay/Android Auto smart device wireless mirroring
• Mobile app access : MyGMC Mobile App mobile app access
• DriveType: Four Wheel Drive
• Fuel System: Direct Injection
• Fuel Tank Capacity: 36 gal
• Fuel Type: Diesel Fuel
• Horse Power: 470
• Rear Wheel: Single
• Trailering Capacity: 18500 lbs

Dealer-provided information may change. Confirm availability, price, vehicle condition, taxes and fees with the selling dealership.