2026 GMC Sierra 2500HD Denali Crew Cab 4WD

This 2026 GMC Sierra 2500HD Denali is proudly offered by Hall Buick GMC This GMC includes: HIGH IDLE SWITCH TRAILER TIRE PRESSURE MONITOR SENSORS Tire Pressure Monitor REAR AXLE, 3.42 RATIO EMISSIONS, FEDERAL REQUIREMENTS DENALI RESERVE PACKAGE Generic Sun/Moonroof Sun/Moonroof GVWR, 11,750 LBS LPO, HITCH PACKAGE Tow Hitch TRANSMISSION, 10-SPEED AUTOMATIC A/T 10-Speed A/T ENGINE, DURAMAX 6.6L TURBO-DIESEL V8, B20-DIESEL COMPATIBLE Diesel Fuel 8 Cylinder Engine Turbocharged ASSIST HANDLE, SIDE ASSIST STEPS, POWER-RETRACTABLE, WITH LED PERIMETER LIGHTING AND BRIGHT ACCENT Power Retractable Running Boards Running Boards/Side Steps MAX TRAILERING PACKAGE 3 YEARS SIRIUSXM Satellite Radio Requires Subscription *Note - For third party subscriptions or services, please contact the dealer for more information.* Today's luxury vehicle is not just about opulence. It's about a perfect balance of performance, comfort and attention to detail. This 2026 GMC Sierra 2500HD Denali is the perfect example of the modern luxury. Want to brave the road less traveled? You'll have the 4WD capabilities to do it with this vehicle. This is about the time when you're saying it is too good to be true, and let us be the one's to tell you, it is absolutely true.

Additional Information

Wi-Fi Hotspot capable (Terms and limitations apply. See onstar.com or dealer for details.)|Bluetooth for phone connectivity to vehicle infotainment system|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|Bose Sound System, premium 7-speaker system with Richbass woofer|SiriusXM with 360L Trial Subscription. SiriusXM with 360L transforms your customers' ride with our most extensive and personalized radio experience on the road. (IMPORTANT: The SiriusXM trial subscription is not provided on vehicles that are ordered for Fleet Daily Rental (FDR) use. Trial subscription is subject to the SiriusXM Customer Agreement and privacy policy, visit siriusxm.com which includes full terms and how to cancel. All fees, content, features, and availability are subject to change. Some features require GM connected vehicle services.)|SiriusXM Trial Subscription|Wireless phone projection for Apple CarPlay and Android Auto|Moldings, beltline, chrome|Bumper, rear body-color with bumper CornerSteps|Bumper, front, body-color lower|Fog lamps, LED|Mirrors, outside power-adjustable vertical trailering with heated and auto-dimming upper glass, (driver and passenger), lower convex mirrors, turn signal indicators, puddle lamps, (U12) perimeter lighting, auxiliary lighting, power folding/extending (extends 3.31 [84.25mm]) lighting|LPO, Polished exhaust tip (dealer-installed) (Requires (L8T) 6.6L V8 gas engine. Not included with (L5P) Duramax 6.6L Turbo-Diesel V8 engine.)|Assist steps, chromed tubular, 6 rectangular cab length (factory installed)|Mirror caps, chrome|Tire, spare LT275/70R18 all-terrain, blackwall|Tire carrier lock keyed cylinder lock that utilizes same key as ignition and door|Wheelhouse liners, rear|Glass, deep-tinted|Grille (Signature Chrome Denali grille.)|Door handles, chrome|Bed Step, Black integrated on forward portion of bed on driver and passenger side|Headlamps, Animated LED projectors LED turn signals and Daytime Running Lamps|Tailgate, GMC MultiPro Tailgate with six functional load/access features NOTE: Auto release can be disabled if ball hitch is installed. See Owner's manual for details|Tires, LT275/65R20 all-terrain, blackwall|Lamps, Smoked Amber roof marker, (LED) (Not available with (YF5) California state emissions requirements.)|Cargo tie downs (12), fixed, rated at 500 lbs per corner|LED Cargo Area Lighting located in cargo bed activated with switch on center switch bank or key fob|CornerStep, rear bumper|Wipers, front rain-sensing|Lamps, cargo area cab mounted integrated with center high mount stop lamp, with switch in bank on left side of steering wheel|Wheels, 20 (50.8 cm) Ultra-bright machined wheels with Black painted pockets|IntelliBeam, automatic high beam on/off (Included and only available with (PDI) Sierra HD Pro Safety.)|Bedliner, Spray-on, Pickup bedliner with GMC logo (does not include spray-on liner on tailgate due to Black composite inner panel) (Available with Ship Thru code (SQE), (TCE) or (TCH), not available with any other Ship Thru code.)|Tailgate and bed rail protection caps, top|Tailgate, gate function manual with EZ Lift includes power lock and release, includes hitch area light|Taillamps, Animated LED Signature Tail, Stop, turn and Reverse lamps|Wireless Charging|Compass, located in instrument cluster|Steering wheel audio controls|Remote vehicle starter system|USB ports, (2) charge-only, rear|Theft-deterrent system, unauthorized entry|Exterior Temperature Display, located in radio display|Steering column, manual Tilt-Wheel and telescoping|Seat adjuster, passenger 12-way power including lumbar|Universal Home Remote|USB Ports, 2, Charge/Data ports located inside center console|Air vents, rear|Seat, Up-level Rear with Storage Package 60/40 folding bench, includes full-length bench seat, seatback storage on left and right side, center fold out armrest with 2 cupholders, full cab width under-seat storage, (includes child seat top tether anchor)|GMC Premium information Display- 13.4 diagonal Multicolor touch screen|Driver memory recalls driver presets for power driver seat and outside mirrors|Windows, power rear, express down|Steering wheel, heated|Windows, power front, drivers express up/down|Door locks, power|Floor mats, carpeted front (Unique premium carpet. Deleted when LPO floor liners are ordered or (BKF) Premium Floor Liners are ordered.)|Seat adjuster, driver 12-way power including lumbar|Defogger, rear-window electric|Center Console, floor-mounted with cup holders, cell phone storage, power cord management, hanging file folder capability|Seat trim, Forge Perforated Leather|Seating, heated driver and front outboard passenger|Mirror, inside rearview auto-dimming|Adaptive Cruise Control|Window, power front, passenger express up/down|Seats, ventilated driver and front passenger|Power outlet, bed mounted, 120-volt (400 watts shared with (KI4) instrument panel mounted power outlet)|Air conditioning, dual-zone automatic climate control|Seats, front bucket with center console|Seats, heated second row outboard seats|Keyless Open and Start includes remote keyless entry|USB Ports, 2 (first row) located on console|Power outlet, instrument panel, 120-volt (400 watts shared with (KC9) bed mounted power outlet)|Assist handles front A-pillar mounted for driver and passenger, rear B-pillar mounted|Window, power, rear sliding with rear defogger|Rear Seat Reminder|Floor covering, color-keyed carpeting|Steering wheel, wrapped|Floor mats, carpeted rear (Unique premium carpet. Deleted when LPO floor liners are ordered or (BKF) Premium Floor Liners are ordered.)|Driver Information Center, enhanced, 12.3 diagonal reconfigurable multicolor digital display|Rear axle, 3.73 ratio (Requires (L8T) 6.6L V8 gas engine.)|Pickup bed includes bed assist step|Frame, fully-boxed, hydroformed front section and a fully-boxed stamped rear section|In-Vehicle Trailering App, System includes checklist, trailer maintenance reminders, trailer security alerts, trailer mileage, tow/haul reminder, trailer electrical diagnostics and Trailer Tire Pressure Monitor System module (Includes trailer tire pressure monitoring alert when (PTT) trailer tire pressure monitor sensors are installed.)|Recovery hooks, front, Chrome (plant installed.)|GVWR, 10,850 lbs. (4921 kg) (Included and only available with TK20743 model and (L8T) 6.6L V8 gas engine with 18, 20 or 22 wheels.)|Air filtration monitoring|Hill Descent Control|Trailer brake controller, integrated|Cooling, external engine oil cooler|Alternator, 170 amps (Requires (L8T) 6.6L V8 gas engine.)|Transfer case, two-speed active, electronic Autotrac with push button control|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)|Skid Plates protect the oil pan, front axle and transfer case|Air filter, heavy-duty|Push Button Start|Brakes, 4-wheel antilock, 4-wheel disc with DURALIFE rotors|Cooling, auxiliary external transmission oil cooler|Battery, heavy-duty 720 cold-cranking amps/80 Amp-hr maintenance-free with rundown protection and retained accessory power (Included and only available with (L8T) 6.6L V8 gas engine.)|Steering, Digital Variable Steering Assist this system automatically adjusts steering based on speed, road conditions, and other inputs to reduce driver effort and fatigue|Four wheel drive|Suspension, Off-Road includes twin-tube shocks|Auto-locking rear differential|Transmission, 10-Speed automatic|Brake lining wear indicator|Capless Fuel Fill (Requires (L8T) 6.6L gas V8 engine.)|Sierra HD Pro Safety includes (UEU) Forward Collision Alert, (UE4) Following Distance Indicator, (UKJ) Front Pedestrian Braking, (TQ5) IntelliBeam, (UFL) Lane Departure Warning, (T8Z) Buckle to Drive and (UHY) Automatic Emergency Braking|Trailering Package includes trailer hitch, 7-pin and 4-pin connectors and (CTT) Hitch Guidance|X31 Off-Road Package includes (JHD) Hill Descent Control, (NZZ) skid plates, Off-Road suspension and Twin-tube Rancho shocks|ProGrade Trailering System includes (PZ8) Hitch Guidance with Hitch View and (UET) In-vehicle Trailering App|3 Years OnStar One (Requires (UE1) OnStar. Safety Services, WI-FI, and In-Vehicle Apps, all connected by OnStar. Info at OnStar.com/Plans. After initial 3-year period, requires paid OnStar plan. OnStar services vary by vehicle and model and require an active service plan, working electrical system, cell reception and GPS signal. See onstar.com for details and limitations. Terms apply.)|StabiliTrak, stability control system with Proactive Roll Avoidance and traction control, includes electronic trailer sway control and hill start assist|Front and Rear Park Assist, ultrasonic|Hitch Guidance dynamic single line to aid in truck trailer alignment for hitching|Trailer Side Blind Zone Alert|Front Pedestrian Braking (Included and only available with (PDI) Sierra HD Pro Safety.)|Trailer Camera Provisions and trailer viewing software|Rear Seat Belt Indicator|Rear Cross Traffic Alert|Lane Departure Warning (Included and only available with (PDI) Sierra HD Pro Safety.)|Airbags, Dual-stage frontal airbags for driver and front outboard passenger; Seat-mounted side-impact airbags for driver and front outboard passenger; Head-curtain airbags for front and rear outboard seating positions; Includes front outboard Passenger Sensing System for frontal outboard passenger airbag (Always use seat belts and child restraints. Children are safer when properly secured in a rear seat in the appropriate child restraint. See the Owner's Manual for more information.)|Bed View Camera, camera in the CHMSL to show a view of the cargo bed display located in infotainment screen, includes Two Trailer Camera Provisions|Tire Pressure Monitoring System, auto learn includes Tire Fill Alert (does not apply to spare tire)|OnStar Services capable (See onstar.com for details and limitations. Services vary by model. Service plan required.)|HD Surround Vision provides the driver with an overhead view of the scene around the vehicle on a center stack display. Includes front camera washer.|Trailering Information Label provides max trailer ratings for tongue weight, conventional, gooseneck and 5th wheel trailering|Forward Collision Alert (Included and only available with (PDI) Sierra HD Pro Safety.)|Safety Alert Seat|Teen Driver a configurable feature that lets you activate customizable vehicle settings associated with a key fob, to help encourage safe driving behavior. It can limit certain available vehicle features, and it prevents certain safety systems from being turned off. An in-vehicle report card gives you information on driving habits and helps you to continue to coach your new driver|LED Signature DRL's|Daytime Running Lamps, LED signature lighting|Buckle to Drive prevents vehicle from being shifted out of Park until driver seat belt is fastened; times out after 20 seconds and encourages seat belt use (Included and only available with (PDI) Sierra HD Pro Safety.)|Seat Belt Adjustable Guide Loops, front row only|OnStar Basics (OnStar Fleet Basics for Fleet) Drive confidently with core OnStar services including select remote commands, built-in voice assistance, real-time traffic and navigation, and Automatic Crash Response to help if you're in need. (Requires (UE1) OnStar. OnStar Basics includes select remote commands, Navigation, Voice Assistance, and Automatic Crash Response, for eligible vehicles with compatible software. OnStar Basics is standard for 8 years; OnStar plan, working electrical system, cell reception and GPS signal required. OnStar links to emergency services. Service coverage varies with conditions and location. Service availability, features and functionality vary by device and software version. See onstar.com for details and limitations.)|Hitch Guidance with Hitch View with image adjustment, Pan/Zoom/Tilt|Following Distance Indicator (Included and only available with (PDI) Sierra HD Pro Safety.)|Automatic Emergency Braking (Included and only available with (PDI) Sierra HD Pro Safety.)HIGH IDLE SWITCH|TRAILER TIRE PRESSURE MONITOR SENSORS|DENALI RESERVE PACKAGE|LPO, HITCH PACKAGE|ASSIST HANDLE, SIDE|ASSIST STEPS, POWER-RETRACTABLE, WITH LED PERIMETER LIGHTING AND BRIGHT ACCENT|MAX TRAILERING PACKAGE|3 YEARS SIRIUSXM|REAR AXLE, 3.42 RATIO|EMISSIONS, FEDERAL REQUIREMENTS|ENGINE, DURAMAX 6.6L TURBO-DIESEL V8, B20-DIESEL COMPATIBLE|GVWR, 11,750 LBS|TRANSMISSION, 10-SPEED AUTOMATIC