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New 2026 GMC Sierra 3500 Denali Ultimate Crew Cab

Stock #G26343

Vehicle Notes

Onyx Black 2026 GMC Sierra 3500HD Denali Ultimate 4WD 10-Speed Automatic Duramax 6.6L V8 Turbodiesel 10-Speed Automatic, 4WD, Alpine Umber Leather.Rec…
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Chassis Details

Stock Number

G26343

Stock Type

New

Year

2026

Make

GMC

Model

Sierra 3500

Class

GVWR

12,100

Drivetrain

4WD

Cab Type

Crew

Vehicle Trim

Denali Ultimate

Interior Color

Alpine Umber, Full Grain Leather seating surfaces

Seating Capacity

Exterior Color Description

Onyx Black

Engine Cylinder Count

Engine

6.6L Duramax Turbo-Diesel V8 engine

Transmission Type

Automatic

Fuel Type

Diesel

Engine Model

L5P

Engine Size (L)

6.6

Horsepower

470

Vehicle Options

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.)
Auto-locking rear differential
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.)
Seat Belt Adjustable Guide Loops, front row only
Seats, front bucket with center console (STD)
OnStar Basics (OnStar Fleet Basics for Fleet) Drive confidently with core OnStar services including 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 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.)
Glass, deep-tinted
SiriusXM
Trailer Side Blind Zone Alert
Bed Step, Black integrated on forward portion of bed on driver and passenger side
Wipers, front rain-sensing
Assist handles, front A-pillar mounted for driver and passenger, rear B-pillar mounted
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) (STD)
Lamps, Smoked Amber roof marker, (LED) (Standard with dual rear wheels. Not available with (YF5) California state emissions requirements on single rear wheels.)
Rear axle, 3.42 ratio
Suspension, Off-Road includes twin-tube shocks (Not available with dual rear wheels.)
Grille, Signature Denali Ultimate grille in Vader chrome with High Gloss Black surround
Window, power front, drivers express up/down
Defogger, rear-window electric
Wi-Fi Hotspot capable (Terms and limitations apply. See onstar.com or dealer for details.)
Bumper, rear body-color with bumper CornerSteps
Seats, heated second row outboard seats
Exterior Temperature Display located in radio display
Daytime Running Lamps LED signature lighting
Safety Alert Seat
Trailer Tire Pressure Monitor Sensors includes set of 4 sensors. Sensor functionality requires (UET) In-vehicle Trailering App to be ordered with the vehicle and installed by the factory. Sensors will be shipped loose with the truck and will need to be installed on trailer by customer. System is capable of monitoring up to 6 wheels. Additional or replacement sensors are available through GM Accessories
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
Theft-deterrent system, unauthorized entry
Remote vehicle starter system
Four wheel drive
Hitch Guidance dynamic single line to aid in truck trailer alignment for hitching
USB Ports, 2 (first row) located on console
Winter Grille Cover
Door handles, chrome
LED Cargo Area Lighting located in cargo bed activated with switch on center switch bank or key fob
Keyless Open and Start includes remote keyless entry
CornerStep, rear bumper
Frame, fully-boxed, hydroformed front section and a fully-boxed stamped rear section
Following Distance Indicator (Included and only available with (PDI) Sierra HD Pro Safety.)
Steering wheel, heated
Trailering Information Label provides max trailer ratings for tongue weight, conventional, gooseneck and 5th wheel trailering
Floor mats, carpeted front (Includes Premium floor mats with corner applique.)
Tailgate, gate function manual with EZ Lift includes power lock and release, includes hitch area light
Air conditioning, dual-zone automatic climate control
Steering wheel, leather-wrapped
Forward Collision Alert (Included and only available with (PDI) Sierra HD Pro Safety.)
IntelliBeam, automatic high beam on/off (Included and only available with (PDI) Sierra HD Pro Safety.)
Adaptive Cruise Control
Assist steps, power-retractable with LED perimeter lighting and bright accent (Not available with any other assist steps.)
Headlamps, Animated LED projectors, LED turn signals and Daytime Running Lamps
Capped Fuel Fill
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.)
Taillamps, Animated LED Signature Tail, Stop, turn and Reverse lamps
Steering column, manual Tilt-Wheel and telescoping
Hitch Guidance with Hitch View with image adjustment, Pan/Zoom/Tilt
USB ports, (2) charge-only, rear
Mirrors, outside power-adjustable vertical trailering with heated and auto-dimming upper glass, (driver and passenger) lower convex mirrors, turn signal indicators, puddle lamps, perimeter lighting, auxiliary lighting, power folding/extending (extends 3.31" [84.25mm])
Tire carrier lock keyed cylinder lock that utilizes same key as ignition and door
Transmission, 10-speed automatic (STD)
Trailer brake controller, integrated
Wireless Phone Projection for Apple CarPlay and Android Auto
Steering wheel audio controls
Door locks, power
Engine block heater
Front Pedestrian Braking (Included and only available with (PDI) Sierra HD Pro Safety.)
Front and Rear Park Assist, ultrasonic
Cooling, external engine oil cooler
Seat adjuster, passenger 16-way power including lumbar and massage
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
Moldings, beltline, stainless steel
Lane Departure Warning (Included and only available with (PDI) Sierra HD Pro Safety.)
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.
Air filter, heavy-duty
Seat adjuster, driver 16-way power including lumbar and massage
Multicolor 15" Diagonal Head-Up Display
Universal Home Remote
Tailgate and bed rail protection caps, top
Indicator-Seat Belt WARNING, Rear Seat (Requires Crew Cab or Double Cab model.)
Single Rear Wheels
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.)
Bumper, front, body-color lower
Trailer Camera Provisions and trailer viewing software
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)
Driver memory, recalls driver "presets" for power driver seat and outside mirrors
Seating, heated driver and front outboard passenger
Brake lining wear indicator
Seat trim, Full Grain Leather seats
Center Console, floor-mounted with cup holders, cell phone storage, power cord management, hanging file folder capability
Recovery hooks, front, Chrome (Plant installed.)
Tire Pressure Monitoring System auto learn, includes Tire Fill Alert (does not apply to spare tire)
USB Ports, 2, Charge/Data ports located inside center console
Brakes, 4-wheel antilock, 4-wheel disc with DURALIFE rotors
Wheels, 20" (50.8 cm) Ultra-bright machined aluminum wheels with gloss black inserts with Black painted pockets (STD) (Requires single rear wheels.)
Push Button Start
Power outlet, bed mounted, 120-volt (400 watts shared with (KI4) instrument panel mounted power outlet)
GMC Premium information Display- 13.4" diagonal Multicolor touch screen
Rear Camera Mirror inside rearview auto-dimming with full camera display
Alternator, 220 amps
Cargo tie downs (12), fixed, rated at 500 lbs per corner
Bose Premium Series with 12-speaker system with CenterPoint, Richbass woofer and AudioPilot
Mirror caps, chrome
Cooling, auxiliary external transmission oil cooler
OnStar Services capable (See onstar.com for details and limitations. Services vary by model. Service plan required.)
Window, power, rear sliding with rear defogger
StabiliTrak, stability control system with Proactive Roll Avoidance and traction control includes electronic trailer sway control and hill start assist
Floor covering, color-keyed carpeting
Compass, located in instrument cluster
Fog lamps, LED
Exhaust Brake
Skid Plates protect the oil pan, front axle and transfer case
Sunroof, power
Tires, LT275/65R20 all-terrain, blackwall (Requires single rear wheels.)
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. (STD)
Windows, power rear, express down
Wheelhouse liners, rear (Not available with dual rear wheel models.)
Air filtration monitoring
Wireless Charging
Power outlet, instrument panel, 120-volt (400 watts shared with (KC9) bed mounted power outlet)
Rear Seat Reminder
Seats, ventilated driver and front passenger
Automatic Emergency Braking (Included and only available with (PDI) Sierra HD Pro Safety.)
Air vents, rear
LPO, MultiPro Tailgate Audio System by Kicker (dealer-installed)
Window, power front, passenger express up/down
Hill Descent Control (Not available with dual rear wheels.)
Tire, spare LT275/70R18 all-terrain, blackwall (Included and only available with (QF9) LT275/65R20 all-terrain, blackwall tires on single rear wheel models.)
Seat, Up-level Rear with Storage Package, 60/40 folding bench for Crew Cab models includes full-length bench seat, seatback storage on left and right side, center fold out armrest with 2 cupholders, full cab width underseat storage, (includes child seat top tether anchor)
Lamps, cargo area, cab mounted integrated with center high mount stop lamp, with switch in bank on left side of steering wheel
Floor mats, carpeted rear (Unique premium carpet. Deleted when LPO floor liners are ordered or (BKF) Premium Floor Liners are ordered.)
Steering, Digital Variable Steering Assist This system automatically adjusts steering based on speed, road conditions, and other inputs to reduce driver effort and fatigue
Driver Information Center, enhanced, 12.3" diagonal reconfigurable multicolor digital display
Transfer case, two-speed active electronic Autotrac with push button control
Bluetooth for phone connectivity to vehicle infotainment system
Battery, heavy-duty 730 cold-cranking amps/70 Amp-hr maintenance-free with rundown protection and retained accessory power (Included and only available with (L5P) Duramax 6.6L Turbo-Diesel V8 engine.)
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.)
Rear Cross Traffic Alert
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
Colorado, Connecticut, Delaware, Maine, Maryland, Massachusetts, Minnesota, Nevada, New Jersey, New Mexico, New York, Oregon, Pennsylvania, Rhode Island, Vermont and Washington state requirements
Denali Ultimate Preferred Equipment Group
License plate kit, front
Onyx Black
Snow Plow Prep/Camper Package
Gooseneck / 5th Wheel Prep Package
High idle switch
Emissions override, Federal
Alpine Umber, Full Grain Leather seating surfaces
Upfitter switch kit, (5)
GVWR, 12,100 LBS. (5488 KG)
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