The 2026 GMC Sierra 2500HD Denali Ultimate is the heavy-duty truck for those who demand capability without compromise. Powered by the Duramax 6.6L Turbo-Diesel V8 producing 470 hp and a massive 975 lb-ft of torque, and loaded with premium tech like the 15* Head-Up Display, Rear Camera Mirror, and the ProGrade Trailering System, this truck is built for serious work and serious comfort. - Duramax 6.6L Turbo-Diesel V8 (470 hp / 975 lb-ft torque) with 10-speed automatic transmission and exhaust brake - Denali Ultimate Signature grille with Animated LED projectors and Animated LED Signature Tail lamps in Onyx Black - Power-retractable assist steps with LED perimeter lighting and 20* ultra-bright machined aluminum wheels - GMC MultiPro Tailgate with six load/access features plus Gooseneck/5th Wheel Prep Package - ProGrade Trailering System with In-Vehicle Trailering App, integrated trailer brake controller, and Trailer Tire Pressure Monitor - 13.4* GMC Premium infotainment touchscreen, wireless Apple CarPlay/Android Auto, and Bose Premium 12-speaker audio - X31 Off-Road Package with Rancho twin-tube shocks, Hill Descent Control, and skid plates protecting oil pan, front axle, and transfer case - Full-grain leather seating with 16-way power driver seat, massage, ventilation, and dual-zone automatic climate control Ready to experience the most capable Sierra 2500HD on the lot? Visit Birchwood Chevrolet Buick GMC in person or online at birchwoodchevrolet.ca to book a test drive, ask questions, or get started on your purchase today. See three brands under one roof at Birchwood Chevrolet Buick GMC the only place in Winnipeg where you can compare GMC, Chevrolet, and Buick all in one visit. Save yourself some time, see a great selection, and learn everything you need to know. Your Experience is Everything at Birchwood Chevrolet Buick GMC. Click, call (204) 837-5811, or visit Birchwood Chevrolet Buick GMC at the Birchwood Auto Park, 3965 Portage Avenue West at the Perimeter. Dealer Permit #4240. Dealer permit #4240 #214
Interior
Adaptive Cruise Control
Air vents, rear
Audio System, 13.4" diagonal Premium GMC Infotainment System with Google built in apps such as navigation and voice assistance includes colour 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 Premium Series with 12-speaker system with Centerpoint Richbass woofer and AudioPilot
Compass, located in instrument cluster
Door locks, power
Driver memory recalls driver "presets" for power driver seat and outside mirrors
Floor covering, colour-keyed carpeting
Floor mats, carpeted rear (Unique premium carpet. Deleted when LPO floor liners are ordered or (BKF) Premium Floor Liners are ordered.)
Keyless Open and Start includes remote keyless entry
Multicolour 15" Diagonal Head-Up Display
Power outlet, instrument panel, 120-volt (400 watts shared with (KC9) bed mounted power outlet)
Rear Seat Reminder
Seat adjuster, driver 16-way power including lumbar and massage
Seat trim, Full grain leather
Seating, heated driver and front outboard passenger
Seats, heated second row outboard seats
SiriusXM Trial Subscription
Steering column, manual Tilt-Wheel and telescoping
Steering wheel, heated
Theft-deterrent system, unauthorized entry
USB ports, (2) charge-only, rear
USB Ports, 2, Charge/Data ports located inside centre console
Window, power front, passenger express up/down
Windows, power front, drivers express up/down
Wireless Charging
Air conditioning, dual-zone automatic climate control
Assist handles front A-pillar mounted for driver and passenger, rear B-pillar mounted
Bluetooth for phone connectivity to vehicle infotainment system
Centre Console, floor-mounted with cup holders, cell phone storage, power cord management, hanging file folder capability
Defogger, rear-window electric
Driver Information Centre, enhanced, 12.3" diagonal reconfigurable multicolour digital display
Exterior Temperature Display, located in radio display
Floor mats, carpeted front (Includes Premium floor mats with corner applique.)
GMC Premium information Display- 13.4" diagonal Multicolour touch screen
LPO, MultiPro Tailgate Audio System by Kicker
Power outlet, bed mounted, 120-volt (400 watts shared with (KI4) instrument panel mounted power outlet)
Rear Camera Mirror inside rearview auto-dimming with full camera display
Remote vehicle starter system
Seat adjuster, passenger 16-way power including lumbar and massage
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, centre fold out armrest with 2 cupholders, full cab width under-seat storage, (includes child seat top tether anchor)
Seats, front bucket with centre console
Seats, ventilated driver and front passenger
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. Certain features and/or content may not be available unless an active data connection is enabled in the vehicle. Content varies by SiriusXM subscription plan. Features and display may vary by vehicle. All SiriusXM services require a subscription, sold separately by SiriusXM after the trial period. Your SiriusXM service will automatically stop at the end of your trial unless you decide to subscribe. If you decide to continue service after your trial, the subscription plan you choose will continue for an indeterminate term and you will be charged according to your chosen payment method at the then current rates unless and until you cancel. Taxes apply. Please see the SiriusXM Customer Agreement at siriusxm.ca/terms for complete terms and how to cancel, which includes calling SiriusXM at 1-888-539-7474. All rates, content, and programming are subject to change. SiriusXM uses personal information in accordance with SiriusXM Privacy Policy, available at siriusxm.ca/privacy. SiriusXM Canada Inc. "SiriusXM", the SiriusXM logo, channel names and logos are trademarks of Sirius XM Radio Inc. and are used under license.)
Steering wheel audio controls
Steering wheel, leather-wrapped
Universal Home Remote
USB Ports, 2 (first row) located on console
Wi-Fi Hotspot capable (Terms and limitations apply. See onstar.ca or dealer for details.)
Window, power, rear sliding with rear defogger
Windows, power rear, express down
Wireless phone projection for Apple CarPlay and Android Auto
Mechanical
Air filter, heavy-duty
Alternator, 220 amps
Battery, heavy-duty dual 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.)
Brakes, 4-wheel antilock, 4-wheel disc with DURALIFE rotors
GVWR, 11,350 lbs. (5148 kg) (Requires TK20743 Crew Cab model, (L5P) Duramax 6.6L Turbo-Diesel V8 engine, with 20" or 22" wheels and tires. Not available with (NHT) Max Trailering Package.)
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.)
Push Button Start
Recovery hooks, front, Chrome (plant installed.)
Steering, Digital Variable Steering Assist this system automatically adjusts steering based on speed, road conditions, and other inputs to reduce driver effort and fatigue
Trailer brake controller, integrated
Transmission, 10-Speed automatic
Air filtration monitoring
Auto-locking rear differential
Brake lining wear indicator
Capped Fuel Fill
Cooling, external engine oil cooler
Exhaust brake
Frame, fully-boxed, hydroformed front section and a fully-boxed stamped rear section
Hill Descent Control
Pickup bed includes bed assist step
Rear axle, 3.42 ratio (Included and only available with (L5P) Duramax 6.6L Turbo-Diesel V8 engine.)
Skid Plates protect the oil pan, front axle and transfer case
Suspension, Off-Road includes twin-tube shocks
Transfer case, two-speed active, electronic Autotrac with push button control
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
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
Daytime Running Lamps, LED signature lighting
Forward Collision Alert (Included and only available with (PDI) Sierra HD Pro Safety.)
Front Pedestrian Braking (Included and only available with (PDI) Sierra HD Pro Safety.)
Hitch Guidance dynamic single line to aid in truck trailer alignment for hitching
Lane Departure Warning (Included and only available with (PDI) Sierra HD Pro Safety.)
OnStar Basics (OnStar Fleet Basics for Fleet) Drive more confidently with up to 8 years of core OnStar services including mobile app commands, connectivity for select apps that provide in-vehicle voice assistance and navigation with real-time traffic, and Automatic Crash Response. (Requires (UE1) OnStar. Term begins on vehicle delivery date. Paid subscription required after expiry. Services are dependent on compatible wireless networks provided by third-party wireless service providers, working vehicle electrical systems, GPS signal and other factors outside GM control. Changes in technology and wireless networks may limit or prevent the operation of certain services. Services, connectivity, and capabilities have additional terms and limitations and are subject to change, and will vary by model, vehicle configuration, software version, conditions, and geographical and technical restrictions. Compatible smartphone required for mobile app commands. Not all vehicles may transmit all crash data; OnStar links to emergency services; Voice and Maps apps are subject to change at any time and may be provided by third parties. Non-refundable and no cash value. See onstar.ca/en/info for terms and details.)
Rear Cross Traffic Alert
Safety Alert Seat
StabiliTrak, stability control system with Proactive Roll Avoidance and traction control, includes electronic trailer sway control and hill start assist
Tire Pressure Monitoring System, auto learn includes Tire Fill Alert (does not apply to spare tire)
Trailer Side Blind Zone Alert
Trailering Information Label provides max trailer ratings for tongue weight, conventional, gooseneck and 5th wheel trailering
Automatic Emergency Braking (Included and only available with (PDI) Sierra HD Pro Safety.)
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.)
Following Distance Indicator (Included and only available with (PDI) Sierra HD Pro Safety.)
Front and Rear Park Assist, ultrasonic
HD Surround Vision provides the driver with an overhead view of the scene around the vehicle on a centre stack display. Includes front camera washer.
Hitch Guidance with Hitch View with image adjustment, Pan/Zoom/Tilt
LED Signature DRL's
OnStar Services capable (See onstar.ca for details and limitations. Services vary by model. Service plan required.)
Rear Seat Belt Indicator
Seat Belt Adjustable Guide Loops, front row only
Teen Driver a configurable feature that lets you activate customizable vehicle settings associated with a key fob, to help encourage safe driving behaviour. 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
Trailer Camera Provisions and trailer viewing software
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
Exterior
Assist steps, power-retractable, with LED perimeter lighting and bright accent (Not available with any other assist steps.)
Bedliner, Spray-on, Pickup bedliner with GMC logo (does not include spray-on liner on tailgate due to Black composite inner panel)
Bumper, rear body-colour with bumper CornerSteps
CornerStep, rear bumper
Fog lamps, LED
Grille (Signature Denali Ultimate grille in Vadar chrome with High Gloss Black surround.)
IntelliBeam, automatic high beam on/off (Included and only available with (PDI) Sierra HD Pro Safety.)
Lamps, Smoked Amber roof marker, (LED)
Mirror caps, chrome
Mouldings, beltline, chrome
Tailgate and bed rail protection caps, top
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
Tire carrier lock keyed cylinder lock that utilizes same key as ignition and door
Tires, LT275/65R20 all-terrain, blackwall
Wheels, 20" (50.8 cm) Ultra-bright machined aluminum wheels with gloss black inserts with Black painted pockets
Wipers, front rain-sensing
Bed Step, Black integrated on forward portion of bed on driver and passenger side
Bumper, front, body-colour lower
Cargo tie downs (12), fixed, rated at 500 lbs (226.8 kg) per corner
Door handles, chrome
Glass, deep-tinted
Headlamps, Animated LED projectors LED turn signals and Daytime Running Lamps
Lamps, cargo area cab mounted integrated with centre high mount stop lamp, with switch in bank on left side of steering wheel
LED Cargo Area Lighting located in cargo bed activated with switch on centre switch bank or key fob
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
Sunroof, power
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
Tire, spare LT275/70R18 all-terrain, blackwall
Wheelhouse liners, rear
Winter Grille Cover
Package
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
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