2026 GMC Sierra 2500HD AT4

Stock ID
T26764A
VIN
1GT4UPE76TF102778
Description
The 2026 GMC Sierra 2500HD AT4 with the 6.6-L V8 packs serious torque and capability, especially with its 10-speed automatic transmission, heavy-duty frame and 4WD system. The AT4 Preferred Package adds features like a universal home remote, a rear sliding power window with defogger, roof marker lamps, and enhanced off-road styling, while the Technology Package brings in features such as a rear-camera mirror and a multicolor 15-inch head-up display for upgraded driver visibility and convenience. With the Gooseneck / 5th Wheel Prep setup and power assist steps included, it delivers both serious towing capability, making it well suited for work or rugged use.
Overview
Category
Used
Year
2026
Make
GMC
Model
Sierra 2500HD
Mileage
12,897km
VIN
1GT4UPE76TF102778
Stock ID
T26764A
Exterior
Color
Black
Body
Crew Cab Pickup
Doors
4
Wheelbase Code
159
Interior
Interior Color
Passengers
5
Engine
Engine Description
Gas V8 6.6L/
Engine
V-8 6.6L
Fuel
Gasoline
CityMPG
0
HighwayMPG
0
Engine Cylinders
8
Engine Displacement
6.6L
Engine Displacement (in3)
0in3
Engine Aspiration
Direct Injection
Engine Block
V
Transmission
Transmission
Automatic
Transmission Description
10-Speed Automatic
Transmission Speed
10
Drivetrain
4WD
Factory
Model Number
TK20743
Options
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) (STD) Tow Hooks Aerial View Display System Blind Spot Monitor Smart Device Integration Heated Mirrors Power Door Locks 4-Wheel Disc Brakes Adjustable Steering Wheel Aluminum Wheels Passenger Air Bag Sensor Front Collision Warning Keyless Entry Tow Hitch Auto-Dimming Rearview Mirror Power Windows Rear Bench Seat MP3 Capability Back-Up Camera Rear Head Air Bag WiFi Hotspot Driver Adjustable Lumbar Rear Defrost AM/FM Stereo Requires Subscription Mirror Memory Bluetooth Connection Power Driver Seat Heated Rear Seat(s) Steering Wheel Audio Controls Integrated Tailgate Step Lane Departure Warning Multi-Zone A/C Keyless Start Heated Steering Wheel Climate Control Locking/Limited Slip Differential Front Collision Mitigation Conventional Spare Tire Fog Lamps Power Folding Mirrors Telematics Cruise Control Daytime Running Lights Automatic Highbeams Premium Sound System Stability Control Power Passenger Seat Auxiliary Audio Input Heated Front Seat(s) ABS Passenger Air Bag Driver Air Bag Adaptive Cruise Control Power Mirror(s) Integrated Turn Signal Mirrors Rear Parking Aid Security System Leather Seats Remote Engine Start Front Side Air Bag Satellite Radio Floor Mats Four Wheel Drive Variable Speed Intermittent Wipers Rain Sensing Wipers Navigation System A/C Tires - Rear All-Terrain Driver Restriction Features Cooled Front Seat(s) Privacy Glass Pass-Through Rear Seat Seat Memory Intermittent Wipers Front Head Air Bag Passenger Adjustable Lumbar Tire Pressure Monitor Traction Control Bucket Seats Cross-Traffic Alert Running Boards/Side Steps Power Steering Bed Liner Tires - Front All-Terrain
Interior
Adaptive Cruise Control Air conditioning, dual-zone automatic climate control Air vents, rear Assist handles front A-pillar mounted for driver and passenger, rear B-pillar mounted 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 Bluetooth for phone connectivity to vehicle infotainment system Bose Sound System, premium 7-speaker system with Richbass woofer Centre Console, floor-mounted with cup holders, cell phone storage, power cord management, hanging file folder capability Compass, located in instrument cluster Defogger, rear-window electric Door locks, power Driver Information Centre, enhanced, 12.3 diagonal reconfigurable multicolour digital display Driver memory recalls driver presets for power driver seat and outside mirrors Exterior Temperature Display, located in radio display Floor covering, colour-keyed carpeting GMC Premium information Display- 13.4 diagonal Multicolour touch screen Keyless Open and Start includes remote keyless entry Mirror, inside rearview auto-dimming Power outlet, bed mounted, 120-volt (400 watts shared with (KI4) instrument panel mounted power outlet) Power outlet, instrument panel, 120-volt (400 watts shared with (KC9) bed mounted power outlet) Premium Floor Liners with removable carpet insert, front Premium Floor Liners with removable carpet insert, rear Rear Seat Reminder Remote vehicle starter system Seat adjuster, driver 10-way power including lumbar Seat adjuster, passenger 10-way power including lumbar Seat trim, Perforated front Leather 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) Seating, heated driver and front outboard passenger Seats, front bucket with centre console Seats, heated second row outboard seats Seats, ventilated driver and front passenger SiriusXM Trial Subscription 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 column, manual Tilt-Wheel and telescoping Steering wheel audio controls Steering wheel, heated Steering wheel, wrapped Theft-deterrent system, unauthorized entry USB ports, (2) charge-only, rear USB Ports, 2 (first row) located on console USB Ports, 2, Charge/Data ports located inside centre console Wi-Fi Hotspot capable (Terms and limitations apply. See onstar.ca or dealer for details.) Window, power front, passenger express up/down Windows, power front, drivers express up/down Windows, power rear, express down Wireless charging Wireless Phone Projection for Apple CarPlay and Android Auto
Exterior
Bed Step, Black integrated on forward portion of bed on driver and passenger side Bedliner, Spray-on, Pickup bedliner with GMC logo (does not include spray-on liner on tailgate due to Black composite inner panel) Bumper, front, body-colour lower Bumper, rear body-colour with bumper CornerSteps Cargo tie downs (12), fixed, rated at 500 lbs (226.8 kg) per corner CornerStep, rear bumper Door handles, body-colour Fog lamps, LED Glass, deep-tinted Grille (Gloss Black header and grille insert bars with Black Chrome accents.) Headlamps, Animated LED projectors LED turn signals and Daytime Running Lamps IntelliBeam, automatic high beam on/off (Included and only available with (PDI) Sierra HD Pro Safety.) 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 Mirror caps, high gloss Black 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 Mouldings, beltline, Black Tailgate and bed rail protection caps, top Tailgate, gate function manual with EZ Lift includes power lock and release, includes hitch area light 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 Taillamps, Animated LED Signature Tail, Stop, turn and Reverse lamps Tire carrier lock keyed cylinder lock that utilizes same key as ignition and door Tire, spare LT275/70R18 all-terrain, blackwall Tires, LT275/65R20 all-terrain, blackwall Wheelhouse liners, rear Wheels, 20 (50.8 cm) High Gloss black aluminum wheels 8 spokes Wipers, front rain-sensing
Mechanical
Air filter, heavy-duty Air filtration monitoring Alternator, 170 amps (Requires (L8T) 6.6L V8 gas engine.) Auto-locking rear differential 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.) Brake lining wear indicator Brakes, 4-wheel antilock, 4-wheel disc with DURALIFE rotors Capless Fuel Fill (Requires (L8T) 6.6L gas V8 engine.) Cooling, auxiliary external transmission oil cooler Cooling, external engine oil cooler Four wheel drive Frame, fully-boxed, hydroformed front section and a fully-boxed stamped rear section 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.) Hill Descent Control 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.) Pickup bed includes bed assist step Push button start Rear axle, 3.73 ratio (Requires (L8T) 6.6L V8 gas engine.) Recovery hooks, Red Skid Plates protect the oil pan, front axle and transfer case Steering, Digital Variable Steering Assist This system automatically adjusts steering based on speed, road conditions, and other inputs to reduce driver effort and fatigue Suspension, Off-Road includes twin-tube shocks Trailer brake controller, integrated 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 Automatic Emergency Braking (Included and only available with (PDI) Sierra HD Pro Safety.) 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 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.) Daytime Running Lamps, LED signature lighting Following Distance Indicator (Included and only available with (PDI) Sierra HD Pro Safety.) Forward Collision Alert (Included and only available with (PDI) Sierra HD Pro Safety.) Front and Rear Park Assist, Ultrasonic Front Pedestrian Braking (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 centre stack display. Includes front camera washer. Hitch Guidance dynamic single line to aid in truck trailer alignment for hitching Hitch Guidance with hitch view with Image adjustment, Pan/Zoom/Tilt Lane Departure Warning (Included and only available with (PDI) Sierra HD Pro Safety.) LED Signature DRL's 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.) OnStar Services capable (See onstar.ca for details and limitations. Services vary by model. Service plan required.) Rear Cross Traffic Alert Rear Seat Belt Indicator Safety Alert Seat Seat Belt Adjustable Guide Loops, front row only StabiliTrak, stability control system with Proactive Roll Avoidance and traction control, includes electronic trailer sway control and hill start assist 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 Tire Pressure Monitoring System, auto learn includes Tire Fill Alert (does not apply to spare tire) Trailer Camera Provisions and trailer viewing software Trailer Side Blind Zone Alert Trailering Information Label provides max trailer ratings for tongue weight, conventional, gooseneck and 5th wheel trailering
Dealer Description
MAIN PHONE: (877) 884-1415
SALES: (877) 884-1415
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Authorized Dealer
1 (877) 884-1415
2400 MCPHILLIPS STREET, WINNIPEG, MB R2V 4J6
Sale Price
$112,79400
Discount
$18,79900
Our Price
$93,99500
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Information
Drivetrain
4WD
Engine Cylinders
8
Color
Black
Interior Color
Stock ID
T26764A
More Available Colors

Details regarding
THE PRICING of our models

* Prices do not include additional fees and costs of closing, including government fees and taxes, any finance charges, any dealer delivery fees, any emissions testing fees or other fees. All prices, specifications and availability subject to change without notice. Although the intention is to capture current incentives and prices as of the date of publication, pricing is subject to change without notice, and may not be accurate or completely current. While every reasonable effort is made to ensure the accuracy of this data, we are not responsible for any errors or omissions contained on these pages. Please verify any information in question with our dealership sales representative. Information provided at this site does not constitute an offer or guarantee of available prices or financing. The estimated selling price that appears after calculating dealer offers is for informational purposes only. You may not qualify for the offers, incentives, discounts, or financing. Offers, incentives, discounts, or financing are subject to expiration and other restrictions. Contact our dealership sales representative to see if you qualify and for complete details of current offers. Offers may vary also by province. Any payment information on the vehicles has been calculated only for the purpose of comparison and is not an offer to provide a loan. This comparison is based on the current prevailing rates and excludes any taxes or additional fees. The APR rate applied is only an estimate, which may be below or above the rate you actually receive. All product illustrations, prices and specifications are based upon current information at the time of programming. Although descriptions are believed correct, complete accuracy cannot be guaranteed. We reserve the right to make changes at any time, without notice or obligation, in the information contained on this site including and without limitation to prices, incentive programs, specifications, equipment, colours, materials, and to change or discontinue models. Images, pricing and options shown are examples, only, and may not reflect exact vehicle colour, trim, options, pricing or other specifications. Images shown may not necessarily represent identical vehicles in transit to the dealership. See Gauthier Autogroup sales department for actual price, payments and complete details. *Total incentives available are based on a number of limited promotions that you may or may not be eligible for, please ask our dealership sales representative for full details.

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