http://schema.org/NewCondition 2026 GMC 3GTUUEE8XTG256518 AT4
  • 2026 GMC Sierra 1500 AT4 (Stk: 42684) in Georgetown - Image 1 of 0

2026
GMC SIERRA 1500 AT4 4X4 CREW CAB 5.75 FT. BOX (4SB)

List Price

$96,278

96 278 $


All In Price

+ HST & Licensing.

$96,278

Georgetown Chevrolet

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Conquer the Road with the 2026 GMC Sierra 1500 AT4: Power, Precision, and Performance for the Discerning Canadian Driver

Discover the 2026 GMC Sierra 1500 AT4, a masterpiece of engineering designed for those who demand more from their driving experience. With its robust 3.0L 6-cylinder engine and advanced 10-speed automatic transmission, this large pick-up offers unparalleled power and precision, making every journey a thrill. The 4x4 drivetrain ensures you can tackle any terrain with confidence, whether you're navigating city streets or exploring the rugged Canadian wilderness.

The Sierra 1500 AT4's striking silver exterior embodies sophistication and strength, while its elevated stance and aggressive styling make a bold statement on the road. Inside, the cabin is a sanctuary of comfort and technology, featuring premium materials and cutting-edge connectivity options that keep you in control and entertained on every drive.

Designed for the modern adventurer, the Sierra 1500 AT4 offers innovative features like advanced trailering technology and off-road capabilities that make it the perfect companion for both work and play. Experience the ultimate blend of luxury and utility in a vehicle that doesn't just meet expectations but redefines them. Embrace the future of driving with the 2026 GMC Sierra 1500 AT4.


Body Style: Pickup
Engine: 3.0L 6cyl
Mileage: N/A
Exterior Colour: Silver
Interior Colour: Other
VIN: 3GTUUEE8XTG256518
Fuel Type: Diesel
Transmission: Automatic
Drivetrain: 4x4
Stock #: 42684
Dealer Code: GCB
Trim Details: AT4 4x4 Crew Cab 5.75 ft. box

2 USB Ports Located on first row console.
Power Rear Windows with Express Down
GMC Pro Safety Automatic Emergency Braking 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. Following Distance Indicator Forward Collision Alert Front Pedestrian Braking IntelliBeam Automatic High Beam on/Off Lane Keep Assist with Lane Departure Warning Safety Alert Seat
Rear Pedestrian Alert
Steering Wheel Audio Controls
Floor-Mounted Centre Console Includes cup holders, cell phone storage, power cord management and hanging file folder capability.
In-Vehicle Trailering System App Includes checklist, trailer maintenance reminders, trailer security alerts, trailer mileage, tow/haul reminder, trailer electrical diagnostics and trailer tire pressure monitor system module.
Push Button Start
Tires: 275/60R20SL AT BW
Off-Road Suspension with 2" Factory Installed Lift Includes monotube shocks.
Black Chrome Header and Grille Insert Bars Includes gloss black accents.
Heated 2nd Row Outboard Seats
Radio: Premium GMC Infotainment Audio System Includes 13.4" diagonal colour touch-screen, Google built in apps such as navigation and voice assistance, multi-touch display, AM/FM stereo and Bluetooth streaming audio for music and most phones.Premium Bose 7-Speaker Sound System Includes 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. 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. Wireless Apple CarPlay/Wireless Android Auto

Heavy-Duty Air Filter
Auto-Locking Rear Differential
3.23 Rear Axle Ratio
Trailer Camera Provisions Includes trailer viewing software.
Trailer Side Blind Zone Alert
Front Bucket Seats Includes centre console.10-Way Power Driver Seat Adjuster with Lumbar 10-Way Power Passenger Seat Adjuster with Lumbar Driver Memory Recalls driver presets for power driver seat and outside mirrors. Heated Driver and Front Outboard Passenger Seating Ventilated Driver and Front Passenger Seats
Ultrasonic Front and Rear Park Assist Beginning with start of production, vehicles built prior to July 11, 2022 may be forced to include (00Z) not equipped with front and rear park assist, which removes front and rear park assist. See dealer for details or the window label for the features on a specific vehicle. Vehicles built on or after July 11, 2022 will include (UD5) front and rear park assist.
Integrated Trailer Brake Controller
Power Rake and Telescoping Steering Column
Hill Descent Control
Theft Deterrent System (unauthorized Entry)
OnStar Services Capable See onstar.ca for details and limitations. Services vary by model. Serv


Axle RatiosMSRP
3.23 Rear Axle Ratio$00 $

Engine
Engine: Duramax 3.0L Turbo-Diesel I6 - (220 Amp Alternator, Engine Block Heater)$00 $

Engine Equipment
Engine Block Heater$00 $

GVWR/Payload
GVWR: 7,200 lbs (3,266 Kgs)$00 $

Marketing Option Package
Preferred Equipment Group 4SB - (Engine: Duramax 3.0L Turbo-Diesel I6, 220 Amp Alternator, Engine Block Heater, Transmission: 10-Speed Automatic (MQC) (Electronically controlled with overdrive, tow/haul mode and steering column paddle shifters. Includes ele electronic precision shift, cruise grade braking and powertrain grade braking.), GVWR: 7,200 lbs (3,266 Kgs), Off-Road Suspension w/2" Factory Installed Lift (Includes monotube shocks.), 3.23 Rear Axle Ratio, Front Bucket Seats (Includes centre console.), 10-Way Power Driver Seat Adjuster w/Lumbar, 10-Way Power Passenger Seat Adjuster w/Lumbar, Driver Memory (Recalls driver presets for power driver seat and outside mirrors.), Heated Driver & Front Outboard Passenger Seating, Ventilated Driver & Front Passenger Seats, Perforated Leather Front Seat Trim, Wheels: 20" X 9" Machined Aluminum, Tires: 275/60R20SL AT BW, Radio: Premium GMC Infotainment Audio System (Includes 13.4" diagonal colour touch-screen, Google built in apps such as navigation and voice assistance, multi-touch display, AM/FM stereo and Bluetooth streaming audio for music and most phones.), Premium Bose 7-Speaker Sound System (Includes Richbass woofer.), SiriusXM w/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.), Wireless Apple CarPlay/Wireless Android Auto, GMC Pro Safety, Forward Collision Alert, Following Distance Indicator, Front Pedestrian Braking, IntelliBeam Automatic High Beam On/Off, Lane Keep Assist w/Lane Departure Warning, Automatic Emergency Braking, 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.), Safety Alert Seat, Rear Cross Traffic Braking, Rear Pedestrian Alert, Floor-Mounted Centre Console (Includes cup holders, cell phone storage, power cord management and hanging file folder capability.), Electric Rear-Window Defogger, Power Door Locks, Push Button Start, Remote Vehicle Starter System, Keyless Open & Start (Includes remote keyless entry.), Colour-Keyed Carpeting Floor Covering, Front Prem Floor Liners w/Removable Carpet Insert, Rear Prem Floor Liners w/Removable Carpet Insert, OnStar Services Capable (See onstar.ca for details and limitations. Services vary by model. Service plan required.), Wi-Fi Hotspot Capable (Terms and limitations apply. See onstar.ca or dealer for details.), 120-Volt Interior Power Outlet (400 watts shared with (KC9) bed mounted power outlet.), 120-Volt Bed Mounted Power Outlet (400 watts shared with (KI4) interior power outlet.), 2 Charge-Only Rear USB Ports, 2 USB Ports (Located on first row console.), 2 Charge/Data USB Ports Inside Centre Console, 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.), Trailer Side Blind Zone Alert, Trailer Camera Provisions (Includes trailer viewing software.), Heated 2nd Row Outboard Seats, Steering Wheel Audio Controls, Power Rake & Telescoping Steering Column, Theft Deterrent System (Unauthorized Entry), Power Front Windows w/Driver Express Up/Down, Power Front Passenger Windows w/Express Up/Down, Power Rear Windows w/Express Down, Wireless Charging, Spray-on Pickup Bedliner w/GMC Logo (Does not include spray-on liner on tailgate due to black composite inner panel.), Deep-Tinted Glass, Black Chrome Header & Grille Insert Bars (Includes gloss black accents.), LED Cargo Area Lighting (Located in cargo box activated with switch on centre switch bank or key fob.), Perimeter Lighting, Ultrasonic Front & Rear Park Assist (Beginning with start of production, vehicles built prior to July 11, 2022 may be forced to include (00Z) not equipped with front and rear park assist, which removes front and rear park assist. See dealer for details or the window label for the features on a specific vehicle. Vehicles built on or after July 11, 2022 will include (UD5) front and rear park assist.), Red Recovery Hooks, Rear Wheelhouse Liners, Front Rain-Sensing Wipers, Trailering Package (Includes trailer hitch, 7-pin and 4-pin connectors.), Hitch Guidance, Hitch View (Includes image adjustment and pan/zoom/tilt.), In-Vehicle Trailering System App (Includes checklist, trailer maintenance reminders, trailer security alerts, trailer mileage, tow/haul reminder, trailer electrical diagnostics and trailer tire pressure monitor system module.), Heavy-Duty Air Filter, Auto-Locking Rear Differential, Hill Descent Control, Skid Plates, Integrated Trailer Brake Controller, 2-Speed Transfer Case (Electronic Autotrac with push button control.))$00 $

Radio Type
Radio: Premium GMC Infotainment Audio System - Includes 13.4" diagonal colour touch-screen, Google built in apps such as navigation and voice assistance, multi-touch display, AM/FM stereo and Bluetooth streaming audio for music and most phones. (Premium Bose 7-Speaker Sound System (Includes Richbass woofer.), SiriusXM w/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.), Wireless Apple CarPlay/Wireless Android Auto)$00 $

Seat Trim
Perforated Leather Front Seat Trim$00 $

Seat TypeMSRP
Front Bucket Seats - Includes centre console. (10-Way Power Driver Seat Adjuster w/Lumbar, 10-Way Power Passenger Seat Adjuster w/Lumbar, Driver Memory (Recalls driver presets for power driver seat and outside mirrors.), Heated Driver & Front Outboard Passenger Seating, Ventilated Driver & Front Passenger Seats)$00 $

Suspension Type
Off-Road Suspension w/2" Factory Installed Lift - Includes monotube shocks.$00 $

Tire Type
Tires: 275/60R20SL AT BW$00 $

Transmissions
Transmission: 10-Speed Automatic (MQC) - Electronically controlled with overdrive, tow/haul mode and steering column paddle shifters. Includes ele electronic precision shift, cruise grade braking and powertrain grade braking.$00 $

Wheel Type
Wheels: 20" X 9" Machined Aluminum$00 $

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Warranty Information Standard
Basic distance: 60,000 km
Basic months: 36 months
Basic warranty: 36 months/60,000km
Corrosion perforation warranty: 60 months/ unlimited distance
Drivetrain distance: 100,000 km
Drivetrain months: 60 months
Powertrain warranty: 60 months/100,000km
Roadside assistance coverage: 60 months/100,000km
Roadside distance: 100,000 km
Roadside months: 60 months

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* Every reasonable effort is made to ensure the accuracy of the information listed above. Vehicle pricing, incentives, options (including standard equipment), and technical specifications listed is for the 2026 GMC Sierra 1500 AT4 4x4 Crew Cab 5.75 ft. box may not match the exact vehicle displayed. Please confirm with a sales representative the accuracy of this information.

General Information and Specifications
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Engine
Mileage
Fuel Type
Transmission
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