The 2026 GMC Sierra 1500 AT4 Crew Cab Short Box 4WD brings together serious V8 performance, rugged AT4 off-road capability, and upscale everyday comfort. Finished in Coastal Dune with a Jet Black/Kalahari interior, this Sierra is equipped to move confidently from city streets to rough trails while surrounding occupants with premium technology and thoughtful convenience.  

 

Performance & Capability  

Engine: 6.2L EcoTec3 V8 delivering strong, responsive performance with impressive capability  

Transmission: 10-speed automatic with Electronic Precision Shift for smooth, controlled power delivery  

Drivetrain: 4-Wheel Drive with an Autotrac two-speed transfer case for confident traction across changing terrain  

Rear Differential: Automatic locking rear differential for added grip when conditions get challenging  

Rear Axle: 3.23 axle ratio for a balanced combination of performance and capability  

Off-Road Suspension: AT4-tuned suspension package designed for confident travel beyond the pavement  

Hill Descent Control: Helps maintain controlled speed on steep or uneven descents  

Skid Plates: Added underbody protection for greater confidence on rocky and rugged surfaces  

FlexRide Drive Modes: Selectable drive settings help tailor the trucks response to different driving conditions  

Active Exhaust: Adds an assertive character to the V8 while enhancing the overall driving experience  

 

Winter & Weather Comfort  

Heated Front Seats: Keeps the driver and front passenger comfortable during cold-weather journeys  

Heated Second-Row Outboard Seats: Adds warmth for rear passengers in colder conditions  

Ventilated Front Seats: Provides welcome cooling during warmer weather  

Heated Steering Wheel: Keeps hands comfortable on cold mornings  

Engine Block Heater: Helps support dependable starts in frigid conditions  

Dual-Zone Automatic Climate Control: Allows individualized temperature settings for driver and front passenger  

Rain-Sensing Wipers: Automatically adjust to changing precipitation  

Rear Window Defogger: Helps maintain clear rearward visibility in cold or damp weather  

Premium Floor Liners: Durable protection for the cabin through snow, mud, and everyday messes  

 

Interior Comfort & Convenience  

Power Front Seats: Power-adjustable driver and passenger seating for personalized comfort  

Driver Memory Settings: Conveniently recalls preferred seating and mirror positions  

Power Sliding Rear Window: Provides additional ventilation and open-air convenience  

Power Tilt & Telescoping Steering Column: Helps create an ideal driving position  

Remote Start & Keyless Open: Convenient access and cabin preparation at the push of a button  

Wireless Charging: Keeps compatible devices powered without requiring a charging cable  

Rear Seat Storage Package: Adds practical storage versatility beneath and around the rear seating area  

Power Sunroof: Brings additional natural light and an open-air feel to the interior  

 

Technology & Connectivity  

13.4 GMC Premium Infotainment System: Large touchscreen featuring Google Built-In compatibility, navigation capability, and Bluetooth connectivity  

12 Reconfigurable Digital Driver Display: Presents important vehicle information in a customizable format  

Wireless Phone Projection: Convenient smartphone integration without the need for a cable  

Bose Premium Audio System: Delivers rich, immersive sound throughout the cabin  

15 Multicolor Head-Up Display: Projects important driving information directly into the drivers line of sight  

Rear Camera Mirror: Enhances rearward visibility for added awareness  

Bed View Camera: Provides a dedicated view of the cargo box  

HD Surround Vision: Helps provide a clearer view around the truck when parking or maneuvering  

Multiple USB Ports & Wi-Fi Hotspot Capability: Keeps passengers connected and devices charged on the road  

 

Safety & Driver Assistance  

GMC Pro Safety: Suite of advanced driver-assistance features designed to provide added confidence  

Forward Collision Alert & Automatic Emergency Braking: Helps identify potential frontal collisions and assist with emergency stopping  

Front Pedestrian Braking: Adds protection when pedestrians are detected ahead  

Lane Keep Assist with Lane Departure Warning: Helps the truck stay properly positioned within its lane  

Adaptive Cruise Control: Helps maintain a set following distance from vehicles ahead  

Rear Cross Traffic Braking: Adds awareness when backing out of parking spaces or driveways  

Front & Rear Park Assist: Helps simplify maneuvering in tighter spaces  

Rear Pedestrian Alert: Provides additional awareness when reversing  

Driver Safety Alert Seat: Communicates certain warnings through targeted seat vibrations  

Teen Driver Mode & Rear Seat Reminder: Helpful features for family-oriented driving  

 

Exterior Styling & AT4 Presence  

20 Machined Aluminum Wheels: Finished with Carbon Grey Metallic accents for a distinctive AT4 appearance  

Exterior Colour: Coastal Dune a sophisticated earthy tone that gives the Sierra a distinctive premium presence  

Jet Black/Kalahari Interior: A refined cabin colour combination that complements the rugged AT4 character  

Red Front Recovery Hooks: Signature AT4 styling detail emphasizing the trucks off-road purpose  

Off-Road High-Clearance Steps: Provide easier entry while maintaining a rugged appearance  

LED Front Fog Lamps & IntelliBeam: Enhanced illumination and automatic high-beam functionality for nighttime driving  

Deep-Tinted Glass: Adds privacy and helps reduce glare and cabin heat  

GMC MultiPro Tailgate: Versatile design makes loading, unloading, and accessing the cargo box easier  

EZ Lift Power Lock & Release Tailgate: Convenient powered operation with added security 

Spray-On Bedliner: Durable protection for the pickup box   

Rear Bumper Corner Steps: Convenient access to the cargo area 

 

Whether youre tackling snowy roads, hauling equipment, towing recreational toys, or leaving the pavement behind, the 2026 GMC Sierra 1500 AT4 is engineered to meet the challenge. With its commanding 6.2L V8, advanced 4WD system, all-terrain hardware, premium interior, and cutting-edge technology, this Sierra delivers the ideal balance of rugged strength and sophisticated comfort, ready for work during the week and adventure when the weekend arrives. 

 



AMVIC Licensed Dealer

*Every reasonable effort is made to ensure the accuracy of the information shown. The Standard Equipment listed is provided at the time of the manufacture and may not match the exact vehicle displayed. Please confirm with a sales representative the accuracy of this information.

Safety EquipmentAirbags, 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 airbagFront and Rear Park Assist, ultrasonicHitch GuidanceRear Seat ReminderStabiliTrak, stability control system with Proactive Roll Avoidance and traction control, includes electronic trailer sway control and hill start assistDaytime Running Lamps, LED signature lightingRear Seat Belt IndicatorTire Pressure Monitoring System, auto learn includes Tire Fill Alert (does not apply to spare tire)Rear Cross Traffic BrakingRear Pedestrian AlertTrailer Side Blind Zone AlertHD 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 Camera Provisions and trailer viewing softwareSeat Belt Adjustable Guide Loops, front row onlyAutomatic Emergency Braking (Included and only available with (PDI) GMC Pro Safety.)Front Pedestrian Braking (Included and only available with (PDI) GMC Pro Safety.)Following Distance Indicator (Included and only available with (PDI) GMC Pro Safety.)Forward Collision Alert (Included and only available with (PDI) GMC Pro Safety.)Lane Keep Assist with Lane Departure Warning (Included and only available with (PDI) GMC Pro Safety.)Safety Alert Seat (Included and only available with (PDI) GMC Pro Safety.)Hitch View with image adjustment, Pan/Zoom/TiltOnStar Services capable (See onstar.ca for details and limitations. Services vary by model. Service plan required.)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) GMC 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.)Interior EquipmentSeat adjuster, driver 10-way power including lumbarSeat adjuster, passenger 10-way power including lumbarSeating, heated driver and front outboard passengerSeats, ventilated driver and front passengerSeats, heated second row outboard seatsCentre Console, floor-mounted with cup holders, cell phone storage, power cord management, hanging file folder capabilityFloor covering, colour-keyed carpetingSteering wheel, heatedCompass, located in instrument clusterWindow, power front, passenger express up/downWindows, power rear, express downDoor locks, powerRemote vehicle starter systemTheft-deterrent system, unauthorized entryDefogger, rear-window electricMirror, inside rearview auto-dimmingAssist handles front A-pillar mounted for driver and passenger, rear B-pillar mountedAir conditioning, dual-zone automatic climate controlExterior Temperature Display, located in radio displayPower outlet, interior power outlet, 120-volt (400 watts shared with (KC9) bed mounted power outlet)Power outlet, bed mounted, 120-volt (400 watts shared with (KI4) interior power outlet)Adaptive Cruise ControlSteering wheel, wrappedWireless ChargingUSB Ports, 2 (first row) located on consoleAir vents, rearDriver Information Centre, enhanced, 12.3" diagonal reconfigurable multicolour digital displayBrake lining wear indicatorWindows, power front, drivers express up/downDriver memory recalls driver "presets" for power driver seat and outside mirrorsUSB Ports, 2, Charge/Data ports located inside centre consoleSteering column lock, electricalSeats, front bucket with centre consolePremium Floor Liners with removable carpet insert, frontPremium Floor Liners with removable carpet insert, rearKeyless Open and Start includes remote keyless entryUSB ports, (2) charge-only, rearGMC Premium information Display-13.4" diagonal Multicolour I touch screenSeat, 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)Steering column, power rake and telescopingIn-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 moduleSeat trim, Perforated leather frontExterior EquipmentTire carrier lock keyed cylinder lock that utilizes same key as ignition and doorCornerStep, rear bumperGlass, deep-tintedTailgate and bed rail protection caps, topDoor handles, body-colourLamps, cargo area, cab mounted integrated with centre high mount stop lamp, with switch in bank on left side of steering wheelWheel, 17" x 8" (43.2 cm x 20.3 cm) full-size, steel spareMirror caps, high gloss BlackLighting, perimeterMirrors, outside heated power-adjustable, power-folding and driver-side auto-dimming puddle lamps, side perimeter lighting and memoryWipers, front rain-sensingFog lamps, LEDTailgate, GMC MultiPro Tailgate with six functional load/access featuresBumper, rear body-colour with corner stepsBumper, front, body-colour lowerLED Cargo Area Lighting located in cargo bed activated with switch on centre switch bank or key fobTailgate, gate function manual with EZ Lift includes power lock and release, includes hitch area lightHeadlamps, LED projectors with Fade-on/Fade-off animation, LED turn signals and Daytime Running LampsIntelliBeam, automatic high beam on/off (Included and only available with (PDI) GMC Pro Safety.)Taillamps, LED LED signature taillight with LED stop, turn & reverse and Fade-on/Fade-off animationWheelhouse liners, rear (Deleted with (PCP) AT4 CarbonPro Edition.)Grille (Black chrome header and grille insert bars with gloss black accents.)Wheels, 20" x 9" (50.8 cm x 22.9 cm) machined aluminum with Carbon Grey Metallic accentsTires, 275/60R20SL all-terrain, blackwall (Includes (QAQ) spare tire.)Tire, spare 255/80R17SL all-season, blackwall (Included and only available with 20" or 22" wheels and tires excluding (QFV) LT265/60R20 MT blackwall Goodyear Wrangler Territory tires.)Bedliner, Spray-on Pickup bedliner with GMC logo (does not include spray-on liner on tailgate due to Black composite inner panel) (Deleted with (PCP) AT4 CarbonPro Edition.)Entertainment EquipmentBose Sound System, premium 7-speaker system with Richbass wooferBluetooth for phone connectivity to vehicle infotainment systemWi-Fi Hotspot capable (Terms and limitations apply. See onstar.ca or dealer for details.)SiriusXMSteering wheel audio controlsAudio 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 phonesWireless, Apple CarPlay / Wireless Android AutoSiriusXM 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.)Mechanical EquipmentFour wheel driveTrailer brake controller, integratedBrakes, 4-wheel antilock, 4-wheel disc with DURALIFE rotorsFrame, fully-boxed, hydroformed front sectionExhaust, aluminized stainless-steel muffler and tailpipePush Button StartAir filter, heavy-dutyAuto-locking rear differentialAutomatic Stop/StartHill Descent ControlSkid PlatesSteering, Electric Power Steering (EPS) assist, rack-and-pinionCapless Fuel FillRear axle, 3.23 ratioAlternator, 220 ampsPickup bedTransfer case, two-speed, electronic Autotrac with push button control (4WD models only)Suspension, Off-Road with 2" factory installed lift and monotube shocksRecovery hooks, RedCargo tie downs (12), fixed, rated at 500 lbs per cornerElectronic Precision Shift and steering column paddle shiftersEngine, Duramax 3.0L Turbo-Diesel I6 (305 hp [227 kW] @ 3750 rpm, 495 lb-ft of torque [671 Nm] @ 2750 rpm) (Includes (KW5) 220-amp alternator and (K05) engine block heater.)Battery, heavy-duty 850 cold-cranking amps/95 Amp-hr, maintenance-free with rundown protection and retained accessory power (Included and only available with (LZ0) Duramax 3.0L Turbo-Diesel I6 engine.)Transmission, 10-speed automatic with Electronic Precision shift, electronically controlled with overdrive, tow/haul mode and steering column paddle shifters. Includes Cruise Grade Braking and Powertrain Grade BrakingGVWR, 7200 lbs. (3266 kg) (Requires TK10*43 Crew Cab 4WD model with (LZ0) Duramax 3.0L Turbo-Diesel I6 engine.)Exhaust, dual system (Includes chrome exhaust tips. Not available with (L87) 6.2L EcoTec3 V8 engine.)Other EquipmentTrailering Package includes trailer hitch, 7-pin and 4-pin connectors and (CTT) Hitch GuidanceGMC Pro Safety includes (UEU) Forward Collision Alert, (UE4) Following Distance Indicator, (UKJ) Front Pedestrian Braking, (TQ5) IntelliBeam, (UHX) Lane Keep Assist with Lane Departure Warning, and (UHY) Automatic Emergency Braking (Includes (T8Z) Buckle to Drive and (HS1) Safety Alert Seat.)