| Monday | 8:00am - 6:00pm |
| Tuesday | 8:00am - 6:00pm |
| Wednesday | 8:00am - 6:00pm |
| Thursday | 8:00am - 6:00pm |
| Friday | 8:00am - 6:00pm |
| Saturday | 9:00am - 5:00pm |
| Sunday | Closed |
| Monday | 7:00am - 6:00pm |
| Tuesday | 7:00am - 6:00pm |
| Wednesday | 7:00am - 6:00pm |
| Thursday | 7:00am - 6:00pm |
| Friday | 7:00am - 6:00pm |
| Saturday | 8:00am - 5:00pm |
| Sunday | Closed |
| Monday | 8:00am - 6:00pm |
| Tuesday | 8:00am - 6:00pm |
| Wednesday | 8:00am - 6:00pm |
| Thursday | 8:00am - 6:00pm |
| Friday | 8:00am - 6:00pm |
| Saturday | 9:00am - 5:00pm |
| Sunday | Closed |
| Monday | 7:00am - 6:00pm |
| Tuesday | 7:00am - 6:00pm |
| Wednesday | 7:00am - 6:00pm |
| Thursday | 7:00am - 6:00pm |
| Friday | 7:00am - 6:00pm |
| Saturday | 8:00am - 5:00pm |
| Sunday | Closed |
The 2026 GMC Sierra 1500 AT4 Crew Cab Short Box 4-Wheel Drive blends rugged off-road capability with refined comfort and cutting-edge technology, delivering a premium experience for drivers who demand more from their full-size truck. Designed for both adventure and daily utility, the AT4 trim stands out with its distinctive styling, advanced trailering features, and a commanding V8 powertrain. Whether tackling remote terrain or highway hauling, the Sierra AT4 brings confidence, power, and convenience to every drive.
Performance & Capability
Engine: 6.2L EcoTec3 V8 for high-output performance and towing strength
Transmission: Smooth-shifting 10-speed automatic transmission
Drivetrain: Advanced Autotrac® two-speed 4WD transfer case with automatic locking rear differential
Suspension: Off-Road Suspension Package with skid plates and high ground clearance for rugged trails
Braking & Stability: 4-wheel disc brakes with ABS and Hill Descent Control for steep declines
Towing Support: Integrated trailer brake controller, Hitch Guidance with Hitch View, and Trailer Side Blind Zone Alert
Drive Comfort: Electronic Precision Shift, Adaptive Ride Control, and heavy-duty air filter for tough environments
Winter Readiness
4-Wheel Drive (4WD) for optimal traction in snow and icy conditions
Heated Front and Rear Outboard Seats for cold-weather comfort
Heated Steering Wheel to keep hands warm on frigid mornings
Remote Start with automatic climate pre-conditioning
Strong Defrosting System with rain-sensing windshield wipers and rear window defogger
All-Terrain Tires and Spray-On Bedliner for utility and durability year-round
Interior Comfort & Design
Seating: Power-adjustable, leather-appointed front bucket seats with ventilation and driver memory settings
Cabin Layout: Rear seat storage package and under-seat compartments for added utility
Climate: Dual-zone automatic climate control with rear air vents
Driver Convenience: Power tilt and telescopic steering column, push-button start, and keyless open
Sunroof: Power-sliding moonroof for added openness and visibility
Technology & Connectivity
Infotainment Display: 13.4" GMC Premium touchscreen with built-in Google, navigation, and voice command
Connectivity: Wireless Apple CarPlay® and Android Auto™, Bluetooth®, and Wi-Fi hotspot capability
Audio: Bose® premium sound system for immersive in-cabin listening
Charging: Wireless phone charging pad, USB ports for all rows, and 120V power outlets in the cab and bed
Driver Info: 15" multicolour head-up display and 12" digital driver display
Safety & Driver Assistance
Airbag System: Full suite including front, side curtain, and outboard airbags with rear seatbelt indicators
Advanced Safety:
Forward Collision Alert with Automatic Emergency Braking
Lane Keep Assist with Lane Departure Warning
Front and Rear Park Assist
Rear Cross Traffic Braking
Rear and Front Pedestrian Detection
HD Surround Vision camera system
Driver's Safety Alert Seat and Teen Driver Mode
Visibility & Monitoring: Bed View Camera, Rear Camera Mirror, Tire Pressure Monitoring System
Exterior Styling & Utility
Design: Bold AT4 appearance with red recovery hooks, unique grille, and machined aluminum wheels
Tailgate: GMC MultiPro™ Tailgate with EZ Lift and power lock/release
Lighting: LED headlamps, fog lights, and cargo bed lighting for improved nighttime function
Utility Enhancements: Off-road high-clearance assist steps, skid plates, and perimeter lighting
For Canadian drivers who demand off-road capability without sacrificing modern luxury, the 2026 Sierra AT4 delivers unmatched confidence, comfort, and cutting-edge tech — all wrapped in a rugged, refined package.