2025 GMC Sierra 1500 At4 Crew Cab 4wd 

in Altona 

The 2025 GMC Sierra 1500 AT4 Crew Cab 4WD with the Duramax 3.0L Turbo-Diesel is built for drivers who demand serious capability, premium comfort, and cutting-edge technology. Designed to handle rugged terrain while delivering refined everyday driving, this AT4 combines off-road strength with modern luxury-perfect for job sites, long highway drives, and weekend adventures.

BOLD AT4 DESIGN & FUNCTIONAL STRENGTH
» Summit White exterior with signature AT4 styling
» 18" machined aluminum wheels with dark painted pockets
» LT275/65R18 Goodyear Territory MT all-terrain tires
» Dual exhaust and aggressive off-road stance
» Front LED fog lamps and IntelliBeam automatic high beams
» Red front recovery hooks and skid plates for off-road protection
» GMC MultiPro Tailgate with EZ Lift power lock and release
» CornerStep rear bumper for easy bed access
» Spray-on bedliner with LED cargo bed lighting
» Deep tint glass and premium exterior accents

INTERIOR COMFORT & CRAFTSMANSHIP
» Jet Black interior with Kalahari accents and AT4 detailing
» Heated and ventilated front bucket seats
» Heated second-row outboard seats for rear passenger comfort
» Heated steering wheel with wrapped leather finish
» Power driver and passenger seats with memory settings
» Dual-zone automatic climate control system
» Power sunroof and sliding rear window
» Premium floor liners with removable carpet inserts
» Spacious Crew Cab with rear seat storage package and large center console

PERFORMANCE & OFF-ROAD CAPABILITY
» Duramax 3.0L Turbo-Diesel engine delivering impressive torque and efficiency
» Smooth 10-speed automatic transmission
» Four-wheel drive system for confident traction in all conditions
» Autotrac two-speed transfer case with selectable drive modes
» Off-road suspension package with Hill Descent Control
» Automatic locking rear differential for enhanced traction
» Heavy-duty air filter and engine block heater for Canadian climates
» Trailering equipment package with integrated trailer brake controller
» Hitch Guidance with Hitch View and trailer camera provisions

ADVANCED TECHNOLOGY & CONNECTIVITY
» 13.4" GMC Premium Infotainment touchscreen with Google built-in compatibility
» Wireless Apple CarPlay® and Android Auto" capability
» 12" digital driver information center display
» Wireless charging and multiple USB ports throughout the cabin
» Bose premium speaker system for rich audio quality
» Rear camera mirror and HD Surround Vision
» 15" multi-color Head-Up Display for critical driving information
» Wi-Fi hotspot capability with OnStar services

SAFETY & DRIVER ASSISTANCE
» GMC Pro Safety suite with advanced driver assistance features
» Forward Collision Alert with Automatic Emergency Braking
» Lane Keep Assist with Lane Departure Warning
» Front Pedestrian Braking and Rear Pedestrian Alert
» Following Distance Indicator and Safety Alert Seat
» Trailer Side Blind Zone Alert and Rear Cross Traffic Braking
» Front and Rear Park Assist
» HD Surround Vision camera system
» Tire Pressure Monitoring System and Rear Seat Reminder

WHY THE 2025 GMC SIERRA 1500 AT4 DURAMAX STANDS OUT
» Legendary Duramax diesel power paired with smooth 10-speed performance
» AT4 off-road engineering built for rugged terrain and adventure
» Premium interior comfort with heated, ventilated, and spacious seating
» Advanced technology with large digital displays and connectivity features
» Professional-grade trailering capability for work and recreation

The 2025 GMC Sierra 1500 AT4 Duramax is where diesel efficiency meets off-road confidence and premium refinement. Built to tackle tough jobs while delivering comfort and advanced technology, this truck is ready for whatever the road-or trail-throws your way.

Visit West Park Chevrolet Buick GMC in Altona to experience the power, capability, and innovation of the 2025 Sierra AT4.

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