2020 GMC Sierra 1500 AT4

The 2020 GMC Sierra 1500 Crew Cab 4x4 AT4 is a highly capable, premium off-road truck. Powered by a robust \(6.2L\) V8 engine delivering \(420\) horsepower and paired with a \(10\)-speed automatic transmission, it conquers rugged terrain with its factory \(2\)-inch suspension lift, Rancho monotube shocks, and \(2\)-speed AutoTrac transfer case. The Premium Package adds luxury and everyday convenience, while the Technology Package equips the truck with advanced features like a 15-inch Head-Up display and HD Surround Vision. For safety and peace of mind on the road, the Driver Alert Package includes Automatic Emergency Braking, Forward Collision Alert, and Lane Keep Assist. Inside the spacious Crew Cab, passengers can enjoy the open feel provided by the power sunroof, completing this ultimate blend of heavy-duty capability and high-end refinement.

Engine & Performance
6.2L EcoTec3 V8 Engine: Generates 420 horsepower and 460 lb-ft of torque.
10-Speed Automatic Transmission: Optimizes power delivery and towing efficiency.
Dynamic Fuel Management: Shuts down cylinders automatically while cruising to maximize fuel economy.
Factory 2-Inch Suspension Lift: Provides extra ground clearance for rough terrain.
Rancho Monotube Shocks: Delivers off-road damping and a composed ride.
2-Speed AutoTrac Transfer Case: Includes push-button settings for 2WD, 4WD High, 4WD Low, and Auto.
Underbody Skid Plates: Protects vital lower drivetrain components.
AT4 Premium Package Features
Bose Premium Sound System: Multi-speaker high-fidelity audio system.
GMC Premium Infotainment System: 8-inch high-definition color touchscreen with integrated navigation.
Wireless Device Charging: Pad located in the center console for cable-free charging.
Universal Home Remote: Programmable garage door opener system.
Rear Sliding Power Window: Electronically opening rear window.
Side Blind Zone Alert: Alerts the driver to vehicles hidden in side blind spots.
Rear Cross Traffic Alert: Warns of cross-traffic when backing out of spaces.
Technology Package Features
Multicolor 15-inch Head-Up Display: Projects speed, navigation, and safety alerts onto the windshield.
HD Surround Vision: Provides a 360-degree aerial view with multiple camera angles.
Rear Camera Mirror: Standard rearview mirror switches into a live digital camera feed.
Bed View Camera: Includes two extra trailer camera provisions to monitor cargo or hookups.
8-inch Digital Driver Information Center: Upgraded customizable digital instrument cluster.
Driver Alert Package II Features
Adaptive Cruise Control: Camera-based system that maintains a set gap distance behind preceding traffic.
Automatic Emergency Braking: Automatically applies vehicle brakes to help avoid or lessen collisions.
Lane Keep Assist with Lane Departure Warning: Actively nudges the steering wheel to stay within detected lane lines.
Forward Collision Alert: Monitors proximity and flashes visual warnings if a crash is imminent.
Front Pedestrian Braking: Detects pedestrians directly ahead and brakes automatically if necessary.
Safety Alert Seat: Vibrates the left or right side of the driver seat cushion to warn of potential hazards.
IntelliBeam Headlamps: Automatically activates and deactivates high beams based on ambient traffic.
Premium Interior & Exterior Conveniences
Heated and Ventilated Front Seats: Multi-stage climate control tailored to leather bucket seats.
Heated Outboard Rear Seats: Adds warming elements to the outer rear seats.
GMC MultiPro Tailgate: 6-function tailgate that converts into a step, load stop, or work surface.
Jet Black Leather with Kalahari Accents: Signature styling trim exclusive to the AT4 line.
Spray-In Bedliner: Factory textured protective liner with embedded AT4 logo.
Dual-Zone Automatic Climate Control: Independent driver and passenger temperature selectors