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2020 GMC Sierra 2500 HD Crew Cab
AT4 Pickup 4D 6 1/2 ft88,221 miles
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Why You’ll Love This Sierra 2500
Slotted between the SLT and Denali trims in the Sierra 2500 HD lineup, the AT4 combines off-road ready engineering with the versatile World's First Six-Function GMC MultiPro Tailgate and the comfort of heated and ventilated 10-way power front leather-appointed bucket seats, enhanced by advanced features like up to 15 camera views.
Technology Package
Originally valued at $2,125, it includes an 8-inch Multicolor Driver Instrument Info Display, HD Surround Vision with 2 Trailer View Camera Provisions, a 15-inch Head-Up Display, and a Rear Camera Mirror.
AT4 Preferred Package
Originally valued at $1,475, it features a Bose Premium 7 Speaker Sound System, Wireless Charging, a Power Sliding Rear Window with Defogger, and a Premium GMC Infotainment System Radio with Navigation.
Driver Alert Package I
Originally valued at $890, enhanced maneuvering and situational awareness is provided by Ultrasonic Front and Rear Park Assist, Rear Cross Traffic Alert and Lane Change Alert with Side Blind Zone Alert.
Driver Alert Package II
Originally valued at $645, collision mitigation and lane-keeping assistance comes from Forward Collision Alert, Automatic Emergency Braking, Safety Alert Seat and Lane Departure Warning.
Gooseneck/5th Wheel Package
Originally valued at $545, this package equips the truck with the necessary Gooseneck/5th Wheel Prep Package, readying it for heavy-duty towing applications.
Duramax 6.6L Turbo-Diesel V8 Engine
Originally valued at $9,890, this option provides the Duramax 6.6L Turbo-Diesel V8 Engine, delivering substantial power and torque for demanding tasks.
20-inch bright machined aluminum wheels
Originally valued at $1,100, these 20-inch 6-spoke bright machined aluminum wheels enhance the vehicle's stance and visual appeal.
Power Sunroof
Originally valued at $995, a power sunroof opens the cabin to natural light and fresh air with convenient push-button operation.
6-inch rectangular black tubular assist steps
Originally valued at $750, 6-inch rectangular black tubular assist steps provide a sturdy platform for easier entry and exit from the cabin.
Heavy-duty diesel power
Delivers immense 18,500 lbs towing capacity through the 6.6L Duramax Turbo Diesel V8 engine, Allison 10-speed automatic transmission and 4WD, supported by a Dual Path Air Induction System and an Intelligent Diesel Exhaust Brake system.
Multicolor 15" diagonal Head-Up Display
Projects key vehicle information, including an Off-Road Inclinometer, directly onto the windshield, allowing drivers to keep their eyes on the road or trail.
Up to 15 camera views
Offers a comprehensive view of the surroundings with up to 15 camera views, including Surround View and Transparent Trailer View, for enhanced safety and maneuvering.
Off-road suspension
Rancho shocks enhance damping and control over rugged terrain, improving ride quality and capability with the specialized off-road suspension.
World's First Six-Function GMC MultiPro Tailgate
This innovative tailgate offers versatile configurations for easier loading, accessing and working, providing unmatched utility for various tasks.
Heated and ventilated 10-way power front leather-appointed bucket seats
Personalized comfort is delivered through heated and ventilated 10-way power front leather-appointed bucket seats, enhancing the driving experience in various weather conditions.
Off-road ready engineering
The AT4 trim is purpose-built for challenging terrain, combining heavy-duty capability with advanced off-road features.
Eaton automatic locking rear differential
Automatically engages to provide maximum traction when wheel slip is detected, improving off-road capability.
Power-folding/-extending vertical trailering mirrors
Mirrors with auto-dimming upper glass and perimeter lighting enhance visibility and convenience when towing, making navigation easier.
Traction Select System with Off-Road mode
Optimizes vehicle performance for different driving surfaces, providing enhanced control and confidence.
Spray-on bedliner with AT4 logo
Protects the truck bed from scratches and impacts.
Advanced high-intensity LED headlamps
Provide bright, clear illumination for improved nighttime visibility.
Heated and leather-wrapped steering wheel
Offers a comfortable grip and warmth in colder climates.
Integrated trailer brake controller
Provides precise control over trailer braking.
Heated rear outboard seats
Offer added comfort for rear passengers in colder weather.
Red vertical recovery hooks
Provide accessible and robust points for vehicle recovery.
Side bed step
Provides easier access to the truck bed.
Hitch guidance
Assists with precise trailer alignment.
High definition rear vision camera
Provides a clear view behind the vehicle.
This content is AI-generated and some details may not be 100% accurate. Refer to the details throughout this page for specific vehicle info.