2020 GMC Sierra 1500 AT4

Tackle every mile with confidence and power in the 2020 GMC Sierra 1500 AT4, now available at Sam Boswell Buick GMC! This off-road-ready truck is equipped with the highly efficient 3.0L Duramax® Turbo-Diesel, delivering 277 horsepower and a commanding 460 lb-ft of torque while achieving impressive fuel economy. Paired with a 10-speed automatic transmission and a factory 2-inch lift, the AT4’s advanced 4WD system, off-road suspension, and skid plates make it the perfect blend of strength and sophistication—whether you’re towing, trailering, or taking the unbeaten path.

Inside, the Sierra AT4 offers premium comfort with leather-appointed seats, Kalahari accent stitching, and advanced tech like an 8-inch touchscreen with Apple CarPlay®, Android Auto™, and built-in navigation. The spacious cabin also features heated and ventilated front seats, a heated steering wheel, and dual-zone climate control for year-round comfort. With advanced safety features like HD Surround Vision, Forward Collision Alert, and Lane Keep Assist, the 2020 Sierra 1500 AT4 Diesel is built for bold drivers who demand capability and refinement in one unstoppable package. Visit Sam Boswell Buick GMC today and experience it for yourself!

Summit White 2020 GMC Sierra 1500 AT4 4WD 10-Speed Automatic 3.0L I6 10-Speed Automatic, 4WD, Jet Black With Kalahari Accents Leather, 12-Volt Rear Auxiliary Power Outlet, 120-Volt Instrument Panel Power Outlet, 170 Amp Alternator, 2 USB Ports (1st Row), 4.2" Diagonal Color Display Driver Info Center, 4G LTE Wi-Fi Hotspot Capable, 8" Driver Information Center, Adaptive Cruise Control - Camera, AT4 Preferred Package, AT4 Premium Package, Automatic Emergency Braking, Auxiliary External Transmission Oil Cooler, Bed View Camera, Deep-Tinted Glass, Driver Alert Package I, Driver Alert Package II, Electric Rear-Window Defogger, Electrical Lock Control Steering Column, Following Distance Indicator, Forward Collision Alert, Front Pedestrian Braking, GMC Connected Access Capable, HD Radio, HD Rear Vision Camera, HD Surround Vision w/2 Trailer View Camera Provisions, Heated 2nd Row Outboard Seats, Heated Driver & Front Outboard Passenger Seating, Heated steering wheel, Heavy-Duty Rear Locking Differential, Hill Descent Control, Hitch Guidance, Integrated Trailer Brake Controller, IntelliBeam Automatic High Beam On/Off, Keyless Open & Start, Lane Keep Assist w/Lane Departure Warning, LED Cargo Area Lighting, Manual Tilt-Wheel & Telescoping Steering Column, Multicolor 15" Diagonal Head-Up Display, OnStar & GMC Connected Services Capable, Power Door Locks, Power Front Passenger Windows w/Express Up/Down, Power Front Windows w/Driver Express Up/Down, Power Rear Windows w/Express Down, Power Sliding Rear Window w/Rear Defogger, Preferred Equipment Group 4SB, Premium Bose 7-Speaker Sound System, Radio: Premium GMC Infotainment Sys w/Navigation, Rear Camera Mirror, Rear Dual USB Charging-Only Ports, Red Recovery Hooks, Remote Vehicle Starter System, Safety Alert Seat, Spray-On Pickup Bed Liner w/AT4 Logo, Steering Wheel Audio Controls, Technology Package, Theft Deterrent System (Unauthorized Entry), Trailering Package, Universal Home Remote, Ventilated Driver & Front Passenger Seats, Wireless Charging.

This car is priced competitively using our EXCLUSIVE Sam Boswell Buick GMC Value Pricing technology, guaranteeing you a "NO HAGGLE/ REAL-TIME" market value price. In other words, we DO NOT artificially inflate our prices by thousands of dollars in hopes of winning a negotiating contest with our customers. We give you our BEST price upfront, with NO "back-and-forth" negotiating. All trade-ins are welcome. We'll buy your car even if you don't buy ours! Price includes a $750 finance coupon. Visit us at www.samboswellbuickgmc.com. Recent Arrival! 22/26 City/Highway MPG