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  • Home / Used 2020 GMC Sierra 1500 AT4
  • Used 2020 GMC Sierra 1500 AT4

    2020 GMC Sierra 1500
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    Used Vehicle Description

    2020 GMC Sierra 1500 AT4 — Powerful, capable, and loaded with premium features. This White AT4 comes with a stout 6.2L ECOTEC3 V8 and a 10-speed automatic transmission for confident towing and on- or off-road performance. Well-equipped for work and play, this truck has 123,115 miles and a long list of factory options and tech. Highlights - Engine/Drivetrain: 6.2L V8 with 10-speed electronically controlled automatic transmission. - Off-road and towing capability: Off-Road Performance Package, ProGrade Trailering Package, Towing/Camper Package, trailer tire pressure monitor, HD Surround Vision with two trailer-view camera provisions, Bed View Camera, and Trailer Camera integrations. - Safety & driver assistance: Adaptive Cruise Control (camera), Automatic Emergency Braking, Front Pedestrian Braking, Forward Collision Alert, Lane Keep Assist, Lane Change Alert, Rear Cross Traffic Alert, Front and Rear Park Assist (ultrasonic), Rear Camera Mirror (auto-dimming), Following Distance Indicator, Safety Alert Seat. - Comfort & convenience: Leather interior, power sunroof, power windows/locks/mirrors, heated exterior mirrors, power rear sliding window with defogger, universal home remote, wireless charging, fixed running boards, LPO tubular assist steps. - Tech & audio: Premium GMC infotainment with navigation on an 8 touchscreen, Bose 7-speaker premium system, 8 enhanced driver information center, 15 multicolor head-up display. - Appearance & extras: AT4 Premium and Preferred Packages, chrome and black mirror cap options, aluminum/alloy wheels, license plate kit, full-size spare tire. This Sierra AT4 blends premium comfort, advanced safety, trailering readiness, and true V8 capability—ideal for hauling, towing, or enjoying rugged adventures with upscale amenities. Contact us to schedule a test drive or request more photos.
    Mileage: 123,115 Color:  White Engine:  V8, 6.2L Transmission:  Automatic Drive Type:  Four Wheel Drive Fuel:  Gas Int Color:  Jet Black With Kalahari Accents Body Style:  Crew Cab Pickup Stock #:  G32684B MPG (city/hwy):  15/19
    Mileage:  123,115
    Color:  White
    Engine:  V8, 6.2L
    Transmission:  Automatic
    Drive Type:  Four Wheel Drive
    Fuel:  Gas
    Int Color:  Jet Black With Kalahari Accents
    Body Style:  Crew Cab Pickup
    Stock #:  G32684B
    MPG (city/hwy):  15 / 19
    Optional Features
    EMISSIONS::EMISSIONS, FEDERAL REQUIREMENTS%%ENGINE::ENGINE, 6.2L ECOTEC3 V8%%AXLE::REAR AXLE, 3.23 RATIO%%ADDITIONAL EQUIPMENT::TECHNOLOGY PACKAGE%%ADDITIONAL EQUIPMENT::DRIVER ALERT PACKAGE II%%ADDITIONAL EQUIPMENT::TRAILER TIRE PRESSURE MONITOR SYSTEM%%ADDITIONAL EQUIPMENT::SUNROOF, POWER%%ADDITIONAL EQUIPMENT::INTELLIBEAM, AUTOMATIC HIGH BEAM ON/OFF%%ADDITIONAL EQUIPMENT::LICENSE PLATE KIT, FRONT%%ADDITIONAL EQUIPMENT::MULTICOLOR 15 DIAGONAL HEAD-UP DISPLAY%%ADDITIONAL EQUIPMENT::ADAPTIVE CRUISE CONTROL - CAMERA%%ADDITIONAL EQUIPMENT::REAR CAMERA MIRROR, INSIDE REARVIEW AUTO-DIMMING%%ADDITIONAL EQUIPMENT::AUTOMATIC EMERGENCY BRAKING%%ADDITIONAL EQUIPMENT::FRONT PEDESTRIAN BRAKING%%ADDITIONAL EQUIPMENT::HD SURROUND VISION WITH TWO TRAILER VIEW CAMERA PROVISIONS%%ADDITIONAL EQUIPMENT::BED VIEW CAMERA%%ADDITIONAL EQUIPMENT::FOLLOWING DISTANCE INDICATOR%%ADDITIONAL EQUIPMENT::FORWARD COLLISION ALERT%%ADDITIONAL EQUIPMENT::LANE KEEP ASSIST%%ADDITIONAL EQUIPMENT::CUSTOMER DIALOGUE NETWORK%%PAINT::SUMMIT WHITE%%ADDITIONAL EQUIPMENT::DRIVER ALERT PACKAGE I%%ADDITIONAL EQUIPMENT::TIRE, SPARE 255/80R17SL ALL-SEASON, BLACKWALL%%ADDITIONAL EQUIPMENT::LPO, BLACK TUBULAR ASSIST STEPS, 6 RECTANGULAR%%ADDITIONAL EQUIPMENT::WINDOW, POWER, REAR SLIDING WITH REAR DEFOGGER%%ADDITIONAL EQUIPMENT::BOSE SOUND SYSTEM, PREMIUM 7-SPEAKER SYSTEM%%ADDITIONAL EQUIPMENT::DRIVER INFORMATION CENTER, ENHANCED, 8 DIAGONAL MULTICOLOR DIGITAL DISPLAY%%ADDITIONAL EQUIPMENT::UNIVERSAL HOME REMOTE%%ADDITIONAL EQUIPMENT::WIRELESS CHARGING%%ADDITIONAL EQUIPMENT::FRONT AND REAR PARK ASSIST, ULTRASONIC%%ADDITIONAL EQUIPMENT::LANE CHANGE ALERT%%ADDITIONAL EQUIPMENT::REAR CROSS TRAFFIC ALERT%%ADDITIONAL EQUIPMENT::SAFETY ALERT SEAT%%PREFERRED EQUIPMENT GROUP::AT4 PREFERRED EQUIPMENT GROUP%%WHEELS::WHEELS, 20 X 9 (50.8 CM X 22.9 CM) MACHINED ALUMINUM WITH CARBON GREY METALLIC ACCENTS%%SEAT TRIM::JET BLACK WITH KALAHARI ACCENTS, PERFORATED LEATHER-APPOINTED FRONT SEAT TRIM%%ADDITIONAL EQUIPMENT::AT4 PREMIUM PACKAGE%%ADDITIONAL EQUIPMENT::AT4 PREFERRED PACKAGE%%ADDITIONAL EQUIPMENT::MIRROR CAPS, CHROME%%ADDITIONAL EQUIPMENT::LPO, MIRROR CAPS, BLACK
    Standard Equipment
    MECHANICAL::Four wheel drive%%MECHANICAL::Skid plates%%EXTERIOR::Door handles, body-color%%ENTERTAINMENT::Audio system feature, 6-speaker system%%INTERIOR::Steering wheel, leather-wrapped%%INTERIOR::Remote vehicle starter system%%MECHANICAL::Exhaust, aluminized stainless-steel muffler and tailpipe%%INTERIOR::Floor covering, color-keyed carpeting%%MECHANICAL::Frame, fully-boxed, hydroformed front section%%MECHANICAL::Differential, heavy-duty locking rear%%INTERIOR::Steering wheel, heated%%ENTERTAINMENT::Steering wheel audio controls%%MECHANICAL::Hill descent control%%MECHANICAL::Trailer brake controller, integrated%%EXTERIOR::Tire carrier lock keyed cylinder lock that utilizes same key as ignition and door%%SAFETY::StabiliTrak, stability control system with Proactive Roll Avoidance and traction control, includes electronic trailer sway control and hill start assist%%EXTERIOR::Glass, deep-tinted%%MECHANICAL::Rear axle, 3.23 ratio%%MECHANICAL::Steering, Electric Power Steering (EPS) assist, rack-and-pinion%%EXTERIOR::CornerStep, rear bumper%%EXTERIOR::Wheelhouse liners, rear%%INTERIOR::Theft-deterrent system, unauthorized entry%%INTERIOR::Air conditioning, dual-zone automatic climate control%%INTERIOR::Steering column, manual Tilt-Wheel and telescoping%%EXTERIOR::Tailgate and bed rail protection caps, top%%EXTERIOR::Bumper, rear body-color with corner steps%%ENTERTAINMENT::Radio, HD%%MECHANICAL::Automatic Stop/Start%%INTERIOR::Air vents, rear%%MECHANICAL::Capless Fuel Fill%%SAFETY::Rear seat reminder%%SAFETY::Tire Pressure Monitoring System with Tire Fill Alert (does not apply to spare tire)%%SAFETY::Airbags, dual-stage frontal airbags for driver and front outboard passenger; Seat-mounted side-impact airbags for driver and front outboard passenger; Head-curtain airbags for front and rear outboard seating positions; Includes front outboard Passenger Sensing System for frontal outboard passenger airbag (Always use seat belts and child restraints. Children are safer when properly secured in a rear seat in the appropriate child restraint. See the Owner's Manual for more information.)%%PACKAGE::Trailering Package includes trailer hitch, 7-pin and 4-pin connectors and (CTT) Hitch Guidance%%MECHANICAL::Battery, heavy-duty 730 cold-cranking amps/80 Amp-hr, maintenance-free with rundown protection and retained accessory power (Included and only available with (L84) 5.3L EcoTec3 V8 engine, (L3B) 2.7L Turbo engine and (L87) 6.2L EcoTec3 V8 engine.)%%MECHANICAL::Cargo tie downs (12), fixed, rated at 500 lbs per corner%%MECHANICAL::Brakes, 4-wheel antilock, 4-wheel disc with DURALIFE rotors%%EXTERIOR::Wheel, 17 x 8 (43.2 cm x 20.3 cm) full-size, steel spare%%EXTERIOR::Fog lamps, LED%%EXTERIOR::Taillamps, LED signature taillight with LED stop and reverse light%%EXTERIOR::LED Cargo Area Lighting located in cargo box activated with switch on center switch bank or key fob%%EXTERIOR::Tailgate, GMC MultiPro Tailgate with six functional load/access features
    Optional Features
    ADDITIONAL EQUIPMENT 
    • TECHNOLOGY PACKAGE
    • DRIVER ALERT PACKAGE II
    • TRAILER TIRE PRESSURE MONITOR SYSTEM
    • SUNROOF, POWER
    • INTELLIBEAM, AUTOMATIC HIGH BEAM ON/OFF
    • LICENSE PLATE KIT, FRONT
    • MULTICOLOR 15 DIAGONAL HEAD-UP DISPLAY
    • ADAPTIVE CRUISE CONTROL - CAMERA
    • REAR CAMERA MIRROR, INSIDE REARVIEW AUTO-DIMMING
    • AUTOMATIC EMERGENCY BRAKING
    • FRONT PEDESTRIAN BRAKING
    • HD SURROUND VISION WITH TWO TRAILER VIEW CAMERA PROVISIONS
    • BED VIEW CAMERA
    • FOLLOWING DISTANCE INDICATOR
    • FORWARD COLLISION ALERT
    • LANE KEEP ASSIST
    • CUSTOMER DIALOGUE NETWORK
    • DRIVER ALERT PACKAGE I
    • TIRE, SPARE 255/80R17SL ALL-SEASON, BLACKWALL
    • LPO, BLACK TUBULAR ASSIST STEPS, 6 RECTANGULAR
    • WINDOW, POWER, REAR SLIDING WITH REAR DEFOGGER
    • BOSE SOUND SYSTEM, PREMIUM 7-SPEAKER SYSTEM
    • DRIVER INFORMATION CENTER, ENHANCED, 8 DIAGONAL MULTICOLOR DIGITAL DISPLAY
    • UNIVERSAL HOME REMOTE
    • WIRELESS CHARGING
    • FRONT AND REAR PARK ASSIST, ULTRASONIC
    • LANE CHANGE ALERT
    • REAR CROSS TRAFFIC ALERT
    • SAFETY ALERT SEAT
    • AT4 PREMIUM PACKAGE
    • AT4 PREFERRED PACKAGE
    • MIRROR CAPS, CHROME
    • LPO, MIRROR CAPS, BLACK
    EMISSIONS
    • EMISSIONS, FEDERAL REQUIREMENTS
    ENGINE
    • ENGINE, 6.2L ECOTEC3 V8
    AXLE
    • REAR AXLE, 3.23 RATIO
    PAINT
    • SUMMIT WHITE
    PREFERRED EQUIPMENT GROUP
    • AT4 PREFERRED EQUIPMENT GROUP
    WHEELS
    • WHEELS, 20 X 9 (50.8 CM X 22.9 CM) MACHINED ALUMINUM WITH CARBON GREY METALLIC ACCENTS
    SEAT TRIM
    • JET BLACK WITH KALAHARI ACCENTS, PERFORATED LEATHER-APPOINTED FRONT SEAT TRIM
    Standard Equipment
    MECHANICAL 
    • Battery, heavy-duty 730 cold-cranking amps/80 Amp-hr, maintenance-free with rundown protection and retained accessory power (Included and only available with (L84) 5.3L EcoTec3 V8 engine, (L3B) 2.7L Turbo engine and (L87) 6.2L EcoTec3 V8 engine.)
    • Steering, Electric Power Steering (EPS) assist, rack-and-pinion
    • Brakes, 4-wheel antilock, 4-wheel disc with DURALIFE rotors
    • Exhaust, aluminized stainless-steel muffler and tailpipe
    • Cargo tie downs (12), fixed, rated at 500 lbs per corner
    • Frame, fully-boxed, hydroformed front section
    • Differential, heavy-duty locking rear
    • Trailer brake controller, integrated
    • Rear axle, 3.23 ratio
    • Hill descent control
    • Automatic Stop/Start
    • Capless Fuel Fill
    • Four wheel drive
    • Skid plates
    EXTERIOR 
    • LED Cargo Area Lighting located in cargo box activated with switch on center switch bank or key fob
    • Tire carrier lock keyed cylinder lock that utilizes same key as ignition and door
    • Tailgate, GMC MultiPro Tailgate with six functional load/access features
    • Taillamps, LED signature taillight with LED stop and reverse light
    • Wheel, 17 x 8 (43.2 cm x 20.3 cm) full-size, steel spare
    • Tailgate and bed rail protection caps, top
    • Bumper, rear body-color with corner steps
    • Door handles, body-color
    • CornerStep, rear bumper
    • Wheelhouse liners, rear
    • Glass, deep-tinted
    • Fog lamps, LED
    INTERIOR 
    • Air conditioning, dual-zone automatic climate control
    • Steering column, manual Tilt-Wheel and telescoping
    • Theft-deterrent system, unauthorized entry
    • Floor covering, color-keyed carpeting
    • Steering wheel, leather-wrapped
    • Remote vehicle starter system
    • Steering wheel, heated
    • Air vents, rear
    SAFETY 
    • Airbags, dual-stage frontal airbags for driver and front outboard passenger; Seat-mounted side-impact airbags for driver and front outboard passenger; Head-curtain airbags for front and rear outboard seating positions; Includes front outboard Passenger Sensing System for frontal outboard passenger airbag (Always use seat belts and child restraints. Children are safer when properly secured in a rear seat in the appropriate child restraint. See the Owner's Manual for more information.)
    • StabiliTrak, stability control system with Proactive Roll Avoidance and traction control, includes electronic trailer sway control and hill start assist
    • Tire Pressure Monitoring System with Tire Fill Alert (does not apply to spare tire)
    • Rear seat reminder
    ENTERTAINMENT 
    • Audio system feature, 6-speaker system
    • Steering wheel audio controls
    • Radio, HD
    PACKAGE 
    • Trailering Package includes trailer hitch, 7-pin and 4-pin connectors and (CTT) Hitch Guidance
    CALL
    Price plus tax, title, license. Price Includes a $249 documentation fee. Residency restrictions apply.
     
     

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    Customize Ride Svg
     
    Location: Sioux Falls Buick GMC Kia
    600 W. 41st St. Sioux Falls, SD 57105
    2020 GMC Sierra 1500, Stock #: G32684B
     
     
    Location: Sioux Falls Buick GMC Kia
    600 W. 41st St. Sioux Falls, SD 57105
    2020 GMC Sierra 1500, Stock #: G32684B
     
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