Used 2020 GMCSierra AT4

  • Diesel

    Exterior Color
    Summit White
    Interior Color
    Jet Black w/Kalahari Accents
    Odometer
    94,984 miles
    Transmission
    10-speed automatic
    Drivetrain
    4WD
    Engine
    6 Cyl, 3.0L
    VIN
    3GTU9EET9LG424123
    Stock Number
    FP1218
    GMC Sierra

    Included Packages & Accessories

    • Driver Alert Package I: Ultrasonic Front and Rear Park Assist; Rear Cross Traffic Alert; Perimeter Lighting; Lane Change Alert with Side Blind Zone Alert
    • Driver Alert Package II: Forward Collision Alert; Lane Keep Assist with Lane Departure Warning; Front Pedestrian Braking; Following Distance Indicator; Automatic Emergency Braking; Safety Alert Seat; IntelliBeam Automatic High Beam On/off; Adaptive Cruise Control - Camera
    • AT4 Premium Package: 6 Rectangular Black Tubular Assist Steps
    • Technology Package: 8 Driver Information Center; HD Surround Vision with 2 Trailer View Camera Provisions; Multicolor 15 Diagonal Head-Up Display; High Gloss Black Mirror Caps; Bed View Camera; Rear Camera Mirror
    • Preferred Equipment Group 4SB: Hitch Guidance; 2 USB Ports (1st Row); Electric Rear-Window Defogger; Theft Deterrent System (unauthorized Entry); Body-Color Surround Grille; High-Capacity Air Filter; Skid Plates; Compass; 4.2 Diagonal Color Display Driver Info Center; 120-Volt Instrument Panel Power Outlet; Heated Driver and Front Outboard Passenger Seating; Color-Keyed Carpeting Floor Covering; OnStar and GMC Connected Services Capable; Heated 2nd Row Outboard Seats; Power Front Passenger Windows with Express Up/down; All-Weather Floor Liners with AT4 Logo; Power Rear Windows with Express Down; Integrated Trailer Brake Controller; Ventilated Driver and Front Passenger Seats; Manual Tilt-Wheel and Telescoping Steering Column; HD Rear Vision Camera; LED Cargo Area Lighting; Remote Vehicle Starter System; Hill Descent Control; Floor-Mounted Center Console; 170 Amp Alternator; Auxiliary External Transmission Oil Cooler; Electrical Lock Control Steering Column; Trailering Package; Off-Road Suspension; Steering Wheel Audio Controls; GMC Connected Access Capable; 2-Speed Transfer Case; Deep-Tinted Glass; Spray-On Pickup Bed Liner with AT4 Logo; HD Radio; Red Recovery Hooks; Power Front Windows with Driver Express Up/down; Rear Dual USB Charging-Only Ports; Keyless Open and Start; 4G LTE Wi-Fi Hotspot Capable; ProGrade Trailering System; Rear Wheelhouse Liners; 12-Volt Rear Auxiliary Power Outlet; 2 USB Ports; Heavy-Duty Rear Locking Differential; Power Door Locks
    • AT4 Preferred Package: Premium Bose 7-Speaker Sound System; Power Sliding Rear Window with Rear Defogger; Wireless Charging; Universal Home Remote; Premium GMC Infotainment System Radio with Navigation
    • Power Sunroof
    • 20 X 9 Machined Aluminum Wheels
    • 6 Rectangular Black Tubular Assist Steps
    • Bed View Camera
    • 275/60R20SL AT BW Tires
    • Apple CarPlay/Android Auto smart device mirroring
    • Forward Collision Alert with Automatic Braking
    • Front Pedestrian Braking
    • 4G LTE Wi-Fi Hotspot capable mobile hotspot internet access
    • Lane Keep Assist with Lane Departure Warning
    • Adaptive cruise control
    • Head-up display
    • Brake assist system
    • Cruise control with steering wheel mounted controls
    • Ventilated driver and front passenger seats
    • Integrated navigation system
    • Keyfob remote start
    • Heated steering wheel
    • Heated driver and front passenger seats
    • Heated rear seats
    • Leather front seat upholstery
    • Primary monitor touchscreen
    • Rear Cross-Traffic Alert collision warning
    • First-row sliding and tilting glass sunroof with express open activation sunshade
    • Driver seat power reclining
    • lumbar support
    • cushion tilt
    • fore/aft control and height adjustable control
    • AutoTrac part and full-time 4WD
    • Duramax 3L I-6 diesel direct injection
    • DOHC
    • variable valve control
    • intercooled turbo
    • diesel
    • engine with 277HP
    • Duramax 3L I-6 DOHC
    • Front wireless smart device charging
    • Teen Driver restricted driving mode/alerts
    • Smart key with hands-free access and push button start
    • Aerial view camera
    • Push-button
    • Video-feed rearview mirror
    • Bluetooth wireless audio streaming
    • Hitch Guidance vehicle to trailer hitching assist
    • Front mounted camera
    • Right side camera
    • Pickup box camera
    • Left side camera
    • Lane Change Alert with Side Blind Zone Alert blind spot warning
    • Following Distance Indicator
    • GMC ProGrade Trailering System trailer light test
    • GMC ProGrade Trailering System trailer light malfunction warning
    • GMC ProGrade Trailering System trailer theft alarm
    • Dual-zone front climate control
    • IntelliBeam auto high-beam headlights
    • Immobilizer
    • Bose speakers
    • Bluetooth handsfree wireless device connectivity
    • Trailer brake controller
    • Trailer Sway Control (TSC) trailer sway control
    • Trailering Assist Guidelines vehicle and trailer reverse assist with visual graphic guidance only
    • Premium GMC Infotainment System external memory control
    • Pandora internet radio capability
    • 3.0L I6 Turbo Diesel Engine
    • Driver Alert 2 Pkg.
    • ProGrade Trailering Pkg.
    • Aluminum/Alloy Wheels
    • Bose Premium Stereo
    • Fixed Running Boards
    • Heads-Up Display
    • Heated Exterior Mirrors
    • Navigation System
    • Power Adjustable Mirrors
    • Power Door Locks
    • Power Windows
    • Rear Parking Sensors
    • Univ Garage Door Opener
    • 3.0L Duramax Diesel
    • Sunroof
    • 20-Inch Wheels

    Included Packages & Options

    Included Options
    • Power Sunroof$995
    • Bed View Camera$250

    Detailed Specifications

    • 1st and 2nd row curtain head airbags
    • 4-wheel ABS Brakes
    • ABS and Driveline Traction Control
    • Anti-theft alarm system
    • Audio System Premium Brand: GMC Infotainment System
    • Audio controls on steering wheel
    • Automatic front air conditioning
    • Auxilliary engine cooler
    • Auxilliary transmission cooler
    • Bluetooth wireless phone connectivity
    • Braking Assist
    • Bucket front seats
    • Climate Controlled : Driver and passenger heated
    • Compass
    • Cruise control
    • Cruise controls on steering wheel
    • Daytime running lights
    • Digital Audio Input
    • Driver seat memory
    • Driver's side electrochromatic auto-dimming mirrors
    • Dual front air conditioning zones
    • Dual illuminated vanity mirrors
    • Dual reverse tilt mirrors
    • Electrochromatic rearview mirror
    • External temperature display
    • Fold-up cushion rear seats
    • Front Ventilated disc brakes
    • Front and rear reading lights
    • Front fog/driving lights
    • Fuel Consumption: City: 16 mpg
    • Fuel Consumption: Highway: 21 mpg
    • Heated driver mirror
    • Heated passenger mirror
    • Heated steering wheel
    • Leather seat upholstery
    • Leather/metal-look steering wheel trim
    • Machined aluminum rims w/ painted accents
    • Manufacturer's 0-60mph acceleration time (seconds): 6.1 s
    • Memorized Settings for 2 drivers
    • Memorized Settings including door mirror(s)
    • Metal-look dash trim
    • Passenger Airbag
    • Power remote w/tilt down driver mirror adjustment
    • Power remote w/tilt down passenger mirror adjustment
    • Power retractable mirrors
    • Power windows
    • Premium GMC Infotainment System
    • Privacy glass: Deep
    • Radio Data System
    • Rear seats center armrest
    • Remote Engine Start : Keyfob remote start
    • Remote power door locks
    • Side airbag
    • Simulated wood/metal-look door trim
    • SiriusXM with 360L AM/FM/HD/Satellite
    • SiriusXM with 360L Satellite Radio
    • Speed-proportional electric power steering
    • Split rear bench
    • Stability controll with anti-roll
    • Suspension class: Off-road
    • Tachometer
    • Tilt and telescopic steering wheel
    • Total Number of Speakers: 6
    • Trailer hitch
    • Trip computer
    • Urethane shift knob trim
    • Video Monitor Location: Front
    • Wheel Diameter: 18
    • Wheel Width: 8.5

    Dealer Notes

    Vehicle Details
    Discover rugged capability and refined comfort with this 2020 GMC Sierra 1500 AT4, proudly available in Arkadelphia, AR. Built for drivers who demand performance and style, this 4WD pickup features a powerful 6-cylinder, 3.0L diesel engine that delivers dependable torque for towing and hauling while maintaining a smooth, confident ride. The AT4 trim brings off-road-ready suspension, bold exterior accents, and premium interior touches-perfect for weekend adventures or daily work. Inside, enjoy modern connectivity and convenience with Apple CarPlay, Android Auto, and Hands Free Bluetooth for seamless smartphone integration and safe, easy access to navigation and media. Remote Start ensures comfort before you step in, and Lane Keep Assist adds an extra layer of safety on long drives. Thoughtful storage solutions and comfortable seating make every trip more enjoyable, while rugged exterior protection helps you tackle rough terrain with confidence. This GMC Sierra 1500 AT4 combines durability, technology, and style in one capable package. Located in Arkadelphia, AR, it's ready for test drives and inspections-ideal for buyers seeking a versatile truck with premium features and real-world capability. Contact us to schedule a viewing and experience the confidence and capability of this 2020 GMC Sierra 1500 AT4 for yourself.

    Equipment
    The leather seats in the vehicle are a must for buyers looking for comfort, durability, and style. Engulf yourself with the crystal clear sound of a BOSE sound system in this GMC Sierra. Apple CarPlay: Seamless smartphone integration for this unit - stay connected and entertained on the go! An off-road package is equipped on this model. Lane Keep Assist in this model helps maintain safe driving by gently steering to stay within the lane. This vehicle's Lane Departure Warning helps keep you in your lane. It comes equipped with Android Auto for seamless smartphone integration on the road. You'll never again be lost in a crowded city or a country region with the navigation system on this GMC Sierra. See what's behind you with the back up camera on this GMC Sierra. This unit is pure luxury with a heated steering wheel. The vehicle features a hands-free Bluetooth phone system.

    Packages
    Driver Alert Package I: Ultrasonic Front and Rear Park Assist; Rear Cross Traffic Alert; Perimeter Lighting; Lane Change Alert with Side Blind Zone Alert. Driver Alert Package II: Forward Collision Alert; Lane Keep Assist with Lane Departure Warning; Front Pedestrian Braking; Following Distance Indicator; Automatic Emergency Braking; Safety Alert Seat; IntelliBeam Automatic High Beam On/off; Adaptive Cruise Control - Camera. AT4 Premium Package: 6 Rectangular Black Tubular Assist Steps. Technology Package: 8 Driver Information Center; HD Surround Vision with 2 Trailer View Camera Provisions; Multicolor 15 Diagonal Head-Up Display; High Gloss Black Mirror Caps; Bed View Camera; Rear Camera Mirror. Preferred Equipment Group 4SB: Hitch Guidance; 2 USB Ports (1st Row); Electric Rear-Window Defogger; Theft Deterrent System (unauthorized Entry); Body-Color Surround Grille; High-Capacity Air Filter; Skid Plates; Compass; 4.2 Diagonal Color Display Driver Info Center; 120-Volt Instrument Panel Power Outlet; Heated Driver and Front Outboard Passenger Seating; Color-Keyed Carpeting Floor Covering; OnStar and GMC Connected Services Capable; Heated 2nd Row Outboard Seats; Power Front Passenger Windows with Express Up/down; All-Weather Floor Liners with AT4 Logo; Power Rear Windows with Express Down; Integrated Trailer Brake Controller; Ventilated Driver and Front Passenger Seats; Manual Tilt-Wheel and Telescoping Steering Column; HD Rear Vision Camera; LED Cargo Area Lighting; Remote Vehicle Starter System; Hill Descent Control; Floor-Mounted Center Console; 170 Amp Alternator; Auxiliary External Transmission Oil Cooler; Electrical Lock Control Steering Column; Trailering Package; Off-Road Suspension; Steering Wheel Audio Controls; GMC Connected Access Capable; 2-Speed Transfer Case; Deep-Tinted Glass; Spray-On Pickup Bed Liner with AT4 Logo; HD Radio; Red Recovery Hooks; Power Front Windows with Driver Express Up/down; Rear Dual USB Charging-Only Ports; Keyless Open and Start; 4G LTE Wi-Fi Hotspot Capable; ProGrade Trailering System; Rear Wheelhouse Liners; 12-Volt Rear Auxiliary Power Outlet; 2 USB Ports; Heavy-Duty Rear Locking Differential; Power Door Locks. AT4 Preferred Package: Premium Bose 7-Speaker Sound System; Power Sliding Rear Window with Rear Defogger; Wireless Charging; Universal Home Remote; Premium GMC Infotainment System Radio with Navigation. Power Sunroof. 20 X 9 Machined Aluminum Wheels. 6 Rectangular Black Tubular Assist Steps. Bed View Camera. 275/60R20SL AT BW Tires. **Equipment listed is based on original vehicle build and subject to change. Please confirm the accuracy of the included equipment by calling the dealer prior to purchase.**

    KBB.com Consumer Reviews

    Kelley Blue Book - KBB.com
    Overall0.0Out of 5
      Tires For LifeSee dealer for complete details.  Prices do not include S&H fee of $129, any additional dealer added equipment, tax, title and/or license fees, destination charges and any finance charges.  All prices, specifications, rebates and availability subject to change, and/or expiration, without notice.  Customer must finance with a Southwest in-house lender, and have an applicable trade-in, to qualify for the maximum Southwest discount.  Prices include all available rebates and incentives, some or all of which may not apply with alternative financing options, including manufacturer special APR programs.  Southwest discounted prices are available on in stock vehicles only.