2021 GMC Sierra 1500 AT4

  • Used
$33,995Asking Price
$34,394Price
View price details
Finance Terms
Don Larson Buick GMC
Location Details
Call 608-448-6149
We’re here to help

    The overview

    Exterior Color
    Onyx Black
    Interior Color
    JET BLACK WITH KALAHARI ACCENTS, PERFORATED LEATHE
    Odometer
    137,416 miles
    Fuel Economy
    14/19 MPG City/Hwy
    Transmission
    Automatic
    Drivetrain
    4WD
    Engine
    Engine: 6.2L, EcoTec3 V-8, DI, Dynamic Fuel Mgt, V V T
    VIN
    3GTP9EEL6MG291853
    Stock Number
    42345B
    • Show Me the CARFAX Badge
    • 3-point seatbelt : Rear seat center 3-point seatbelt
    • ABS Brakes : 4-wheel antilock (ABS) brakes
    • Auto headlights : Auto on/off headlight control
    • Auto high-beam headlights : IntelliBeam auto high-beam headlights
    • Blind spot : Lane Change Alert with Side Blind Zone Alert blind spot warning
    • Brake assist system : Brake assist system
    • Brake type : 4-wheel disc brakes
    • Cab mounted cargo light : LED cab mounted cargo light
    • Camera : Aerial view camera
    • Child door locks : Manual rear child safety door locks
    • Delay off headlights : Delay-off headlights
    • Distance alert : Following Distance Indicator
    • Electronic stability control : StabiliTrak w/Proactive Roll Avoidance electronic stability control system with anti-roll
    • Fog lights : LED front fog lights
    • Front camera : Front mounted camera
    • Front impact airbag driver : Driver front impact airbag
    • Front impact airbag passenger : Passenger front impact airbag
    • Front side impact airbag driver : Seat mounted side impact driver airbag
    • Front side impact airbag passenger : Seat mounted side impact front passenger airbag
    • Head up display : Head-up display
    • Headlight type : Reflector headlights
    • Headlights : LED low and high beam headlights
    • High mount stop light : High mounted center stop light
    • Hill control : Hill Descent Control (HDC)
    • Hill start assist : Hill Start Assist (HSA)
    • Illuminated entry : Illuminated entry
    • Immobilizer : Immobilizer
    • Instrumentation display : Analog instrumentation display
    • Interior courtesy lights : Fade interior courtesy lights
    • LED brake lights : LED brake lights
    • Lane departure : Lane Keep Assist with Lane Departure Warning
    • Left camera : Left side camera
    • Low tire pressure warning : Tire specific low air pressure warning
    • Multiple headlights : Multiple enclosed headlights
    • Number of airbags : 6 airbags
    • Occupancy sensor : Airbag occupancy sensor
    • Overhead airbags : Curtain first and second-row overhead airbags
    • Parking sensors : UltraSonic front and rear parking sensors
    • Pedestrian detection : Front Pedestrian Braking
    • Perimeter approach lighting : Remote activated perimeter approach lighting
    • Pickup box camera : Pickup box camera
    • Rear camera : HD Rear Vision Camera w/Hitch View rear mounted camera
    • Rear collision warning : Rear Cross-Traffic Alert collision warning
    • Remote panic alarm : Remote panic alarm
    • Restricted driving mode/alerts : Teen Driver restricted driving mode/alerts
    • Right camera : Right side camera
    • Running lights : LED daytime running lights
    • Seatbelt pretensioners : Front seatbelt pretensioners
    • Seatbelt pretensioners number : 2 seatbelt pre-tensioners
    • Security system : Security system
    • Video rearview mirror : Video-feed rearview mirror
    • Air conditioning : Yes
    • Armrests front center : Front seat center armrest
    • Armrests rear : Rear seat center armrest
    • Cabback insulator : Cabback insulator
    • Climate control : Automatic climate control
    • Cooled front seats : Ventilated driver and front passenger seats
    • Door panel insert : Simulated wood and metal-look door panel insert
    • Door trim insert : Vinyl door trim insert
    • Driver lumbar : Driver seat with 2-way power lumbar
    • Driver seat direction : Driver seat with 8-way directional controls
    • Dual-zone front climate control : Dual-zone front climate control
    • Floor coverage : Full floor coverage
    • Floor covering : Full carpet floor covering
    • Floor mats : Rubber front and rear floor mats with carpet inserts
    • Folding rear seats : 60-40 folding rear seats
    • Front head restraint control : Manual front seat head restraint control
    • Front head restraints : Height adjustable front seat head restraints
    • Front passenger lumbar : Front passenger seat with 2-way power lumbar
    • Front seat upholstery : Leather front seat upholstery
    • Front seatback upholstery : Plastic front seatback upholstery
    • Gearshifter material : Urethane gear shifter material
    • Headliner coverage : Full headliner coverage
    • Headliner material : Cloth headliner material
    • Heated front seats : Heated driver and front passenger seats
    • Heated rear seats : Heated rear seats
    • Heated steering wheel : Heated steering wheel
    • Interior accents : Chrome interior accents
    • Number of memory settings : 2 memory settings
    • Panel insert : Metal-look instrument panel insert
    • Passenger seat direction : Front passenger seat with 8-way directional controls
    • Power driver seat controls : Driver seat power reclining, lumbar support, cushion tilt, fore/aft control and height adjustable control
    • Power passenger seat controls : Passenger seat power reclining, lumbar support, cushion tilt, fore/aft control and height adjustable control
    • Rear console climate control ducts : Rear console climate control ducts
    • Rear head restraint control : 2 rear seat head restraints
    • Rear head restraint control : Manual rear seat head restraint control
    • Rear head restraints : Height adjustable rear seat head restraints
    • Rear seat folding position : Fold-up rear seat cushion
    • Rear seat upholstery : Vinyl rear seat upholstery
    • Rear seatback upholstery : Carpet rear seatback upholstery
    • Rear seats : Split-bench rear seat
    • Rear seats fixed or removable : Fixed rear seats
    • Seating capacity : 5
    • Split front seats : Bucket front seats
    • Steering wheel material : Leather and metal-look steering wheel
    • Steering wheel telescopic : Manual telescopic steering wheel
    • Steering wheel tilt : Manual tilting steering wheel
    • Tinted windows : Deep tinted windows
    • 12V power outlets : 2 12V power outlets
    • Accessory power : Retained accessory power
    • Adaptive cruise control : Adaptive cruise control
    • All-in-one key : All-in-one remote fob and ignition key
    • Auto door locks : Auto-locking doors
    • Auto-dimming door mirror driver : Auto-dimming driver side mirror
    • Battery charge warning : Battery charge warning
    • Beverage holders : Front beverage holders
    • Beverage holders rear : Rear beverage holders
    • Brake pad warning : Brake pad wear indicator
    • Capless fuel filler : Capless fuel filler
    • Clock : Digital clock
    • Compass : Compass
    • Cruise control : Cruise control with steering wheel mounted controls
    • Day/Night rearview mirror : Day/Night rearview mirror
    • Door ajar warning : Door ajar warning
    • Door bins front : Driver and passenger door bins
    • Door bins rear : Rear door bins
    • Door locks : Power door locks with 2 stage unlocking
    • Door mirror with tilt-down in reverse : Power driver and passenger door mirrors with tilt down in reverse
    • Driver foot rest : Driver foot rest
    • Driver information center : Driver information center
    • Easy lift tailgate : EZ Lift
    • Easy lower tailgate : EZ Lower
    • Engine hour meter : Engine hour meter
    • Engine temperature warning : Engine temperature warning
    • Engine/electric motor temperature gauge : Engine/electric motor temperature gauge
    • Exterior 120V AC power outlet : 1 exterior 120V AC power outlet
    • First-row windows : Power first-row windows
    • Floor console : Full floor console
    • Floor console storage : Covered floor console storage
    • Fob engine controls : Smart key with hands-free access and push button start
    • Folding door mirrors : Power folding door mirrors
    • Front reading lights : Front reading lights
    • Garage door opener : Garage door opener
    • Glove box : Locking glove box
    • Headlights on reminder : Headlights on reminder
    • Heated door mirrors : Heated driver and passenger side door mirrors
    • Ignition type : Push-button
    • Inclinometer : Inclinometer
    • Integrated tailgate step : Integrated tailgate step
    • Interior 120V AC power outlets : 1 interior 120V AC power outlet
    • Key in vehicle warning : Key in vehicle warning
    • Keyfob cargo controls : Keyfob trunk control
    • Keyfob keyless entry : Keyfob keyless entry
    • Keyfob remote start : Keyfob remote start
    • Keyfob window controls : Keyfob window control
    • Low level warnings : Low level warning for oil, coolant, fuel, washer fluid and brake fluid
    • Memory settings : Memory settings include: door mirrors
    • Number of beverage holders : 6 beverage holders
    • Oil pressure gauge : Oil pressure gauge
    • Oil pressure warning : Oil pressure warning
    • One-touch down window : Front and rear one-touch down windows
    • One-touch up window : Driver and passenger one-touch up windows
    • Overhead console : Mini overhead console
    • Overhead console storage : Overhead console storage
    • Passenger doors rear left : Conventional left rear passenger door
    • Passenger doors rear right : Conventional right rear passenger door
    • Rear cargo door : MultiPro Tailgate tailgate
    • Rear reading lights : Rear reading lights
    • Rear seat check warning : Rear seat check warning
    • Rear seat direction : Front facing rear seat
    • Rear window defroster : Rear window defroster
    • Rear windshield : Power rear windshield
    • Rearview mirror : Auto-dimming rear view mirror
    • Seatback storage pockets : 2 seatback storage pockets
    • Second-row windows : Power second-row windows
    • Service interval warning : Service interval indicator
    • Speedometer : Redundant digital speedometer
    • Steering mounted audio control : Steering wheel mounted audio controls
    • Tachometer : Tachometer
    • Tailgate control : Tailgate/power door lock
    • Temperature display : Exterior temperature display
    • Tire pressure : Tire Fill Alert tire pressure fill assist
    • Transmission fluid temperature warning : Transmission fluid temp warning
    • Transmission temperature gauge : Transmission fluid temperature gauge
    • Trip computer : Trip computer
    • Trip odometer : Trip odometer
    • Turn signal warning : Turn signal on warning
    • Under seat tray rear : Rear under seat tray
    • Variable panel light : Variable instrument panel light
    • Visor driver mirror : Driver visor mirror
    • Visor illuminated driver mirror : Illuminated driver visor mirror
    • Visor illuminated passenger mirror : Illuminated passenger visor mirror
    • Visor passenger mirror : Passenger visor mirror
    • Voltmeter : Voltmeter
    • Wipers : Variable intermittent front windshield wipers
    • Wireless device charging : Front wireless smart device charging
    • Bed extender : Pickup bed extender
    • Bed liner : Spray-in pickup bed liner
    • Bed-rail protectors : Pickup bed-rail protectors
    • Body panels : Galvanized steel/aluminum body panels with side impact beams
    • Box style : Standard style pickup box
    • Bumper rub strip front : Black front bumper rub strip
    • Bumpers front : Body-colored front bumper
    • Bumpers rear : Body-colored rear bumper
    • Door handle material : Body-colored door handles
    • Door mirror style : Black door mirrors
    • Door mirror type : Standard style side mirrors
    • Fenders : Black fender flares
    • First-row sunroof : First-row sliding and tilting glass sunroof with express open/close activation sunshade
    • Grille style : Chrome grille with body-color surround
    • In-box lighting : LED in-box lighting
    • License plate front bracket : Front license plate bracket
    • Number of doors : 4 doors
    • Paint : Non-metallic paint
    • Rear bumper step : CornerStep rear bumper step
    • Skid plate : 2 underbody skid plates
    • Spare tire : Full-size spare tire with steel wheel
    • Spare tire location : Crank-down spare tire
    • Special paint : Monotone paint
    • Tow hooks front : 2 front tow hooks
    • Towing brake controller : Trailer brake controller
    • Towing class : Class IV tow rating
    • Towing hitch : Trailer hitch
    • Towing hitch light : Trailer hitch light
    • Towing trailer sway : Trailer Sway Control (TSC) trailer sway control
    • Towing wiring harness : Trailer wiring harness
    • Trailer light malfunction warning : GMC ProGrade Trailering System trailer light malfunction warning
    • Trailer light test : GMC ProGrade Trailering System trailer light test
    • Trailer theft alarm : GMC ProGrade Trailering System trailer theft alarm
    • Vehicle and trailer reverse assist : Trailering Assist Guidelines vehicle and trailer reverse assist with visual graphic guidance only
    • Vehicle to trailer hitching assist : Hitch Guidance vehicle to trailer hitching assist
    • Wheel locks : Wheel security locks
    • Window Trim : Black side window trim
    • Emissions : Federal emissions
    • Emissions tiers : Tier 2 Bin 5 emissions
    • Amplifier : Amplifier
    • Antenna : Fixed audio antenna
    • Aux input jack : Auxiliary input jack
    • External memory : Premium GMC Infotainment System external memory control
    • Internet radio capability : Internet radio capability
    • Number of first-row screens : 2 total number of 1st row displays
    • Primary display size : 8 inch primary display
    • Primary display touchscreen : Primary monitor touchscreen
    • RDS : Radio data system (RDS)
    • Radio : AM/FM/digital/SiriusXMsatellite
    • Satellite trial : 3 month satellite trial subscription
    • Seek scan : Seek scan
    • Speakers number : 7 speakers
    • Voice activated audio : GMC Infotainment System voice activated audio controls
    • Wireless streaming : Bluetooth wireless audio streaming
    • 4WD type : AutoTrac part and full-time 4WD
    • ABS Brakes : Four channel ABS brakes
    • Alternator Type : Alternator
    • Battery run down protection : Battery run down protection
    • Battery type : Heavy-duty lead acid battery
    • Cylinder head material : Aluminum cylinder head
    • Displacement liters : 6.2 L
    • Drive type : Four-wheel drive
    • Electronic parking brake : Electronic parking brake
    • Engine : EcoTec3 6.2L V-8 gasoline direct injection, variable valve control, premium unleaded, engine with cylinder deactivation and 420HP
    • Engine Configuration : V8
    • Engine Location : Front mounted engine
    • Engine Mounting direction : Longitudinal mounted engine
    • Engine Short : EcoTec3 6.2L V-8
    • Engine block material : Aluminum engine block
    • Engine cooler : Engine oil cooler
    • Front anti-roll : Front anti-roll bar
    • Fuel Type : Premium unleaded
    • Horsepower : 420 HP @5600 RPM
    • Ignition : Spark ignition system
    • Lock-up transmission : Lock-up transmission
    • Locking hub control : Auto locking hub control
    • Overdrive transmission : Overdrive transmission
    • Powertrain type : ICE
    • Radiator : Radiator
    • Rear Springs : Regular grade rear springs
    • Rear locking differential : Automatic rear locking differential
    • Selectable mode transmission : Tow/Haul Mode selectable mode transmission
    • Sequential shift control : Sequential shift control
    • Shock absorbers : Rancho shock absorbers
    • Speed sensitive steering : Speed sensitive power steering
    • Springs front : Front coil springs
    • Springs rear : Rear leaf springs
    • Start-stop engine : Auto stop-start engine
    • Steering : Electric power-assist steering system
    • Steering type : Rack-pinion steering
    • Suspension : Off-road ride suspension
    • Suspension ride type front : Independent front suspension
    • Suspension ride type rear : Rigid axle rear suspension
    • Suspension type front : Short and long arm front suspension
    • Suspension type rear : Leaf spring rear suspension
    • Tailpipe : Stainless steel quasi-dual exhaust with polished tailpipe finisher
    • Traction control : All-speed ABS and driveline traction control
    • Transfer case : Electronic transfer case shift
    • Transmission : 10-speed automatic
    • Transmission Type : Automatic
    • Transmission electronic control : Transmission electronic control
    • Valves per cylinder : 2
    • Ventilated brakes : Front and rear ventilated disc brakes
    • Handsfree : Bluetooth handsfree wireless device connectivity
    • Integrated navigation : Integrated navigation system
    • Internet access : 4G LTE Wi-Fi Hotspot capable mobile hotspot internet access
    • Smart device integration : Apple CarPlay/Android Auto smart device mirroring
    • USB ports : 6 USB ports
    This 2021 GMC Sierra 1500 AT4 in striking black delivers the capability and refinement you expect from a premium truck built for serious work and weekend adventures alike.

    - 6.2L EcoTec3 V8 engine with 420 horsepower and 460 lb-ft of torque
    - 4WD with off-road suspension and hill descent control
    - Power sunroof with premium wheels and machined aluminum accents
    - Heated and ventilated leather seats with 10-way power adjustment
    - Technology Package featuring HD surround vision, rear camera mirror, and bed view camera
    - Multicolor 15 head-up display with 8 digital driver information center
    - Driver Alert Package II with automatic emergency braking and lane keep assist
    - Premium GMC infotainment system with Apple CarPlay and Android Auto compatibility
    - Remote start, keyless entry, and wireless charging
    - Trailer hitch with integrated trailer brake controller and hitch guidance
    - Ultrasonic front and rear park assist with rear cross traffic alert
    - SiriusXM satellite radio with 360L capability and 4G LTE Wi-Fi hotspot

    This Sierra delivers the advanced technology you need for modern driving, with a 15 head-up display and comprehensive camera system providing confidence whether navigating city streets or backing up to a trailer. The interior combines luxury and function, featuring perforated leather seats with heating and ventilation, automatic temperature control, and thoughtful storage solutions throughout the cab. The Technology Package adds professional-grade vision systems that make maneuvering easier and safer.

    Built for trucks that work hard, the AT4 includes genuine truck features: a spray-on bed liner with AT4 badging, ProGrade trailering system, red recovery hooks, and a power sliding rear window. The integrated trailer brake controller and hitch guidance system make towing intuitive. Off-road suspension and hill descent control ensure capable performance across varied terrain.

    Safety is engineered throughout, with automatic emergency braking, forward collision alert, lane departure warning, and front pedestrian braking working together to help protect you and your passengers. The safety alert seat provides additional awareness, while the rear cross traffic alert helps in tight parking situations.

    This local trade vehicle combines the reliability of the Sierra platform with the premium appointments of the AT4 package, offering genuine truck capability wrapped in polished refinement.

    Visit our showroom to experience the commanding presence and thoughtful engineering that make the Sierra 1500 AT4 the choice for drivers who demand both capability and quality.

    Track your progress

     
     
     

    Peace of mind

    vehicle history report

    Vehicle history report

    • Title information
    • Odometer readings
    • Accident data (if applicable)
    • Service history
    • Vehicle usage
    • Recall information (if applicable)
    • Warranty status
    Free CarFax report

    Optional add-on protection

    • GAP Protection
    • Lifetime Powertrain
    • Tires and Wheels
    • Paint Protection

    A name you can trust

    Don Larson Buick GMC is dedicated to your satisfaction before, during, and after your purchase. We'll go the extra mile to take care of you.
    More about us

    KBB.com Consumer Reviews

    Kelley Blue Book Logo0.0out of 5 overall
      Privacy
        Disclaimer: The Manufacturer’s Suggested Retail Price excludes tax, title, license, dealer fees and optional equipment. Dealer sets final price.

        1Dealer Discount applied to everyone