2021 GMC Sierra 1500 AT4

  • Used
$34,965MSRP
$32,147Winchester Price
WINCHESTER MITSUBISHI
Call 844-338-9082
We’re here to help

    The overview

    Exterior Color
    Summit White
    Interior Color
    Jet Black With Kalahari Accents
    Odometer
    110,134 miles
    Body/Seating
    Truck/5 seats
    Seats
    5 seats
    Transmission
    10-Speed Automatic
    Drivetrain
    4WD
    Engine
    EcoTec3 5.3L V8
    VIN
    1GTP9EED0MZ255343
    Stock Number
    MZ255343
    • CARFAX 1-Owner Great Value Badge

    The highlights

    • Leather upholstery
    • Automatic temperature control
    • Wireless phone connectivity
    • Front dual zone A/C
    • Auto-dimming rearview mirror
    • Split folding rear seat
    • Memory seat
    • Heated front seats
    • Ventilated front seats
    • Perimeter/approach lights
    • Remote keyless entry
    • Heated steering wheel

    A closer look at what’s included

    AT4 Value Package

    • AT4 Preferred Package
    • Driver Alert Package I

    Technology Package

    • HD Surround Vision w/2 Trailer View Camera Provisions
      Provides the driver with an overhead view of the scene around the vehicle on a center stack display.
    • Rear Camera Mirror
      Inside rearview auto-dimming with full camera display.
    • Bed View Camera
      Camera in the CHMSL to show a view of the cargo bed, display located in infotainment screen. Includes 2 trailer camera provisions.
    • Multicolor 15" Diagonal Head-Up Display

    AT4 Preferred Package

    • Universal Home Remote
    • Power Sliding Rear Window w/Rear Defogger
    • Radio: Premium GMC Infotainment Sys w/Navigation
      Includes 8" diagonal color touch-screen, multi-touch display, AM/FM stereo, Bluetooth streaming audio for music and most phones; featuring wireless Android Auto and Apple CarPlay capability for compatible phones, advanced voice recognition, in-vehicle apps, personalized profiles for Infotainment and vehicle settings and greater memory.
    • Premium Bose 7-Speaker Sound System
      Includes Richbass woofer.

    Driver Alert Package II

    • Forward Collision Alert
    • Lane Keep Assist w/Lane Departure Warning
    • Automatic Emergency Braking
    • Front Pedestrian Braking

    Driver Alert Package I

    • Ultrasonic Front & Rear Park Assist
    • Lane Change Alert w/Side Blind Zone Alert
    • Rear Cross Traffic Alert
    • Perimeter Lighting

    Radio: Premium GMC Infotainment Sys w/Navigation

    • SiriusXM w/360L
      Enjoy a trial subscription of the All Access package for the full 360L experience, with a greater variety of SiriusXM content, a more personalized experience and easier navigation. With the All Access package, you can also enjoy your favorites everywhere you go, with the SiriusXM app, online and at home on compatible connected devices. Important: the SiriusXM radio trial package is not provided on vehicles that are ordered for Fleet Daily Rental (FDR) use. If you decide to continue service after your trial, the subscription plan you choose will automatically renew thereafter and you will be charged according to your chosen payment method at then-current rates. Fees and taxes apply. See the SiriusXM customer agreement at www.siriusxm.com for complete terms and how to cancel. All fees, content, features and availability are subject to change. GM connected vehicle services vary by vehicle model and require active service plan, working electrical system, cell reception and GPS signal. See onstar.com for details and limitations.

    Front Bucket Seats

    • 10-Way Power Driver Seat Adjuster w/Lumbar
    • 10-Way Power Passenger Seat Adjuster w/Lumbar
    • Driver Memory
      Recalls driver presets for power driver seat and outside mirrors.

    Front Prem Floor Liners w/Removable Carpet Insert

    • Rear Prem Floor Liners w/Removable Carpet Insert

    120-Volt Instrument Panel Power Outlet

    • 120-Volt Bed Mounted Power Outlet
      400 watts shared with (KI4) instrument panel mounted power outlet.

    Radio: Premium GMC Infotainment Sys w/Multi-Touch

    • 6-Speaker Audio System Feature
    • SiriusXM w/360L
      Enjoy a trial subscription of the All Access package for the full 360L experience, with a greater variety of SiriusXM content, a more personalized experience and easier navigation. With the All Access package, you can also enjoy your favorites everywhere you go, with the SiriusXM app, online and at home on compatible connected devices. Important: the SiriusXM radio trial package is not provided on vehicles that are ordered for Fleet Daily Rental (FDR) use. If you decide to continue service after your trial, the subscription plan you choose will automatically renew thereafter and you will be charged according to your chosen payment method at then-current rates. Fees and taxes apply. See the SiriusXM customer agreement at www.siriusxm.com for complete terms and how to cancel. All fees, content, features and availability are subject to change. GM connected vehicle services vary by vehicle model and require active service plan, working electrical system, cell reception and GPS signal. See onstar.com for details and limitations.

    Preferred Equipment Group 4SB

    • Radio: Premium GMC Infotainment Sys w/Multi-Touch
      Includes 8" diagonal color touch-screen, AM/FM stereo, Bluetooth streaming audio for music and most phones; featuring wireless Android Auto and Apple CarPlay capability for compatible phones, advanced voice recognition, in-vehicle apps, personalized profiles for Infotainment and vehicle settings.
    • Floor-Mounted Center Console
      Includes cup holders, cell phone storage, power cord management and hanging file holder capability.
    • Compass
      Located in instrument cluster.
    • 4.2" Diagonal Color Display Driver Info Center
      Includes driver personalization.

    Trailering Package

    • Hitch Guidance

    ProGrade Trailering System

    • Hitch Guidance w/Hitch View
      Includes image adjustment, pan/zoom/tilt.
    • In-Vehicle Trailering App
      Includes checklist, trailer maintenance reminders, trailer security alerts, trailer mileage, tow/haul reminder and trailer electrical diagnostics.

    More pre-installed items

    • 6 Speakers
    • AM/FM radio: SiriusXM with 360L
    • Premium audio system: GMC Infotainment System
    • Radio data system
    • 1-touch down
    • 1-touch up
    • Air conditioning
    • Auto-dimming rearview mirror
    • Automatic temperature control
    • Driver door bin
    • Driver vanity mirror
    • Front beverage holders
    • Front dual zone A/C
    • Heated steering wheel
    • Illuminated entry
    • Memory seat
    • Overhead console
    • Passenger door bin
    • Passenger vanity mirror
    • Power windows
    • Proximity key: doors and push button start
    • Rear beverage holders
    • Rear door bins
    • Remote engine start: keyfob
    • Remote keyless entry
    • Speed control
    • Telescoping steering wheel
    • Tilt steering wheel
    • Alloy wheels
    • Front anti-roll bar
    • Front wheel independent suspension
    • Power steering
    • Speed-sensing steering
    • Tires: all-terrain
    • 1st row LCD monitors: 2
    • Primary LCD size: 8.0"
    • Radio data system
    • Smart device integration: Apple CarPlay/Android Auto
    • Steering wheel mounted audio controls
    • Wireless phone connectivity: Bluetooth
    • Front center armrest
    • Front seats: bucket
    • Heated front seats
    • Leather upholstery
    • Max seating capacity: 5
    • Power 2-way driver lumbar support
    • Power 2-way passenger lumbar support
    • Power driver seat
    • Power passenger seat
    • Rear seat center armrest
    • Rear seats: split-bench
    • Rear seats Folding position: fold-up cushion
    • Seat Upholstery: leather
    • Split folding rear seat
    • Ventilated front seats
    • Cylinder deactivation
    • Drive type: four-wheel
    • Engine location: front
    • Fuel economy city: 16mpg
    • Fuel economy combined: 18mpg
    • Fuel economy highway: 21mpg
    • Fuel tank capacity: 24.0gal.
    • Hybrid traction battery type: none
    • Manual-shift auto
    • Mode select transmission
    • Rear locking differential
    • Standard fuel economy fuel type: gasoline
    • Transmission: 10 speed automatic
    • Variable valve control
    • Ground clearance (min): 276mm (10.9")
    • Auto-dimming door mirrors
    • Bedliner
    • Bumpers: body-color
    • Heated door mirrors
    • Left rear passenger door: conventional
    • Power door mirrors
    • Rear cargo: tailgate
    • Rear step bumper
    • Right rear passenger: conventional
    • Skid plates
    • Trailer hitch receiver
    • Trailer sway control
    • Exterior body width: 2,063mm (81.2")
    • Exterior height: 1,990mm (78.3")
    • Exterior length: 5,885mm (231.7")
    • Front headroom: 1,093mm (43.0")
    • Front hiproom: 1,554mm (61.2")
    • Front legroom: 1,131mm (44.5")
    • Front shoulder room: 1,677mm (66.0")
    • Rear headroom: 1,019mm (40.1")
    • Rear hiproom: 1,530mm (60.2")
    • Rear legroom: 1,102mm (43.4")
    • Rear shoulder room: 1,655mm (65.2")
    • Wheelbase: 3,744mm (147.4")
    • Appearance: analog
    • Compass
    • Delay-off headlights
    • Front fog lights
    • Front reading lights
    • Fully automatic headlights
    • Low tire pressure warning
    • Oil pressure gauge
    • Outside temperature display
    • Rear reading lights
    • Rear window defroster
    • Tachometer
    • Trip computer
    • Variably intermittent wipers
    • Voltmeter
    • 4 wheel disc brakes
    • ABS brakes
    • Brake assist
    • Dual front impact airbags
    • Dual front side impact airbags
    • Electronic stability
    • Ignition disable
    • Occupant sensing airbag
    • Overhead airbag
    • Panic alarm
    • Perimeter/approach lights
    • Security system
    • Traction control
    This 2021 GMC Sierra 1500 AT4 brings together capable performance and refined comfort, ready to handle whatever you need from a full-size truck.

    - Apple CarPlay integration
    - Power sunroof with automatic operation
    - HD Surround Vision with multiple camera views
    - Rear Camera Mirror for enhanced visibility
    - Multicolor 15" Head-Up Display
    - Driver Alert Package II with automatic emergency braking and lane keep assist
    - Forward Collision Alert and Front Pedestrian Braking
    - Adaptive Cruise Control with following distance indicator
    - IntelliBeam automatic high beam control
    - GMC MultiPro Tailgate Step Lights
    - Premium Bose 7-Speaker Sound System with SiriusXM
    - Heated and ventilated front seats with power adjustment
    - Spray-on bed liner with AT4 logo
    - ProGrade Trailering System
    - AT4 preferred suspension and all-terrain capabilities

    The exterior displays a clean white finish, while the truck sits on LT275/65R18C all-terrain tires mounted on 18" machined aluminum wheels. The bed and exterior have been fitted with professional-grade protection, including molded splash guards front and rear, rear wheelhouse liners, and a durable spray-on liner.

    Inside, the cabin offers genuine comfort and connectivity. The heated steering wheel and climate-controlled seating keep you comfortable in any season. Remote vehicle start, keyless entry, and wireless charging add daily convenience. The GMC Infotainment System with navigation, an 8" digital driver information center, and multiple USB ports ensure you stay connected throughout your drive.

    Safety features throughout the truck provide confidence on every trip. Electronic stability control, hill descent control, ultrasonic parking assist, and a comprehensive airbag system work together to protect you and your passengers. The vehicle has passed a 172-point inspection and been safety tested.

    Maintenance has been handled with care. Fresh oil, new brakes, and new tires mean the truck is ready for immediate use. You'll also receive complimentary Virginia State inspections for life, removing one more item from your maintenance checklist.

    The EcoTec3 5.3L V8 engine delivers the power you expect from the AT4 platform, paired with a smooth 10-speed automatic transmission and 4WD capability for versatility across varied terrain.

    Come see this Sierra 1500 AT4 in person and experience the combination of capability, comfort, and quality that defines this truck.

    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

    A name you can trust

    WINCHESTER MITSUBISHI 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

      All Winchester Mitsubishi Sale Prices on used vehicles include a $999 processing fee. Winchester Mitsubishi Sale Prices do not include government fees, such as taxes, tag and title fees, or electronic titling fees. If you purchase a vehicle from a dealership located outside of your home state, the vehicle must be inspected in your state at your expense for the dealership to complete the registration and tag work.

      Customers may qualify for additional rebates and incentives based on manufacturer terms and conditions. See the dealer for details and qualification requirements. All manufacturer rebates and incentives shown are based on our manufacturer’s geographical area where the dealership is located. Some vehicles may be in transit from the manufacturer and can be reserved.

      Images and options shown are for example purposes only and may not reflect the exact vehicle color, trim, options, pricing, or specifications. All pricing is non-binding and does not constitute an offer. Contact your dealer to confirm current pricing and availability.