2021 GMC Sierra 1500 AT4

  • Used
Price
$39,988
Selling Price
$39,988
Finance Terms
Bob Allen Nissan
Location Details
Call 877-331-4422
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    The overview

    Exterior Color
    Summit White
    Interior Color
    Jet Black
    Odometer
    44,960 miles
    Body/Seating
    Truck Crew Cab/5 seats
    Seats
    5 seats
    Fuel Economy
    16/21 MPG City/Hwy
    Transmission
    10-Speed Automatic
    Drivetrain
    4x4
    Engine
    V-8 cyl
    VIN
    3GTP9EED2MG309838
    Stock Number
    M261061A
    • CARFAX 1-Owner Good 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 Premium 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

    • 3.23 Rear Axle Ratio
    • 18" x 8.5" Machined Aluminum Wheels
    • Wheels: 20" x 9" Machined Aluminum
      (50.8 cm x 22.9 cm). Includes carbon gray metallic accents.
    • Perforated Leather-Appointed Front Seat Trim
    • 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
    Priced below KBB Fair Purchase Price! CARFAX One-Owner. Clean CARFAX. Summit White 2021 GMC Sierra 1500 AT4 4WD 10-Speed Automatic EcoTec3 5.3L V8 *Bluetooth*, Special Financing Available!, **Apple CarPlay**, **Backup Camera**, 10-Speed Automatic, 4WD, Jet Black With Kalahari Accents Leather.

    Odometer is 50081 miles below market average!

    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

    A name you can trust

    Bob Allen Nissan 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 Logo4.0out of 5 overall
    • 4.0

      Depreciation of 50%

      by Manny A on 10/28/2026 10:06:36 AM

      This is a amazing truck.. Comfortable lots of sensors Etc…. My truck has 30000 miles I when to trade in they offer $46000 I paid $86000 the depreciation is incredible I don’t buy new truck never again.…
    • 5.0

      2021 GMC SLT 4WD SIERRA, Great Truck

      by Ransom1 on 10/15/2026 4:18:42 PM

      This is my 8th truck. This is hands down the very best truck I’ve ever owned. Not only is it the best looking truck on the road I have never had it in the shop except for oil changes and scheduled maintenance. The silver does not show dirt or grime.…
    • 5.0

      Great 4 cylinder truck

      by Steve on 9/23/2026 2:01:15 AM

      I have only pulled a trailer one time and still got 18 mpg down doing 80 down the interstate. Otherwise this vehicle is used for commuting or recreating. I typically get 22-24 mpg driving MT highways to the mountains. The turbo has some spunk for getting up to speed and the five years I've had my truck no complaints.…
    All reviews on KBB.com
    Based on 71 consumer ratings for 2019–2026 models. Privacy

      *Pre-Owned vehicle pricing includes all offers and incentives and a $599 dealer processing fee. It does not include any taxes, fees or other charges. Pricing and availability may vary based on a variety of factors, including options, dealer specials, fees, and financing qualifications. Consult your dealer for actual price and complete details. Vehicles shown may have optional equipment at additional cost.

      * Pricing provided may vary significantly between website and dealer as a result of supply chain constraints. Pricing shown is non-binding and does not constitute an offer. Contact your dealer for updated vehicle pricing.

      * The estimated selling price that appears after calculating dealer offers is for informational purposes, only. You may not qualify for the offers, incentives, discounts, or financing. Offers, incentives, discounts, or financing are subject to expiration and other restrictions. See dealer for qualifications and complete details.

      * Images, prices, and options shown, including vehicle color, trim, options, pricing and other specifications are subject to availability, incentive offerings, current pricing and credit worthiness.

      * Max payload/towing estimate ratings shown. Additional options, equipment, passengers, and cargo weight may affect payload/towing weights. See dealer for details.

      * In transit means that vehicles have been built, but have not yet arrived at your dealer. Images shown may not necessarily represent identical vehicles in transit to your dealership. See your dealer for actual price, payments and complete details