2020 GMC Sierra 1500 AT4for sale in Owosso, MI

  • Used
  • Diesel
$314Doc Fee
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    The overview

    Exterior Color
    Summit White
    Interior Color
    Jet Black
    Odometer
    97,087 miles
    Body/Seating
    Truck Crew Cab/5 seats
    Seats
    5 seats
    Fuel Economy
    16/21 MPG City/Hwy
    Transmission
    10-Speed Automatic
    Drivetrain
    4WD
    Engine
    3.0L I6
    Bed Length
    6.6 ft
    VIN
    3GTU9EET7LG192900
    Stock Number
    17379A

      The highlights

      • Leather upholstery
      • Automatic temperature control
      • Premium audio system
      • 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

      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. 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 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

      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 Android Auto and Apple CarPlay capability for compatible phones, advanced voice recognition, in-vehicle apps, personalized profiles for Infotainment and vehicle settings.
      • HD Radio
      • Floor-Mounted Center Console
        Includes cup holders, cell phone storage, power cord management and hanging file holder capability.
      • Compass
        Located in instrument cluster.

      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.

      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.

      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
      • 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
      • AM/FM radio: SiriusXM with 360L
      • Premium audio system: Premium GMC Infotainment System
      • 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
      • Heated rear 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 fuel type: gasoline
      • Fuel economy highway: 21mpg
      • Fuel tank capacity: 24.0gal.
      • Hybrid traction battery type: none
      • Manual-shift auto
      • Mode select transmission
      • Rear locking differential
      • Variable valve control
      • Ground clearance (min): 272mm (10.7")
      • 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: 1,987mm (78.2")
      • Exterior length: 6,126mm (241.2")
      • 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: 3,988mm (157.0")
      • 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
      10-Speed Automatic, 4WD, Jet Black With Kalahari Accents Leather.

      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.…
      Prices do not include additional fees and costs of closing, including government fees and taxes, any finance charges, any dealer documentation fees, any emissions testing fees or other fees. All prices presented include GM employee discount, must show proper qualifications. All prices, specifications and availability subject to change without notice. Contact dealer for most current information.

      MPG estimates on this website are EPA estimates; your actual mileage may vary. For used vehicles, MPG estimates are EPA estimates for the vehicle when it was new. The EPA periodically modifies its MPG calculation methodology; all MPG estimates are based on the methodology in effect when the vehicles were new (please see the “Fuel Economy” portion of the EPA’s website for details, including a MPG recalculation tool).
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