Used 2026 GMCSierra 1500 AT4

  • Diesel
    Exterior Color
    Onyx Black
    Interior Color
    Jet Black With Kalahari Accents
    Odometer
    16,962 miles
    Body/Seating
    4WD Crew Cab 147 AT4/5 seats
    Seats
    5 seats
    Transmission
    Automatic
    Engine
    6
    VIN
    3GTUUEE83TG139203
    Stock Number
    TR139203
    GMC Sierra 1500
    • AutoCheck

    Highlighted Features

    • Navigation system
    • Lane departure
    • Leather upholstery
    • Automatic temperature control
    • Emergency communication system
    • Power moonroof
    • Wireless phone connectivity
    • Parking sensors
    • Exterior parking camera front
    • Exterior parking camera left
    • Exterior parking camera right
    • Exterior parking camera rear

    Included Packages & Accessories

    Standard Specifications

    • 1-touch down
    • 1-touch up
    • Adaptive Cruise Control
    • Air conditioning
    • Auto-dimming rearview mirror
    • Automatic temperature control
    • Driver door bin
    • Driver vanity mirror
    • Emergency communication system: OnStar
    • Front beverage holders
    • Front dual zone A/C
    • Garage door transmitter
    • Heated steering wheel
    • Illuminated entry
    • Memory seat
    • Moonroof sunshade: manual
    • Navigation system
    • Overhead console
    • Passenger door bin
    • Passenger vanity mirror
    • Power moonroof
    • Power windows
    • Proximity key: doors and push button start
    • Rear beverage holders
    • Rear door bins
    • Remote engine start
    • Remote keyless entry
    • Speed control
    • Surround View Monitor: HD Surround Vision w/Hitch View yes
    • 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: 13.4"
    • Radio data system
    • Smart device integration: Apple CarPlay/Android Auto
    • Speaker type: Bose
    • Speakers: 7
    • Steering wheel mounted audio controls
    • Turn-by-turn navigation directions: OnStar Turn-by-Turn Navigation
    • Wireless Phone Charger: front
    • 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
    • Block heater
    • Drive type: four-wheel
    • Electric motor 1 torque: none
    • Electric motor horsepower: none
    • Engine location: front
    • Fuel economy city: 22mpg
    • Fuel economy combined: 24mpg
    • Fuel economy highway: 26mpg
    • Fuel tank capacity: 24.0gal.
    • Hybrid electric powertrain type: none
    • Hybrid system combined power torque: none
    • Hybrid system net power: none
    • Hybrid traction battery type: none
    • Manual-shift auto
    • Mode select transmission
    • Rear locking differential
    • Transmission: 10 speed automatic
    • Variable intake manifold
    • Variable valve control
    • Approach angle: 26 deg
    • Departure angle: 23 deg
    • Ground clearance (min): 282mm (11.1")
    • Ramp breakover angle: 21 deg
    • Auto-dimming door mirrors
    • Bedliner
    • Bumpers: body-color
    • Heated door mirrors
    • Hitch Class: IV
    • Left rear passenger door: conventional
    • Power door mirrors
    • Rear cargo: tailgate
    • Rear step bumper
    • Right rear passenger: conventional
    • Skid plates
    • Tailpipe finisher: chrome
    • Trailer hitch
    • Trailer sway control
    • Exterior body width: 2,063mm (81.2")
    • Exterior height: 1,990mm (78.3")
    • Exterior length: 5,916mm (232.9")
    • Front headroom: 1,013mm (39.9")
    • Front hiproom: 1,544mm (60.8")
    • Front legroom: 1,131mm (44.5")
    • Front shoulder room: 1,638mm (64.5")
    • Greenhouse Gas Score (GG): 4
    • Rear headroom: 1,019mm (40.1")
    • Rear hiproom: 1,505mm (59.2")
    • Rear legroom: 1,102mm (43.4")
    • Rear shoulder room: 1,626mm (64.0")
    • Turning radius: 7.2m (23.7')
    • Wheelbase: 3,747mm (147.5")
    • Appearance: digital/analog
    • Auto high-beam headlights
    • Blind spot: Trailer Side Blind Zone Alert warning
    • Compass
    • Configurable
    • Delay-off headlights
    • Exterior parking camera cargo
    • Exterior parking camera front
    • Exterior parking camera left
    • Exterior parking camera rear: HD Rear Vision Camera w/Hitch View yes
    • Exterior parking camera right
    • Front fog lights
    • Front reading lights
    • Fully automatic headlights
    • Heads up display
    • Lane departure: Lane Keep Assist with Lane Departure Warning active
    • Low tire pressure warning
    • Oil pressure gauge
    • Outside temperature display
    • Parking sensors: Front and Rear Park Assist front and rear
    • Rain sensing wipers
    • 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
    • Forward collision: Forward Collision Alert with Automatic Braking mitigation
    • Front pedestrian detection: prevention
    • Ignition disable
    • Occupant sensing airbag
    • Overhead airbag
    • Panic alarm
    • Perimeter/approach lights
    • Rear collision: Rear Cross Traffic Braking mitigation
    • Security system
    • Traction control

    Dealer Notes

    The 2026 GMC Sierra 1500 AT4 in Black delivers the capability and refinement you expect from this iconic truck, ready to handle whatever comes your way.

    - Android Auto and Apple CarPlay compatibility
    - Backup Camera with Bed View Camera
    - Blind-Spot Monitors with Rear Cross Traffic Braking
    - Collision Avoidance and Warning Systems
    - Lane Keeping Assist with Lane Departure Warning
    - Premium leather seating with heating and ventilation
    - Power Sunroof
    - Technology Package with 15" Head-Up Display and Rear Camera Mirror
    - AT4 Preferred Package with Universal Home Remote and Power Rear Window
    - Trailering Package with Integrated Trailer Brake Controller
    - Premium Bose 7-Speaker Sound System with SiriusXM
    - Wireless Charging
    - Off-Road Suspension with Hill Descent Control
    - 20" Machined Aluminum Wheels
    - Spray-on Bedliner with GMC Logo

    This Sierra 1500 AT4 is powered by a 3.0L I6 engine paired with a 10-speed automatic transmission and 4WD capability, delivering 22 city MPG and 26 highway MPG. As a one-owner, no-accident local trade, this truck presents an excellent opportunity to own a well-maintained vehicle from the start. The Black exterior combines strength with sophistication, while the thoughtfully appointed interior showcases quality materials and user-focused technology.

    The AT4 trim elevates your driving experience with specialized off-road features and premium comfort appointments. The heated and ventilated leather front seats adjust with 10-way power controls with lumbar support, ensuring comfort on any journey. Climate control extends to the rear outboard seats with heating capability, while the power sunroof adds an open-air dimension to your cabin. Advanced steering column adjustments and a heated steering wheel contribute to personalized comfort in all conditions.

    Your CarBravo Certified vehicle includes a 126 Point Inspection, Roadside Assistance, $0 Warranty Deductible, and complete Vehicle History. All warranty repairs include parts, labor, and towing to the nearest CarBravo dealership if necessary. Should your vehicle need warranty repair, your CarBravo dealer will make sure you have alternative transportation. Earn points from GM Rewards when you buy a CarBravo vehicle, redeemable towards GM Certified Service, eligible accessories and more. You must sign up or be a GM Rewards member at the time of the vehicle delivery to earn points, see dealer for details. Get a 1-month trial of OnStar safety services like Automatic Crash Response and Roadside Assistance. Get 165+ channels in the car plus access to 350+ channels on the SiriusXM app.

    Safety technology surrounds you with Automatic Emergency Braking, Front and Rear Pedestrian Detection, and the integrated HD Surround Vision system. The multicolor head-up display keeps essential information in your line of sight, while Ultrasonic Park Assist makes maneuvering intuitive. For towing, the integrated trailer brake controller, trailer side blind zone alert, and in-vehicle trailering system app provide complete control and confidence when hauling.

    The Preferred Equipment Group 4SB and Technology Package combine to deliver modern connectivity and convenience. Wireless Apple CarPlay and Android Auto keep you connected seamlessly, while the Bed View Camera and Rear Camera Mirror enhance visibility during backing operations. Navigation integration, Wi-Fi hotspot capability, and premium audio entertainment ensure every drive is connected and enjoyable.

    This Sierra 1500 AT4 represents a compelling choice for buyers seeking a fully equipped truck that balances capability with everyday refinement. We invite you to experience firsthand what makes this vehicle a smart investment in your automotive future. Schedule your visit to see and drive this truck today.

    KBB.com Consumer Reviews

    Kelley Blue Book - KBB.com
    Overall0.0Out of 5
      Effective May 1, 2026 ADVERTISED PRICE. The advertised price is the total price a consumer pays for the vehicle and includes all dealer-imposed fees and charges. The advertised price may reflect publicly available manufacturer incentives that are offered to all consumers without qualification (for example, general consumer cash rebates). The advertised price excludes only: (i) applicable sales tax; (ii) tag, title, and registration fees; and (iii) other government-imposed charges. See the state-specific disclosures below for the components of the pre-delivery service fee and other dealer fees included in the advertised price.

      CONDITIONAL INCENTIVES NOT INCLUDED. The advertised price does not reflect conditional manufacturer or dealer incentives. Conditional incentives are available only to consumers who meet eligibility requirements and are shown separately on each vehicle’s detail page. Examples include educator, military, first responder, college graduate, lease loyalty, conquest, trade assistance, and incentives conditioned on financing with a specific lender (for example, Cadillac Financial, Ford Credit, GM Financial, and other captive lenders). Not all consumers will qualify. See each vehicle’s detail page, or contact the dealership, for applicable conditional incentives and eligibility terms for which you may qualify.

      IN-TRANSIT VEHICLES. Vehicles identified as “In Transit” are en route to the dealership and not yet available for physical inspection. Estimated arrival dates are approximate and are subject to carrier and manufacturer schedules. The advertised price applies to the vehicle as equipped upon arrival. Availability is not guaranteed; an In-Transit vehicle may be sold before it reaches the dealership.

      DEALER-INSTALLED ACCESSORIES. Any dealer-installed accessories or options present on an advertised vehicle are included in the advertised price. Customers who do not want a particular accessory may discuss options with the dealership at the time of purchase.

      INVENTORY ACCURACY. The dealership updates its inventory regularly. A brief delay may occur between the sale of a vehicle and the removal of its listing. While every reasonable effort has been made to ensure the accuracy of the information on this site, the dealership is not responsible for data entry errors or typographical omissions. Please contact the dealership to confirm the availability and pricing of any specific vehicle.

      PRICING ERRORS AND OMISSIONS. The dealership endeavors to ensure the accuracy of advertised prices. If, as a result of a typographical error, a data feed error, or a third-party vendor error, a vehicle is advertised at a price that is materially lower than the correct price, the dealership reserves the right to correct the error and will promptly notify any consumer who has submitted an inquiry or offer based on the erroneous price. A correction of a good-faith pricing error is not a change to the advertised price. The corrected price is the advertised price from the time of correction forward.

      PRICING UPDATES. Advertised prices reflect the dealership's pricing as of the date of publication. Used vehicle prices are reviewed and updated periodically based on market conditions, including market valuation data such as Manheim Market Report. New vehicle prices may be updated based on changes to manufacturer pricing, manufacturer incentives, or supply conditions. An advertised price will be honored from the date of publication for a period of five days, or until a new price for the same vehicle is published, whichever occurs first. After that period, the dealership may publish an updated price for the same vehicle. The dealership commits to honoring any unexpired advertised price.

      VEHICLE IMAGES, FEATURES, AND SPECIFICATIONS. Vehicle photographs may be stock images and may not depict the actual vehicle. Accessories, colors, and equipment may vary from the images shown. Vehicle features and specifications (including equipment, options, and technical data) are provided by the manufacturer and third-party sources and are believed to be accurate as of the time of publication; the dealership does not independently warrant the accuracy of such manufacturer or third-party data. Consumers should verify the specific features and equipment of any vehicle with the dealership before purchase.

      EPA FUEL ECONOMY DATA. Displayed fuel economy ratings are based on EPA estimates. Use for comparison purposes only. Actual mileage will vary based on driving habits, vehicle maintenance, driving conditions, battery pack age and condition (for hybrid and electric models), and other factors.

      TEXT MESSAGE CONSENT. By submitting my cell phone number to the Dealership, I agree to receive text messages and phone calls, which may be recorded and/or sent using automated dialing equipment or software, from Ed Morse [DEALERSHIP NAME] in [DEALERSHIP CITY] and its affiliates, unless I opt out of such communications. Consent to be contacted is not a requirement to purchase any product or service, and I may opt out at any time. I agree to pay my mobile service provider’s text messaging rates, if applicable.

      STATE-SPECIFIC FEE DISCLOSURES The following discloses the components of the advertised price for each state in which the Ed Morse dealerships operate. The listed pre-delivery service fees and other dealer fees are included in the advertised price. Sales tax, tag, title, registration fees, and other government-imposed charges are not included in the advertised price. ARIZONA. Seller documentary and administrative fee of $199.50 and prep fee of $389.00. FLORIDA. Pre-delivery service fee of $999.00; Private Tag Agency Fee of $98.00; and Electronic Registration Filing Fee of $199.75.

      ILLINOIS. Documentary fee of $299.00 (Ed Morse Ford Red Bud; Ed Morse Chevrolet GMC Red Bud; Ed Morse Chrysler Dodge Jeep Ram New Athens); $377.00 (Ed Morse Chevrolet GMC Kewanee, Ed Morse Chrysler Dodge Jeep Ram Kewanee); $377.63 (Ed Morse Ford Geneseo), $358.03 (Ed Morse Chevrolet Savanna). IOWA. Documentary fee of $180.00 ($179.00 at Porsche Des Moines). MISSOURI. Administrative fee of $399.00 ($299.00 at Ed Morse Kia Rolla). TEXAS. Documentary fee of $225.00 OKLAHOMA. Documentary fee of $489.00