Used 2023 GMC Sierra 1500 AT4 Truck Crew Cab

  • Used
$40,704Retail Price
$40,883Price
Richardson Motors Iowa, Inc
Call 563-582-5411
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    The overview

    Exterior Color
    Onyx Black
    Interior Color
    Jet Black
    Odometer
    76,652 miles
    Body/Seating
    Truck Crew Cab/5 seats
    Seats
    5 seats
    Fuel Economy
    14/17 MPG City/Hwy
    Transmission
    Automatic
    Drivetrain
    4x4
    Engine
    V-8 cyl
    VIN
    1GTUUEEL3PZ323020
    Stock Number
    26T476A
    • CARFAX 1-Owner Great Value Badge
    • AutoCheck

    The highlights

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

    A closer look at what’s included

    6.2L EcoTec3 V8 engine

    • 170 amp alternator
    • 730 heavy-duty battery
      Cold-cranking amps/80 amp-hr, maintenance free with rundown protection and retained accessory power.
    • external engine oil cooling
    • auxiliary external transmission oil cooler

    AT4 premium package

    • AT4 preferred package
    • off-road high clearance step
      Dealer installed.

    AT4 preferred package

    • universal home remote
    • power sliding rear window with rear defogger
    • Adaptive Cruise Control

    GMC pro safety

    • Forward Collision Alert
    • Following Distance Indicator
    • front pedestrian braking
    • IntelliBeam Automatic High Beam on/off

    trailering package

    • hitch guidance

    LT265/60R20 BW MT tires

    • 265/70R17SL AS BW spare tire

    120-volt instrument panel power outlet

    • 120-volt bed mounted power outlet
      400 watts shared with (KI4) instrument panel mounted power outlet.

    front bucket seats

    • 10-way power driver seat adjuster with lumbar
    • 10-way power passenger seat adjuster with lumbar
    • driver memory
      Recalls driver presets for power driver seat and outside mirrors.

    premium GMC infotainment audio system radio

    • premium Bose 7-speaker sound system
      Includes Richbass woofer.
    • wireless phone projection
      For Apple CarPlay and Android Auto.

    preferred equipment group 4SB

    • GMC pro safety
    • rear cross traffic braking
    • rear pedestrian detection
    • wireless phone projection
      For Apple CarPlay and Android Auto.

    front premium floor liners with removable carpet insert

    • rear premium floor liners with removable carpet insert

    More pre-installed items

    • 3.23 rear axle ratio
    • front license plate kit
      Will be forced on orders with ship-to states that require a front license plate.
    • 20" x 9" machined aluminum wheels
      (50.8 cm x 22.9 cm). Includes carbon gray metallic accents.
    • not equipped with steering column lock
    • 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 and GMC connected services capable
    • Front beverage holders
    • Front dual zone A/C
    • Garage door transmitter
    • Heated steering wheel
    • Illuminated entry
    • Memory seat
    • Navigation system
    • 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
    • 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 tires: 265/60QR20.0
    • Front wheel independent suspension
    • Power steering
    • Rear tires: 265/60QR20.0
    • Speed-sensing steering
    • Wheel size: 20"
    • 1st row LCD monitors: 2
    • AM/FM radio
    • Premium audio system: GMC Infotainment System
    • 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
    • Compressor: Not Available
    • Cylinder configuration: V-8
    • Cylinder deactivation
    • Drive type: four-wheel
    • Engine liters: 6.2L
    • Engine location: front
    • Fuel economy city: 14mpg
    • Fuel economy combined: 22mpg
    • Fuel economy highway: 17mpg
    • Fuel tank capacity: 24.0gal.
    • Horsepower: 420hp @ 5,600RPM
    • Hybrid traction battery type: none
    • Manual-shift auto
    • Mode select transmission
    • Number of valves: 16
    • Rear locking differential
    • Recommended fuel: Premium Unleaded
    • Standard fuel economy fuel type: gasoline
    • Torque: 460 lb.-ft. @ 4,100RPM
    • Transmission: 10 speed automatic
    • Variable intake manifold
    • Variable valve control
    • Approach angle: 26 deg
    • Departure angle: 26 deg
    • Ground clearance (min): 282mm (11.1")
    • Ramp breakover angle: 20 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
    • Compression ratio: 11.50 to 1
    • Curb weight: 2,454kg (5,410lbs)
    • Engine bore x stroke: 103.3mm x 92.0mm (4.07" x 3.62")
    • Engine displacement: 6.2 L
    • Engine torque: 460 lb.-ft. @ 4,100RPM
    • Exterior body width: 2,062mm (81.2")
    • Exterior height: 1,990mm (78.3")
    • Exterior length: 5,916mm (232.9")
    • Front headroom: 1,092mm (43.0")
    • Front hiproom: 1,544mm (60.8")
    • Front legroom: 1,131mm (44.5")
    • Front shoulder room: 1,638mm (64.5")
    • GVWR: 3,221kg (7,100lbs)
    • Payload: 753kg (1,660lbs)
    • 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")
    • Towing capacity: 4,082kg (9,000lbs)
    • Turning radius: 7.1m (23.5')
    • Wheelbase: 3,747mm (147.5")
    • Appearance: analog
    • Auto high-beam headlights
    • Blind spot: Trailer Side Blind Zone Alert warning
    • Compass
    • Configurable
    • Delay-off headlights
    • 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
    • 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
    This powerful 2023 GMC Sierra 1500 AT4 is built to conquer any terrain. Featuring an EcoTec3 6.2L V8 engine with 10-speed automatic transmission and 4-wheel drive, this truck delivers exceptional capability and performance.

    - Onyx Black exterior with Black interior
    - 6.2L V8 engine (420 hp, 460 lb-ft of torque)
    - 20" machined aluminum wheels with Carbon Grey Metallic accents
    - AT4 Premium Package including Off-Road High Clearance Steps

    The Sierra AT4 is engineered for adventure, with features like:
    - Off-Road Suspension
    - Auto-Locking Rear Differential
    - Hill Descent Control
    - Skid Plates
    - Trailering Package with Integrated Trailer Brake Controller

    Inside, you'll find premium amenities like:
    - Heated and Ventilated Front Seats
    - Heated Rear Outboard Seats
    - Bose 7-Speaker Premium Audio System
    - Wireless Charging
    - Dual-Zone Automatic Climate Control

    This 2023 GMC Sierra 1500 AT4 is ready to take you further. Schedule a test drive today and experience its uncompromising capability and comfort.

    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

    Richardson Honda 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.…