2023 GMC Sierra 1500 AT4

  • Certified vehicle
  • Diesel
$45,000Sale Price

    The overview

    Exterior Color
    Onyx Black
    Interior Color
    Jet Black With Kalahari Accents
    Odometer
    33,547 miles
    Body/Seating
    Truck/5 seats
    Seats
    5 seats
    Transmission
    10-Speed Automatic
    Drivetrain
    4WD
    Engine
    3.0L I6
    VIN
    1GTUUEE84PZ171762
    Stock Number
    3178NA
    • This Vehicle is GMC OEM Certified

    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

    More pre-installed items

    • Navigation System
    • AT4 Preferred Package
    • Preferred Equipment Group 4SB
    • Trailering Package
    • 1-touch down
    • 1-touch up
    • 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
    • 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 wheel independent suspension
    • Power steering
    • Speed-sensing steering
    • 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
    • Drive type: four-wheel
    • Engine location: front
    • Fuel economy city: 21mpg
    • Fuel economy combined: 22mpg
    • Fuel economy highway: 23mpg
    • Fuel tank capacity: 24.0gal.
    • 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: 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
    • 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")
    • 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")
    • 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
    The 2023 GMC Sierra 1500 AT4 is designed for those seeking strong long-term ownership value in a crew cab pickup truck. Its reputation for durability and high resale stems from a robust 3.0L I6 diesel engine, paired with a 10-speed automatic transmission and 4WD, ensuring the truck remains reliable and capable for years of hauling, off-road adventure, or daily work.

    Pragmatic buyers who prioritize reliability, ruggedness, and comfort will find this truck well-suited to both demanding tasks and refined daily driving. The AT4 trim caters to owners in regions with challenging weather or off-road terrainâ€"like the Midwestâ€"where features such as enhanced suspension and full-time 4WD provide year-round utility and confidence, whether towing, carrying gear, or commuting.

    This truck's proven 3.0L I6 diesel engine, combined with a smooth 10-speed automatic, is engineered for longevity, with a segment reputation for strong performance well past the initial years of ownership. With EPA-estimated 21 city and 23 highway MPG, it delivers efficiency rare in a full-size pickup, letting owners manage fuel costs while maintaining the torque and strength needed for real work and recreation.

    Long-term value is further protected through integrated active safety technology. Advanced systems such as Adaptive Cruise Control with Forward Collision Alert, Lane Keep Assist, Automatic Emergency Braking, and HD Surround Vision actively help prevent accidents, reducing potential repair costs and protecting your investment for the life of the truck.

    The AT4 Preferred Package enhances off-road credibility with Hill Descent Control, an auto-locking rear differential, and upgraded suspension, translating to greater durability under stress. Comfort features such as heated and ventilated front seats, heated rear seats, a premium Bose 7-speaker sound system, wireless phone projection and charging, and a power sunroof elevate both workday and weekend journeys.

    In terms of ownership economics, the Sierra 1500 AT4 stands out against segment rivals like the Ford F-150 Lariat and Ram 1500 Rebel. Its diesel engine offers superior fuel efficiency, and GMC's resale values and proven reliability history contribute to lower expected depreciation. The factory powertrain warranty originally covered 5 years or 100,000 miles for diesel engines, supporting peace of mind for cost-conscious owners.

    Common ownership questions include: What is the city and highway fuel economy? The EPA estimates 21 MPG city and 23 MPG highway. Is GMC reliable long-term? GMC trucks, especially with diesel powertrains, are widely regarded for their lasting durability. What warranty coverage came with the vehicle? The original diesel powertrain warranty covered 5 years or 100,000 miles, and corrosion protection extended to 6 years or 100,000 miles, providing significant long-term value.

    To explore the ownership advantages of this Sierra 1500 AT4, visit Ford of Homewood at 3233 183rd St. Homewood, IL 60430 or call 708-356-9308. Their team can answer your questions, highlight the truck's features, and discuss how it fits your needs for cost-effective, durable ownership.

    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.…