2025 GMC Sierra 1500 AT4

  • Used
  • Diesel
$54,997Internet Price

A negotiable documentary service fee in an amount up to $200 may be added to the sales price. Price excludes tax, title, and license. See additional disclaimers below.

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Northwest GMC of Bellingham
Location Details
Call 877-590-3530
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    The overview

    Exterior Color
    Summit White
    Interior Color
    Jet Black with Kalahari accents, Perforated leathe
    Odometer
    18,887 miles
    Fuel Economy
    21/24 MPG City/Hwy
    Transmission
    Automatic
    Drivetrain
    4WD
    Engine
    3.0L Duramax® Turbo Diesel engine
    VIN
    1GTUUEE81SZ333453
    Stock Number
    XC10495
    • Show Me the CARFAX Great Value Badge
    • 3-point seatbelt : Rear seat centre 3-point seatbelt
    • ABS Brakes : 4-wheel antilock (ABS) brakes
    • Auto headlights : Auto on/off headlight control
    • Auto high-beam headlights : IntelliBeam auto high-beam headlights
    • Blind spot : Trailer Side Blind Zone Alert blind spot warning
    • Brake assist system : Automatic Emergency Braking predictive brake assist system
    • Brake type : DuraLife 4-wheel disk brakes
    • Cab mounted cargo light : Cab mounted cargo light
    • Camera : HD Surround Vision w/Hitch View aerial view camera
    • Child door locks : Manual rear child safety door locks
    • Configurable instrumentation gauges : Configurable instrumentation gauges
    • Delay off headlights : Delay-off headlights
    • Distance alert : Following Distance Indicator
    • Electronic stability control : StabiliTrak w/Proactive Roll Avoidance electronic stability control system with anti-roll
    • Fog lights : LED front fog lights
    • Forward collision warning : Forward Collision Alert with Automatic Braking
    • Front camera : Front mounted camera with washer
    • Front impact airbag driver : Driver front impact airbag
    • Front impact airbag passenger : Passenger front impact airbag
    • Front side impact airbag driver : Seat mounted side impact driver airbag
    • Front side impact airbag passenger : Seat mounted side impact front passenger airbag
    • Gauge cluster display size (inches) : Gauge cluster display size: 12.30
    • Head up display : Head-up display
    • Headlight type : Projector beam headlights
    • Headlights : LED low and high beam headlights
    • High mount stop light : High mounted centre stop light
    • Hill control : Hill Descent Control (HDC)
    • Hill start assist : Hill Start Assist (HSA)
    • Illuminated entry : Illuminated entry
    • Immobilizer : Immobilizer
    • Instrumentation display : Analog instrumentation display
    • Interior courtesy lights : Fade interior courtesy lights
    • LED brake lights : LED brake lights
    • Lane departure : Lane Keep Assist with Lane Departure Warning
    • Left camera : Left side camera
    • Low tire pressure warning : Tire specific low air pressure warning
    • Multiple headlights : Multiple enclosed headlights
    • Number of airbags : 6 airbags
    • Occupancy sensor : Airbag occupancy sensor
    • Overhead airbags : Curtain first and second-row overhead airbags
    • Parking sensors : Front and Rear Park Assist front and rear parking sensors
    • Pedestrian detection : Front Pedestrian Braking
    • Perimeter approach lighting : Remote activated perimeter approach lighting with puddle lights
    • Pickup box camera : Pickup box camera
    • Rain detecting wipers : Rain detecting wipers
    • Rear camera : HD Rear Vision Camera w/Hitch View rear mounted camera
    • Rear collision warning : Rear Cross Traffic Braking collision mitigation
    • Rear pedestrian detection : Rear Pedestrian Alert rear pedestrian detection warning
    • Remote panic alarm : Remote panic alarm
    • Restricted driving mode/alerts : Restricted driving mode/alerts
    • Right camera : Right side camera
    • Running lights : LED daytime running lights
    • Seatbelt pretensioners : Front seatbelt pretensioners
    • Seatbelt pretensioners number : 2 seatbelt pre-tensioners
    • Security system : Security system
    • Vehicle tracker : Stolen Vehicle Assistance vehicle tracker with vehicle slowdown
    • Video rearview mirror : Video-feed rearview mirror
    • Air conditioning : Yes
    • Armrests front centre : Front seat centre armrest
    • Armrests rear : Rear seat centre armrest
    • Cabback insulator : Cabback insulator
    • Climate control : Automatic climate control
    • Console insert material : Metal-look console insert
    • Cooled front seats : Ventilated driver and front passenger seats
    • Door panel insert : Simulated wood and metal-look door panel insert
    • Door trim insert : Vinyl door trim insert
    • Driver lumbar : Driver seat with 2-way power lumbar
    • Driver seat direction : Driver seat with 8-way directional controls
    • Dual-zone front climate control : Dual-zone front climate control
    • Floor coverage : Full floor coverage
    • Floor covering : Full carpet floor covering
    • Floor mats : Rubber front and rear floor mats with carpet inserts
    • Folding rear seats : 60-40 folding rear seats
    • Front head restraint control : Manual front seat head restraint control
    • Front head restraints : Height adjustable front seat head restraints
    • Front passenger lumbar : Front passenger seat with 2-way power lumbar
    • Front seat upholstery : Leather front seat upholstery
    • Front seatback upholstery : Plastic front seatback upholstery
    • Gearshifter material : Metal-look gear shifter material
    • Headliner coverage : Full headliner coverage
    • Headliner material : Cloth headliner material
    • Heated front seats : Heated driver and front passenger seats
    • Heated rear seats : Heated rear seats
    • Heated steering wheel : Heated steering wheel
    • Interior accents : Chrome interior accents
    • Number of memory settings : 2 memory settings
    • Panel insert : Metal-look instrument panel insert
    • Passenger seat direction : Front passenger seat with 8-way directional controls
    • Power driver seat controls : Driver seat power reclining, lumbar support, cushion tilt, fore/aft control and height adjustable control
    • Power passenger seat controls : Passenger seat power reclining, lumbar support, cushion tilt, fore/aft control and height adjustable control
    • Rear console climate control ducts : Rear console climate control ducts
    • Rear head restraint control : 2 rear seat head restraints
    • Rear head restraint control : Manual rear seat head restraint control
    • Rear head restraints : Height adjustable rear seat head restraints
    • Rear seat folding position : Fold-up rear seat cushion
    • Rear seat upholstery : Vinyl rear seat upholstery
    • Rear seatback upholstery : Carpet rear seatback upholstery
    • Rear seats : Split-bench rear seat
    • Rear seats fixed or removable : Fixed rear seats
    • Seating capacity : 5
    • Split front seats : Bucket front seats
    • Steering wheel material : Leatherette steering wheel
    • Steering wheel telescopic : Power telescopic steering wheel
    • Steering wheel tilt : Power tilting steering wheel
    • Tinted windows : Deep tinted windows
    • Voice activated climate control : Voice-activated climate control
    • Accessory power : Retained accessory power
    • Adaptive cruise control : Adaptive Cruise Control
    • All-in-one key : All-in-one remote fob and ignition key
    • Auto door locks : Auto-locking doors
    • Auto-dimming door mirror driver : Auto-dimming driver side mirror
    • Battery charge warning : Battery charge warning
    • Beverage holders : Front beverage holders
    • Beverage holders rear : Rear beverage holders
    • Brake pad warning : Brake pad wear indicator
    • Built-in virtual assistant : Google Built-In built-in virtual assistant
    • Capless fuel filler : Capless fuel filler
    • Clock : Digital clock
    • Compass : Compass
    • Cruise control : Cruise control with steering wheel mounted controls
    • DEF fluid gauge : Diesel exhaust fluid (def) gauge
    • Day/Night rearview mirror : Day/Night rearview mirror
    • Door ajar warning : Door ajar warning
    • Door bins front : Driver and passenger door bins
    • Door bins rear : Rear door bins
    • Door locks : Power door locks with 2 stage unlocking
    • Door mirror with tilt-down in reverse : Power driver and passenger door mirrors with tilt down in reverse
    • Driver foot rest : Driver foot rest
    • Driver information centre : Driver information centre
    • Easy lift tailgate : EZ Lift
    • Easy lower tailgate : EZ Lower
    • Engine hour metre : Engine hour metre
    • Engine temperature warning : Engine temperature warning
    • Engine/electric motor temperature gauge : Engine/electric motor temperature gauge
    • Exterior 120V AC power outlet : 1 exterior 120V AC power outlet
    • First-row windows : Power first-row windows
    • Floor console : Full floor console
    • Floor console storage : Covered floor console storage
    • Fob engine controls : Keyless Open/Keyless Start with hands-free access and push button start
    • Folding door mirrors : Power folding door mirrors
    • Front reading lights : Front reading lights
    • Full gauge cluster screen : Full gauge cluster screen
    • Garage door opener : Garage door opener
    • Glove box : Locking glove box
    • Headlights on reminder : Headlights on reminder
    • Heated door mirrors : Heated driver and passenger side door mirrors
    • Ignition type : Push-button
    • Inclinometer : Inclinometer
    • Integrated tailgate step : Integrated tailgate step
    • Interior 120V AC power outlets : 1 interior 120V AC power outlet
    • Key in vehicle warning : Key in vehicle warning
    • Keyfob cargo controls : Keyfob trunk control
    • Keyfob keyless entry : Keyfob keyless entry
    • Keyfob remote start : Keyfob remote start
    • Keyfob window controls : Keyfob window control
    • Low level warnings : Low level warning for oil, coolant, fuel, washer fluid, brake fluid and diesel exhaust fluid (DEF)
    • Memory settings : Memory settings include: door mirrors
    • Number of beverage holders : 8 beverage holders
    • Oil pressure gauge : Oil pressure gauge
    • Oil pressure warning : Oil pressure warning
    • One-touch down window : Front and rear one-touch down windows
    • One-touch up window : Driver and passenger one-touch up windows
    • Overhead console : Mini overhead console
    • Passenger doors rear left : Conventional left rear passenger door
    • Passenger doors rear right : Conventional right rear passenger door
    • Rear cargo door : MultiPro Tailgate tailgate
    • Rear reading lights : Rear reading lights
    • Rear seat cheque warning : Rear Seat Reminder rear seat cheque warning
    • Rear seat direction : Front facing rear seat
    • Rear window defroster : Rear window defroster
    • Rear windshield : Power rear windshield
    • Rearview mirror : Auto-dimming rear view mirror
    • Seatback storage pockets : 2 seatback storage pockets
    • Second-row windows : Power second-row windows
    • Service interval warning : Service interval indicator
    • Smart device remote start : Smart device remote start
    • Speedometer : Redundant digital speedometer
    • Steering mounted audio control : Steering wheel mounted audio controls
    • Tachometer : Tachometer
    • Tailgate control : Tailgate/power door lock
    • Temperature display : Exterior temperature display
    • Tire pressure : Tire Fill Alert tire pressure fill assist
    • Transmission fluid temperature warning : Transmission fluid temp warning
    • Transmission temperature gauge : Transmission fluid temperature gauge
    • Trip computer : Trip computer
    • Trip odometer : Trip odometer
    • Turn signal warning : Turn signal on warning
    • Under seat tray rear : Rear under seat tray
    • Variable panel light : Variable instrument panel light
    • Visor driver mirror : Driver visor mirror
    • Visor illuminated driver mirror : Illuminated driver visor mirror
    • Visor illuminated passenger mirror : Illuminated passenger visor mirror
    • Visor passenger mirror : Passenger visor mirror
    • Voltmeter : Voltmeter
    • Weight capacity alert : GCW Alert weight capacity alert
    • Wipers : Variable intermittent front windshield wipers
    • Wireless device charging : Front wireless smart device charging
    • Bed liner : Spray-in pickup bed liner
    • Bed-rail protectors : Pickup bed-rail protectors
    • Body panels : Galvanized steel/aluminum body panels with side impact beams
    • Box style : Standard style pickup box
    • Bumper rub strip front : Black front bumper rub strip
    • Bumpers front : Body-coloured front bumper
    • Bumpers rear : Body-coloured rear bumper
    • Door handle material : Body-coloured door handles
    • Door mirror style : Black door mirrors
    • Door mirror type : Standard style side mirrors
    • Fenders : Black fender flares
    • First-row sunroof : First-row sliding and tilting glass sunroof with express open/close activation sunshade
    • Grille style : Dark chrome grille
    • In-box lighting : LED in-box lighting
    • Number of doors : 4 doors
    • Paint : Non-metallic paint
    • Rear bumper step : CornerStep rear bumper step
    • Side steps : Side assist steps
    • Skid plate : 2 underbody skid plates
    • Spare tire : Full-size spare tire with steel wheel
    • Spare tire location : Crank-down spare tire
    • Special paint : Monotone paint
    • Tires : LT275/65QR18 MT BSW front and rear tires
    • Tow hooks front : 2 front tow hooks
    • Towing brake controller : Trailer brake controller
    • Towing class : Class IV tow rating
    • Towing hitch : Trailer hitch
    • Towing hitch light : Trailer hitch light
    • Towing trailer sway : Trailer Sway Control (TSC) trailer sway control
    • Towing wiring harness : Trailer wiring harness
    • Trailer light malfunction warning : Trailer light malfunction warning
    • Trailer light test : Trailer light test
    • Trailer theft alarm : Trailer theft alarm
    • Vehicle and trailer reverse assist : Rear Trailer Guidance Lines vehicle and trailer reverse assist with visual graphic guidance only
    • Vehicle to trailer hitching assist : Hitch Guidance vehicle to trailer hitching assist
    • Wheels : 18 x 8.5-inch front and rear machined w/painted accents aluminum wheels
    • Window Trim : Black side window trim
    • Emissions : LEV3-ULEV70 emissions
    • Emissions tiers : Tier 3 Bin 70 emissions
    • Fuel economy (city/highway/combined) : 10.6/9/9.9 L/100 km
    • Amplifier : Amplifier
    • Antenna : Fixed audio antenna
    • External memory : Premium GMC Infotainment System external memory control
    • Internet radio capability : Internet radio capability
    • Number of first-row screens : 2 total number of 1st row displays
    • Primary display size : 13.4 inch primary display
    • Primary display touchscreen : Primary monitor touchscreen
    • RDS : Radio data system (RDS)
    • Radio : AM/FM/SiriusXM with 360Lsatellite
    • Satellite trial : 3 month satellite trial subscription
    • Seek scan : Seek scan
    • Speakers : Bose speakers
    • Speakers number : 7 speakers
    • Voice activated audio : Premium GMC Infotainment System voice activated audio controls
    • Wireless streaming : Wireless audio streaming
    • 4WD type : AutoTrac part and full-time 4WD
    • ABS Brakes : Four channel ABS brakes
    • Alternator Type : Alternator
    • Battery run down protection : Battery run down protection
    • Battery type : Heavy-duty lead acid battery
    • Block heater : Engine block heater
    • Compressor : Intercooled turbo
    • Cylinder head material : Aluminum cylinder head
    • Displacement liters : 3 L
    • Drive type : Four-wheel drive
    • Electronic parking brake : Electronic parking brake
    • Engine : Duramax 3L I-6 diesel direct injection, DOHC, variable valve control, intercooled turbo, diesel, engine with 305HP
    • Engine Configuration : I6
    • Engine Location : Front mounted engine
    • Engine Mounting direction : Longitudinal mounted engine
    • Engine Short : Duramax 3L I-6 DOHC
    • Engine block material : Aluminum engine block
    • Front anti-roll : Front anti-roll bar
    • Fuel Type : Diesel
    • Horsepower : 305 HP @3750 RPM
    • Ignition : Compression ignition system
    • Lock-up transmission : Lock-up transmission
    • Locking hub control : Auto locking hub control
    • Overdrive transmission : Overdrive transmission
    • Powertrain type : ICE
    • Radiator : Radiator
    • Rear Springs : Regular grade rear springs
    • Rear locking differential : Automatic rear locking differential
    • Selectable mode transmission : Tow/Haul Mode selectable mode transmission
    • Sequential shift control : Sequential shift with steering wheel controls
    • Shock absorbers : Rancho gas-pressurized shock absorbers
    • Speed sensitive steering : Speed sensitive power steering
    • Springs front : Front coil springs
    • Springs rear : Rear leaf springs
    • Start-stop engine : Auto stop-start engine
    • Steering : Electric power-assist steering system
    • Steering type : Rack-pinion steering
    • Suspension : Off-road ride suspension
    • Suspension ride type front : Independent front suspension
    • Suspension ride type rear : Rigid axle rear suspension
    • Suspension type front : Short and long arm front suspension
    • Suspension type rear : Leaf spring rear suspension
    • Tailpipe : Stainless steel quasi-dual exhaust with chrome tailpipe finisher
    • Traction control : All-speed ABS and driveline traction control
    • Transfer case : Electronic transfer case shift
    • Transmission : 10-speed automatic
    • Transmission Type : Automatic
    • Transmission electronic control : Transmission electronic control
    • Two-Speed Transfer Case : Two-Speed Transfer Case
    • Valves per cylinder : 4
    • Variable intake manifold : Variable intake manifold
    • Ventilated brakes : Front and rear ventilated disk brakes
    • Emergency SOS Capable : OnStar vehicle integrated emergency SOS system
    • Handsfree : Bluetooth handsfree wireless device connectivity
    • Integrated navigation : Integrated navigation system with voice activation
    • Internet access : Wi-Fi Hotspot capable mobile hotspot internet access
    • Mobile app access : MyGMC Mobile App mobile app access
    • Smart device integration : Apple CarPlay/Android Auto smart device wireless mirroring
    • Turn-by-turn nav : OnStar Turn-by-Turn Navigation
    • USB ports : 6 USB ports
    Introducing the 2025 GMC Sierra 1500 AT4, a capable truck built for those who demand both performance and refinement on and off the road.

    - 4WD with Off-Road Suspension for enhanced traction and control
    - 3.0L I6 Engine with 10-Speed Automatic transmission
    - Adaptive Cruise Control with Following Distance Alert
    - Lane Keep Assist and Lane Departure Warning
    - Automatic Emergency Braking with Front Pedestrian Braking
    - Premium BOSE 7-Speaker Sound System with SiriusXM
    - Wireless Apple CarPlay and Android Auto integration
    - Heated and Cooled Front Seats with Memory Package
    - Heated Steering Wheel and Rear Seats
    - Navigation System with HD Surround Vision
    - Power Sunroof and Power Lift Gate
    - Power Running Boards and Power Rear Sliding Window
    - Bed Liner with Spray-On Protection and GMC Logo
    - Integrated Trailer Brake Controller with Hitch Guidance
    - Alloy Wheels and Remote Vehicle Start

    This Sierra 1500 AT4 combines capable truck engineering with luxury appointments designed for the discerning driver. The 3.0L I6 engine delivers strong performance while achieving 21 city and 24 highway MPG, offering a practical balance for both daily commutes and weekend adventures.

    The interior focuses on comfort and technology integration. Dual power seats with memory settings allow you to customize your driving position, while heated and cooled front seats ensure comfort across all seasons. The premium BOSE sound system and wireless smartphone integration keep you connected seamlessly. Navigation comes standard, and the wireless charging port eliminates the need for cords.

    Safety technology is comprehensive on this AT4. Adaptive cruise control, lane keep assist, and automatic emergency braking work together to support your driving. The truck also includes front and rear park assist, blind spot alert, and rear cross traffic braking to enhance awareness in any situation.

    The AT4's off-road heritage is evident in its suspension tuning and capability. Four-wheel drive with hill descent control handles challenging terrain, while the integrated trailer brake controller and hitch guidance make towing straightforward and secure. The bed liner protects your cargo, and power running boards add both utility and style.

    This white 1500 AT4 represents a well-equipped truck ready for whatever comes next. We invite you to visit our showroom to experience the quality and capability firsthand.

    Peace of mind

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    Vehicle history report

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    • Accident data (if applicable)
    • Service history
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    • Recall information (if applicable)
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    Northwest GMC of Bellingham is dedicated to your satisfaction before, during, and after your purchase. We'll go the extra mile to take care of you.
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    KBB.com Consumer Reviews

    Kelley Blue Book Logo0.0out of 5 overall
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        Disclaimer: The Manufacturer’s Suggested Retail Price excludes tax, title, license, dealer fees and optional equipment. Dealer sets final price.

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