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2025 GMC Sierra 2500HD AT4X 4WD Automatic

Vin: 1GT4UZEY1SF217470
Stock: 41800
Mileage: 6,456 Miles
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Description
This CARFAX One-Owner, Clean CARFAX 2025 GMC Sierra 2500HD AT4X 4WD in Onyx Black delivers top-tier capability and premium refinement. Powered by the legendary 6.6L Duramax V8 Turbodiesel and paired with a 10-speed automatic transmission, this Certified Pre-Owned truck features off-road tuned suspension, a 2-speed transfer case, and trailer tech like Hitch Guidance, Trailer Side Blind Zone Alert, and HD Surround Vision. Inside, you'll find Obsidian Rush full-grain leather, heated and ventilated front and rear seats, a 15 Head-Up Display, and a 12-speaker Bose audio system. Standout equipment includes the AT4X-exclusive gloss black trim, power sunroof, spray-in bedliner, and advanced safety features like Forward Collision Alert and Lane Departure Warning. This vehicle has passed our certification process and is offered with competitive market pricing perfect for buyers seeking a luxurious heavy-duty truck with serious off-road and towing capabilities.
Vehicle Details
Exterior:
Onyx Black
Interior:
Obsidian Rush
Body Type:
Crew Cab Pickup
Drive Type:
4WD
Engine:
Turbocharged Diesel V8 6.6L/
Transmission:
Automatic
Model Code:
TK20743
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Specifications

Exterior
  • Bed Step
  • Bedliner
  • Cargo tie downs (12)
  • Fog lamps
  • Glass
  • Headlamps
  • IntelliBeam
  • Lamps
  • Lamps
  • LED Cargo Area Lighting located in cargo bed activated with switch on center switch bank or key fob
  • More...
  • Bed Step
  • Bedliner
  • Cargo tie downs (12)
  • Fog lamps
  • Glass
  • Headlamps
  • IntelliBeam
  • Lamps
  • Lamps
  • LED Cargo Area Lighting located in cargo bed activated with switch on center switch bank or key fob
  • Mirror caps
  • Mirrors
  • Moldings
  • Sunroof
  • Tailgate and bed rail protection caps
  • Tailgate
  • Tailgate
  • Taillamps
  • Tire carrier lock keyed cylinder lock that utilizes same key as ignition and door
  • Wheelhouse liners
  • Wipers
Interior
  • Adaptive Cruise Control
  • Air conditioning
  • Air vents
  • Assist handles front A-pillar mounted for driver and passenger
  • Audio System
  • Bluetooth® for phone connectivity to vehicle infotainment system
  • Bose Premium Series with 12-speaker system with CenterPoint Richbass woofer and AudioPilot
  • Center Console
  • Compass
  • Defogger
  • More...
  • Adaptive Cruise Control
  • Air conditioning
  • Air vents
  • Assist handles front A-pillar mounted for driver and passenger
  • Audio System
  • Bluetooth® for phone connectivity to vehicle infotainment system
  • Bose Premium Series with 12-speaker system with CenterPoint Richbass woofer and AudioPilot
  • Center Console
  • Compass
  • Defogger
  • Door locks
  • Driver Information Center
  • Driver memory recalls driver presets for power driver seat and outside mirrors
  • Exterior Temperature Display
  • Floor covering
  • GMC Premium information Display- 13.4 diagonal Multicolor touch screen
  • Keyless Open and Start includes remote keyless entry
  • LPO
  • Multicolor 15 Diagonal Head-Up Display
  • Power outlet
  • Power outlet
  • Premium Floor Liners with removable carpet insert
  • Premium Floor Liners with removable carpet insert
  • Rear Camera Mirror inside rearview auto-dimming with full camera display
  • Rear Seat Reminder
  • Remote vehicle starter system
  • Seat adjuster
  • Seat adjuster
  • Seat trim
  • Seat
  • Seating
  • Seats
  • Seats
  • Seats
  • SiriusXM Trial Subscription
  • SiriusXM with 360L Trial Subscription. SiriusXM with 360L transforms your customers' ride with our most extensive and personalized radio experience on the road. (IMPORTANT: The SiriusXM trial subscription is not provided on vehicles that are ordered for Fleet Daily Rental (FDR) use. Trial subscription is subject to the SiriusXM Customer Agreement and privacy policy
  • Steering column
  • Steering wheel audio controls
  • Steering wheel
  • Steering wheel
  • Theft-deterrent system
  • Universal Home Remote
  • USB ports
  • USB Ports
  • USB Ports
  • Wi-Fi Hotspot capable (Terms and limitations apply. See onstar.com or dealer for details.)
  • Window
  • Window
  • Windows
  • Windows
  • Wireless Charging
  • Wireless phone projection for Apple CarPlay and Android Auto
Mechanical
  • Air filter
  • Air filtration monitoring
  • Alternator
  • Battery
  • Brake lining wear indicator
  • Brakes
  • Capless Fuel Fill (Requires (L8T) 6.6L gas V8 engine.)
  • Cooling
  • Cooling
  • Differential
  • More...
  • Air filter
  • Air filtration monitoring
  • Alternator
  • Battery
  • Brake lining wear indicator
  • Brakes
  • Capless Fuel Fill (Requires (L8T) 6.6L gas V8 engine.)
  • Cooling
  • Cooling
  • Differential
  • Engine
  • Four wheel drive
  • Frame
  • Hill Descent Control
  • In-vehicle Trailering App
  • Pickup bed includes bed assist step
  • Push Button Start
  • Rear axle
  • Steering
  • Trailer brake controller
  • Transfer case
  • Transmission
Safety
  • Airbags
  • Automatic Emergency Braking (Included and only available with (PDI) Sierra HD Pro Safety.)
  • Bed View Camera
  • Buckle to Drive prevents vehicle from being shifted out of Park until driver seat belt is fastened; times out after 20 seconds and encourages seat belt use (Included and only available with (PDI) Sierra HD Pro Safety.)
  • Daytime Running Lamps
  • Following Distance Indicator (Included and only available with (PDI) Sierra HD Pro Safety.)
  • Forward Collision Alert (Included and only available with (PDI) Sierra HD Pro Safety.)
  • Front and Rear Park Assist
  • Front Pedestrian Braking (Included and only available with (PDI) Sierra HD Pro Safety.)
  • HD Surround Vision provides the driver with an overhead view of the scene around the vehicle on a center stack display. Includes front camera washer.
  • More...
  • Airbags
  • Automatic Emergency Braking (Included and only available with (PDI) Sierra HD Pro Safety.)
  • Bed View Camera
  • Buckle to Drive prevents vehicle from being shifted out of Park until driver seat belt is fastened; times out after 20 seconds and encourages seat belt use (Included and only available with (PDI) Sierra HD Pro Safety.)
  • Daytime Running Lamps
  • Following Distance Indicator (Included and only available with (PDI) Sierra HD Pro Safety.)
  • Forward Collision Alert (Included and only available with (PDI) Sierra HD Pro Safety.)
  • Front and Rear Park Assist
  • Front Pedestrian Braking (Included and only available with (PDI) Sierra HD Pro Safety.)
  • HD Surround Vision provides the driver with an overhead view of the scene around the vehicle on a center stack display. Includes front camera washer.
  • Hitch Guidance dynamic single line to aid in truck trailer alignment for hitching
  • Hitch Guidance with Hitch View with image adjustment
  • Lane Departure Warning (Included and only available with (PDI) Sierra HD Pro Safety.)
  • LED Signature DRL's
  • OnStar Equipped (subscription required)
  • OnStar Services capable (See onstar.com for details and limitations. Services vary by model. Service plan required.)
  • Rear Cross Traffic Alert
  • Rear Seat Belt Indicator
  • Safety Alert Seat
  • Seat Belt Adjustable Guide Loops
  • StabiliTrak
  • Teen Driver a configurable feature that lets you activate customizable vehicle settings associated with a key fob
  • Tire Pressure Monitoring System
  • Trailer Camera Provisions and trailer viewing software
  • Trailer Side Blind Zone Alert
  • Trailer Tire Pressure Monitor Sensors includes set of 4 sensors. Sensor functionality requires (UET) In-vehicle Trailering App to be ordered with the vehicle and installed by the factory. Sensors will be shipped loose with the truck and will need to be installed on trailer by customer. System is capable of monitoring up to 6 wheels. Additional or replacement sensors are available through GM Accessories
  • Trailering Information Label provides max trailer ratings for tongue weight

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