Two Rivers Ford, LLC


Vehicle Information

VIN: 1GT19PE76LF258534
Stock #: 599522
Model Code: TK20743
  • Body Style Crew Cab
  • Exterior Color Onyx Black
  • Interior Color Jet Black With Kalahari Accents, Perforated Leather-Appointed Front Seat Trim
  • Mileage 63,486
  • Engine Engine: 6.6L, V-8, SIDI
  • Transmission Automatic
  • Fuel Type Gasoline Fuel

Highlighted Features

Feature availability subject to final vehicle configuration. Please reference window sticker for more info.

Dealer Comments

Elevate your driving experience with this exceptional 2020 GMC Sierra 2500HD AT4. Boasting a robust 6.6L V8 engine and 4-wheel drive capabilities, this rugged pickup is ready to tackle any terrain with confidence.

Highlights of this well-equipped model include:
- X31 Off-Road Package
- Preferred Equipment Group 4SB
- Steering Wheel Audio Controls
- Electric Rear-Window Defogger
- 120-Volt Bed Mounted Power Outlet
- Remote Vehicle Starter System
- Hill Descent Control
- Heated & Ventilated Front Bucket Seats
- Heated 2nd Row Outboard Seats
- Integrated Trailer Brake Controller
- 3.73 Rear Axle Ratio

This Sierra 2500HD AT4 is designed to elevate your driving experience, whether you're tackling rugged terrain or navigating the daily commute. The robust 4WD system and off-road-tuned suspension provide exceptional capability, while the premium interior features, including heated and ventilated front seats and a heated steering wheel, ensure your comfort.

The exterior of this Sierra 2500HD AT4 exudes a bold, confident presence with its distinctive black grille, painted black surrounds, and red recovery hooks. The spray-on bedliner with the AT4 logo adds a touch of rugged style and protection for your cargo.

Inside, you'll find a wealth of advanced technology features, including the Premium GMC Infotainment System with Apple CarPlay and Android Auto integration, a 4G LTE Wi-Fi hotspot, and a high-definition rear vision camera. The driver information center and 12-volt power outlets throughout the cabin further enhance the Sierra's versatility and convenience.

Safety is also a top priority, with features like electronic stability control, traction control, and a suite of airbags to give you peace of mind on the road.

This 2020 GMC Sierra 2500HD AT4 is the perfect blend of capability, comfort, and technology. Experience the power and refinement of this exceptional truck for yourself. Contact us today to schedule a test drive and discover why the Sierra 2500HD AT4 should be your next vehicle.

Eligible Benefits

All Features

  • 8" diagonal Premium GMC Infotainment System
    • Multi-touch display and AM/FM/SiriusXM1(trial subscription), stereo
    • HD Radio capability
    • Bluetooth®®2 streaming audio for music and select phones
    • Apple CarPlay™ capability for compatible phones3
    • Android Auto capability for compatible phones4
    • Use, control and manage select smartphone apps through the Infotainment system
    • Voice-activated technology for phone
    • USB port(s)5 to play stored audio files through your vehicle's audio system
  • HD Radio
    • Provides consumers with additional channels known as HD2, HD3 and HD4
    • Transmits Program Service Data, such as song titles and artist information
  • 4G LTE Wi-Fi® hotspot capable
    • Terms and limitations apply. See onstar.com or dealer for details.
    • Terms and limitations apply. See onstar.com or dealer for details.
    • May require additional optional equipment
  • 6-speaker audio system
    • Speakers are positioned throughout the cabin for outstanding sound quality and an enjoyable listening experience
  • Bluetooth®®
    • Pair your compatible mobile phone to your vehicle's infotainment system1
    • Place and receive hands-free phone calls
    • Store your phone's contact list in the system to place an outgoing call quickly using the touch-screen display or voice command system
    • With streaming audio capability, you can listen to files stored on your phone or Bluetooth® digital media device
  • SiriusXM® with 360L trial subscription
    • Enjoy a 3-month trial subscription to the SiriusXM All Access package and enjoy the full SiriusXM with 360L experience1
    • This vehicle is equipped with SiriusXM with 360L— a greater variety of SiriusXM content, a more personalized experience and easier navigation. For the full SiriusXM with 360L experience, a SiriusXM All Access Package is required. If you subscribe to a lower package, certain features of 360L will not be available
    • With the All Access Package, you can also enjoy your favorites anywhere life takes you, with the SiriusXM app, online and at home on compatible connected devices
    • May require additional optional equipment. Some features, including streaming content and listening recommendations require GM connected vehicle services
    • May require additional optional equipment
  • Side BedStep
    • Black textured step pads help provide secure footing
    • Integrated on forward portion of outer bed on driver and passenger side to provide ease of access to forward portion of the bed
  • Tailgate with EZ Lift assist, power lock & release
    • Hitch area lighting
    • May require additional optional equipment
  • GMC MultiPro Tailgate
    • Six function tailgate design to help improve loading, unloading and access the cargo box
    • Hitch area lighting
    • Power lock and release
    • May require additional optional equipment
  • Deep-tinted glass
    • Provides added protection from sun and glare
  • Body-color door handles
  • 18" LT275/70R18E all-terrain, blackwall tires
  • Black beltline moldings
  • Spare tire carrier lock
    • Helps keep spare tire secure
    • Utilizes the same key as the door and ignition
  • LED signature tail lamps
    • C-shaped LED taillamps with LED stop and reverse light
    • Brighter and lasts longer than traditional incandescent bulbs
  • Rear wheelhouse liners
    • Help protect your truck's rear wheelhouse area from damage caused by dirt, rocks, mud, road salt and the weather
    • May require additional optional equipment
  • Body-color rear bumper
  • Grille (Painted Black surround with high gloss Black mesh and Black chrome inserts.)
  • Outside power-adjustable vertical trailering mirrors with power folding/extending auto-dimming driver and passenger upper glass
    • Chrome mirror caps
    • Power folding/extending
    • Lower convex mirrors
    • Heated upper glass
    • Integrated turn signal indicators
    • Puddle lamps
    • Perimeter lighting
    • Auxiliary lighting
    • Extends 3.31-inches
    • AT4 features molded in color Black mirror caps
  • Cargo bed LED lighting
    • Provides light to find cargo in the bed
    • Rear pillar lamps
    • May require additional optional equipment
  • 18" LT275/70R18 all-terrain, blackwall spare tire
    • May require additional optional equipment
  • LED fog lamps
    • Help minimize glare in adverse driving conditions
  • Cargo tie-downs
    • 12-fixed rated at 500 lbs. per corner
  • Body-color front bumper
  • 18" 6-spoke machined aluminum wheels with high gloss Black accents
  • LED reflector (high intensity) headlamps with LED turn signals and LED signature Daytime Running Lamps
    • C-shaped LED headlamps with signature lighting and innovative light blade technology
  • Spray-on bedliner
    • Provides a Black, textured, non-skid surface that helps protect the bed and minimizes cargo shifting
    • Covers the entire bed surface below side rails, front box top rail, gauge hole plugs and tie-downs
    • Chemically bonded, the sprayed-on liner permanently bonds to the truck bed, providing a watertight seal
    • Includes logo
    • Does not include spray-on liner on tailgate due to Black composite inner panel
  • CornerStep rear bumper
    • Helps make it easier to get into and out of the pickup bed
    • Located at each end of the rear bumper
    • Textured step pads to help provide secure footing
  • Tailgate and bed rail protection caps
  • Cab-mounted cargo area lamps
    • Activated by switch located on center switch bank
    • Illuminates the cargo bed area
  • Front license plate bracket
    • Front bracket is included if displaying a front license plate is required in your state
  • Onyx Black
  • USB ports
    • 2 located on instrument panel1
  • 4.2" diagonal color Driver Information Center
    • Includes driver personalization, warning messages and vehicle information
  • 12-volt auxiliary rear power outlet
    • May require additional optional equipment
  • USB ports
    • Second row includes 2 USB charging-only ports1
  • Inside rearview auto-dimming mirror
    • Automatically dims the inside rearview mirror when it senses bright light from behind
    • When headlamp glare is no longer detected, the mirror returns to its normal state
  • Ventilated driver and front passenger seats
    • Separate buttons on the climate control panel allow you to choose from 3 levels of fan circulation
    • Individually controlled
    • Cooling feature includes both seatbacks and cushions
    • Includes heated front seating
    • May require additional optional equipment
  • Rear window defogger
    • Helps to keep your rear view clear of fog or frost
    • Utilizes a warming grid to help remove fog or frost from the rear window
  • Steering column lock control
    • Helps prevent theft by allowing the steering wheel to operate only with the proper key fob
    • May require additional optional equipment
  • Rear Seat Reminder
    • Helps to remind the driver to check the back seat(s) before leaving the vehicle1
    • Activates when rear doors are opened and closed up to 10 minutes before or anytime while your vehicle is on
    • Under certain conditions, once the vehicle is switched off, designed to sound 5 audible chimes and display a visual message within the Driver Information Center
    • Activates only once each time the vehicle is turned on and off, and would require re-activation on a second trip
  • Manual tilt and telescoping steering column
    • Allows the driver to adjust the steering wheel up or down, and the steering column forward or back
    • May require additional optional equipment
  • Front center console
    • Includes reconfigurable feature with cupholders, cell phone storage, power cord management and file holder capacity
    • May require additional optional equipment
  • Power windows with driver and front passenger express-up/down
    • Quickly raises the window or lowers it with the touch of a button
    • If obstruction is detected, the anti-pinch feature will auto-reverse
  • Steering-wheel mounted controls
    • Allow the driver to easily operate the audio system and phone interface controls
    • May require additional optional equipment
  • Up-level rear seat with storage package
    • Full-length bench seat
    • Seatback storage on left and right side
    • Center fold out armrest with 2 cupholders
    • Underseat storage (full cab width)
  • Carpeted floor covering
    • Color-keyed to match the interior
  • 120-volt power outlet
    • 3-prong auxiliary household-style outlet
    • Located on the instrument panel
    • Makes it convenient for powering laptops, phone chargers and other electronic devices
    • May require additional optional equipment
  • USB Ports (Inside Console with bucket seats), 2 also includes 1 SD card reader and auxiliary jack
  • Assist handles
    • Front A-pillar mounted for Driver and Passenger
    • Rear B-pillar mounted
  • Front bucket seats
    • May require additional optional equipment
  • Seat trim, Perforated leather-appointed front
  • Power windows with driver express-up/down
    • Quickly raises the window or lowers it with the touch of a button
    • If an obstruction is detected, the anti-pinch feature will auto-reverse
  • Compass
    • Located in instrument cluster
  • 10-way power driver seat with power lumbar
    • Moves the seat forward and back, and up and down
    • Tilt the seat cushion and seatbacks
  • GMC Connected Access capable
    • Subject to terms. See onstar.com or dealer for details.
    • May require additional optional equipment
  • Power door locks
    • Programmable
    • Allows you to lock and unlock doors easily whether it's from the driver or front passenger seat or from outside using the key fob (when equipped)
  • Cruise control
    • Maintains a selected speed while driving
    • Automatically disengages when the vehicle's traction control system needs to limit wheelspin on slippery surfaces or when the StabiliTrak® stability control system detects an oncoming skid
    • Set and resume speed functions
    • Steering-wheel mounted controls to easily maintain and manage cruising speed
  • 10-way power front passenger seat
    • Forward and back
    • Up and down
    • Tilt seat cushion back and upright
    • Recline seatback up and down
    • Includes 2-way power lumbar
  • Heated steering wheel
    • With the press of a button the steering wheel quickly heats up to provide additional comfort on a cold day
    • May require additional optional equipment
  • Theft-deterrent unauthorized entry system
    • Sounds the horn and flashes the turn signals when someone attempts to open the vehicle without the proper key or remote transmitter
    • Helps deter unauthorized entry, helping to protect your vehicle
    • May require additional optional equipment
  • Dual-zone automatic climate control
    • Automatically maintains the selected temperatures for both the driver and front passenger
    • Allows individual climate settings for both driver and front passenger
    • Driver and front passenger can choose a temperature up to 30 degrees difference
    • May require additional optional equipment
  • Power windows with rear express-down
    • May require additional optional equipment
  • Driver memory
    • Recalls 2 driver presets for 10-way power seat and outside mirrors
    • May require additional optional equipment
  • 120-volt box-mounted power outlet
    • 3-prong auxiliary household-style outlet
    • Located in the pickup bed
    • May require additional optional equipment
  • All-weather floor liners with AT4 logo
    • Includes AT4 logo insert on 1st row liners
    • Feature a rugged, anti-slip pattern that traps debris and water while providing optimum carpet coverage
    • Provides coverage for first and second-row seating
  • Outside temperature display
    • Located in infotainment display
  • Rear air vents
    • Provides cabin comfort for rear occupants
  • Heated driver and front outboard passenger seats
    • Separate buttons on the climate control panel allow you to choose from 3 levels of warmth
    • At the touch of a button you can warm the cushions and seatbacks with multilevel temperature control
    • Individually controlled
    • Seats can be programmed to automatically warm up when it's cold out
    • May require additional optional equipment
  • Heated rear outboard seats
    • At the touch of a button you can warm the cushions
    • Provide comfort in cold weather for passengers in the rear outboard seating positions
    • Passengers have their own controls to set the temperature
    • May require additional optional equipment
  • Leather-wrapped steering wheel
    • May require additional optional equipment
  • 12-volt auxiliary front power outlet
    • May require additional optional equipment
  • Jet Black with Kalahari Accents, Perforated leather-appointed front seat trim
  • In-vehicle Trailering App
    • Checklist1
    • Trailer light sequencing
    • Trailer maintenance reminders
    • Trailer security alerts
    • Trailer mileage
    • Tow/haul reminder
    • Trailer electrical diagnostics
    • Includes trailer tire pressure monitoring alert ONLY when (PTT) trailer tire pressure monitor system is factory ordered and sensors are installed
    • May require additional optional equipment
  • Red vertical recovery hooks
    • Two front frame-mounted1
  • Hill Descent Control
    • Uses antilock braking to help provide a smooth, controlled descent
    • Helps driver maintain control of the vehicle without depressing the brake pedal
    • Activates by pushing a button below the instrument panel
    • May require additional optional equipment
  • Skid plates
    • Help protect the front underbody, oil pan, differential case and transfer case
    • May require additional optional equipment
  • Pickup bed
    • Roll-formed high-strength steel
  • Brake pad wear indicator
  • Off-Road suspension
    • May require additional optional equipment
  • Automatic locking rear differential
    • When the differential senses a significant difference in wheel speed, it locks to turn both rear wheels in unison for added traction
    • The Eaton® Locker senses a difference in wheel speed of approximately 100 rpm
    • May require additional optional equipment
  • Autotrac® 2-speed transfer case with push button controls
    • 4-button control 2WD, Auto, 4WD, 4WD LO
    • 2WD High for most on-road and highway situations
    • 4WD High for snowy or wet roads when added traction is needed
    • 4WD Low for deep sand, mud or snow to provide maximum torque to all 4 wheels
    • When in AUTO mode, remains in 2WD mode until the system detects wheel slippage
      • Automatically engages 4WD until traction is regained
    • Neutral
      • ONLY used for towing vehicle (Dinghy tow & Dolly tow capability)- allows vehicle to roll freely
    • May require additional optional equipment
  • Digital Variable Steering Assist
    • This system automatically adjusts steering based on speed, road conditions, and other inputs to help reduce driver fatigue
  • Fully boxed frame
    • Hydroformed front section
    • High-strength steel
  • High-capacity air filter
    • Thick construction helps to trap more dirt before it can enter the air intake
    • May require additional optional equipment
  • 4-wheel antilock disc brakes
    • Help reduce wheel lockup and maintain steering control during hard braking on most slippery surfaces
    • DuraLife brake rotors feature a hardened surface to reduce corrosion and provide quieter braking with less vibration. DuraLife rotors are hardened and strengthened during the manufacturing process
    • Brake system features a corrosion-fighting process called Ferritic Nitro-Carburizing (FNC) which can double rotor life expectancy and reduce or minimize rust over non-FNC coated rotors
  • Integrated trailer brake controller
    • Integrated with the antilock brake system (ABS)
    • Helps provide measured brake force signaling to electric-controlled trailer brake systems
    • Trailer gain and output are displayed in the Driver Information Center
  • 170-amp alternator
    • May require additional optional equipment
  • Four wheel drive
  • Heavy-duty 720 cold-cranking amps battery
    • 80 Amp-hr
    • Maintenance-free with rundown protection and retained accessory power
    • May require additional optional equipment
  • Trailering wiring provisions for camper, 5th wheel and gooseneck trailer
    • For trailering fifth-wheel and gooseneck trailers
    • Includes additional 7-way wiring harness located at the rear of the pickup bed, attached to the rear frame cross member
  • Emissions, Federal requirements
  • X31 Off-Road Package
    • Off-Road suspension
    • Hill Descent Control
    • Skid plates
    • Twin-tube Rancho shocks
  • ProGrade Trailering System
    • Hitch Guidance with Hitch View1
    • In-vehicle Trailering App
  • Trailering Package
    • Trailer Hitch1
    • Trailering hitch platform
    • Includes a 2.5" receiver hitch (with 2" insert), 4-pin and 7-pin connectors
    • 7-wire electrical harness and 7-pin sealed connector for connecting your trailer's lights and brakes to your vehicle
    • May require additional optional equipment
  • AT4 Preferred Equipment Group includes standard equipment
  • Trailering Information Label
    • Provides max trailer ratings for tongue weight, conventional, gooseneck hitch and 5th wheel hitch
  • LED Daytime Running Lamps
    • Daytime Running Lamps automatically illuminate signature lighting
  • Hitch Guidance
    • Uses the Rear Vision Camera display to provide you with a guideline to help align your vehicle with a trailer1
    • Provides a camera view to briefly check the trailer when driving
  • Tire Pressure Monitoring System
    • Monitors the pressure in each tire and alerts you if there is a low-pressure condition in one or more of the tires1
    • Includes Tire Fill Alert1
  • 6 airbags
    • Dual-stage frontal airbags for driver and front outboard passenger1
    • Seat-mounted side-impact airbags for driver and front outboard passenger1
    • Head-curtain airbags for outboard seating positions1
    • Includes front outboard Passenger Sensing System for frontal outboard passenger airbag and illuminates a status light that indicates whether the airbag is on or off1
  • Hitch Guidance with Hitch View
    • Uses the Rear Vision Camera display to provide you with a guideline to help align your vehicle with a trailer1
    • Additional camera zoomed-in view
    • When Hitch View is in use, automatically applies parking brake when shifting from Reverse to Park
    • Also provides a camera view to briefly check the trailer when driving
    • May require additional optional equipment
  • OnStar® & GMC Connected Services capable
    • Terms and limitations apply. See onstar.com or dealer for details.
  • Teen Driver
    • This configurable feature lets you activate customizable vehicle settings associated with a key fob to help encourage better driving behavior1
    • It can limit certain vehicle features, and automatically turns on certain safety systems if vehicle is equipped1
    • An in-vehicle report card gives you information on driving habits and helps you to continue to coach your new driver1
  • HD Rear Vision Camera
    • When in Reverse at low speeds, provides you a high resolution view of the scene directly behind the vehicle on the Infotainment screen to help you park and avoid nearby objects1
    • Dynamic guidelines laid over the display image assist in parking maneuvers by showing the vehicle's path
    • Tailgate must be in the raised position for the Rear Vision Camera to operate properly
    • May require additional optional equipment
  • Trailer Tire Pressure and Temperature Sensors
    • Set of 4 sensors
    • Sensors will be shipped loose with the truck and will need to be installed on trailer by customer
    • Additional or replacement sensors are available as GM Accessory
    • System is capable of monitoring up to 6 wheels
    • May require additional optional equipment
  • DriveType
    • DriveType: Four Wheel Drive
  • Fuel Economy
    • City: 0 MPG
    • Hwy: 0 MPG
    • Combined: 0 MPG
  • Fuel System
    • Fuel System: Direct Injection
  • Fuel Tank Capacity
    • Fuel Tank Capacity: 36 gal
  • Fuel Type
    • Fuel Type: Gasoline Fuel
  • Horse Power
    • Horse Power: 401
  • Rear Wheel
    • Rear Wheel: Single
  • Trailering Capacity
    • Trailering Capacity: 14500 lbs
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May not represent actual vehicle. (Options, colors, trim and body style may vary)