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Used 2024 GMCSierra 2500HD AT4 Crew Cab Pickup

    Exterior Color
    Thunderstorm Gray
    Interior Color
    Jet Black With Kalahari Accents
    Odometer
    45,823 miles
    Body/Seating
    Crew Cab Pickup/5 seats
    Transmission
    10-Speed A/T
    Drivetrain
    Four Wheel Drive
    Engine
    6.6 Liter
    VIN
    1GT49PE77RF277602
    Stock Number
    RF277602
    GMC Sierra 2500HD
    • CARFAX 1-Owner Fair Value Badge

    Highlighted Features

    • Lane departure
    • Leather upholstery
    • Automatic temperature control
    • Power moonroof
    • Premium audio system
    • Wireless phone connectivity
    • Parking sensors
    • Exterior parking camera front
    • Exterior parking camera left
    • Exterior parking camera right
    • Exterior parking camera rear
    • Front dual zone A/C

    Included Packages & Accessories

    • Federal Emissions Requirements
    • 3.73 Rear Axle Ratio
    • Radio: AM/FM Stereo with Premium GMC Infotainment System
    • Transmission: Allison 10-Speed Automatic
    • Wheels: 20" High Gloss Black 8 Spokes Aluminum
    • Front License Plate Kit
    • Gooseneck/5th Wheel Prep Package
    • Preferred Equipment Group 4SB
    • Sierra HD Pro Safety
    • Forward Collision Alert
    • Following Distance Indicator
    • Front Pedestrian Braking
    • IntelliBeam Automatic High Beam on/Off
    • Lane Departure Warning
    • Buckle to Drive
    • Automatic Emergency Braking
    • Safety Alert Seat
    • Rear Cross Traffic Alert
    • Trailer Side Blind Zone Alert
    • Wireless Phone Projection
    • Bose Premium 7-Speaker Sound System
    • SiriusXM with 360L
    • Floor-Mounted Center Console
    • Electric Rear-Window Defogger
    • Push Button Start
    • Remote Vehicle Starter System
    • Keyless Open and Start
    • Front Premium Floor Liners with Removable Carpet Insert
    • Rear Premium Floor Liners with Removable Carpet Insert
    • OnStar and GMC Connected Services Capable
    • GMC Connected Access Capable
    • 120-Volt Instrument Panel Power Outlet
    • 120-Volt Bed Mounted Power Outlet
    • 2 Charge-Only Rear USB Ports
    • 2 USB Ports
    • 2 Charge/Data USB Ports Inside Center Console
    • Spray-on Bedliner with AT4 Logo
    • HD Surround Vision
    • Bed View Camera with Two Trailer Camera Provisions
    • Trailer Cam Provisions and Trailer Viewing Software
    • Heated Driver and Front Outboard Passenger Seats
    • Ventilated Driver and Front Passenger Seats
    • Heated 2nd Row Outboard Seats
    • Deep-Tinted Glass
    • Gloss Black Header Grille and Grille Insert Bars
    • Steering Wheel Audio Controls
    • Manual Tilt-Wheel/Telescoping Steering Column
    • LED Cargo Area Lighting
    • Unauthorized Entry Theft-Deterrent System
    • Power Front Passenger Windows with Express Up/Down
    • Wireless Charging
    • Ultrasonic Front and Rear Park Assist
    • Rear Wheelhouse Liners
    • Front Rain-Sensing Wipers
    • X31 Off-Road Package
    • Hill Descent Control
    • Skid Plates
    • Off-Road Suspension
    • Integrated Trailer Brake Controller
    • ProGrade Trailering System
    • Hitch Guidance with Hitch View
    • in-Vehicle Trailering System App
    • Engine: 6.6L V8 with Direct Injection and Variable Valve Timing
    • Heavy-Duty 80 Amp Battery
    • GVWR: 10,850 lbs
    • 2-Speed Active Transfer Case
    • Power Sliding Rear Window with Defogger
    • Power Sunroof
    • Technology Package
    • Inside Rearview Auo-Dimming Rear Camera Mirror
    • Multicolor 15" Diagonal Head-Up Display
    • Adaptive Cruise Control
    • AT4 Premium Plus Package
    • AT4 Preferred Package
    • Universal Home Remote
    • LED Smoked Amber Roof Marker Lamps
    • Off-Road High Clearance Step
    • Tires: LT275/65R20 AT BW
    • LT275/70R18 AT BW Spare Tire

    Included Packages & Options

    • AT4 Premium Plus Package$4,070
      • AT4 Preferred Package
      • Power Sunroof
      • Technology Package
      • Off-Road High Clearance Step
    • Technology Package$1,275
      • Inside Rearview Auo-Dimming Rear Camera Mirror
      • Multicolor 15" Diagonal Head-Up Display
    • AT4 Preferred Package$905
      • Universal Home Remote
      • Power Sliding Rear Window with Defogger
      • LED Smoked Amber Roof Marker Lamps
      • Adaptive Cruise Control
    • Preferred Equipment Group 4SB
      • Sierra HD Pro Safety
      • Safety Alert Seat
      • Rear Cross Traffic Alert
      • Trailer Side Blind Zone Alert
      • Wireless Phone Projection
      • Bose Premium 7-Speaker Sound System
      • SiriusXM with 360L
      • Floor-Mounted Center Console
      • Electric Rear-Window Defogger
      • Push Button Start
      • Remote Vehicle Starter System
      • Keyless Open and Start
      • Front Premium Floor Liners with Removable Carpet Insert
      • Rear Premium Floor Liners with Removable Carpet Insert
      • OnStar and GMC Connected Services Capable
      • GMC Connected Access Capable
      • 120-Volt Instrument Panel Power Outlet
      • 120-Volt Bed Mounted Power Outlet
      • 2 Charge-Only Rear USB Ports
      • 2 USB Ports
      • 2 Charge/Data USB Ports Inside Center Console
      • Spray-on Bedliner with AT4 Logo
      • HD Surround Vision
      • Bed View Camera with Two Trailer Camera Provisions
      • Trailer Cam Provisions and Trailer Viewing Software
      • Heated Driver and Front Outboard Passenger Seats
      • Ventilated Driver and Front Passenger Seats
      • Heated 2nd Row Outboard Seats
      • Deep-Tinted Glass
      • Gloss Black Header Grille and Grille Insert Bars
      • Steering Wheel Audio Controls
      • Manual Tilt-Wheel/Telescoping Steering Column
      • LED Cargo Area Lighting
      • Unauthorized Entry Theft-Deterrent System
      • Power Front Passenger Windows with Express Up/Down
      • Wireless Charging
      • Ultrasonic Front and Rear Park Assist
      • Rear Wheelhouse Liners
      • Front Rain-Sensing Wipers
      • X31 Off-Road Package
      • Integrated Trailer Brake Controller
      • ProGrade Trailering System
      • Engine: 6.6L V8 with Direct Injection and Variable Valve Timing
      • 2-Speed Active Transfer Case
    • Sierra HD Pro Safety
      • Forward Collision Alert
      • Following Distance Indicator
      • Front Pedestrian Braking
      • IntelliBeam Automatic High Beam on/Off
      • Lane Departure Warning
      • Buckle to Drive
      • Automatic Emergency Braking
    • Engine: 6.6L V8 with Direct Injection and Variable Valve Timing
      • Heavy-Duty 80 Amp Battery
      • GVWR: 10,850 lbs
    • Tires: LT275/65R20 AT BW
      • LT275/70R18 AT BW Spare Tire
    • ProGrade Trailering System
      • Hitch Guidance with Hitch View
      • in-Vehicle Trailering System App
    • X31 Off-Road Package
      • Hill Descent Control
      • Skid Plates
      • Off-Road Suspension
    Included Options
    • Federal Emissions Requirements
    • 3.73 Rear Axle Ratio
    • Radio: AM/FM Stereo with Premium GMC Infotainment System
    • Transmission: Allison 10-Speed Automatic
    • Wheels: 20" High Gloss Black 8 Spokes Aluminum
    • Front License Plate Kit
    • Gooseneck/5th Wheel Prep Package$545

    Standard Specifications

    • 1-touch down
    • 1-touch up
    • Adaptive Cruise Control
    • Air conditioning
    • Auto-dimming rearview mirror
    • Automatic temperature control
    • Driver door bin
    • Driver vanity mirror
    • Front beverage holders
    • Front dual zone A/C
    • Garage door transmitter
    • Heated steering wheel
    • Illuminated entry
    • Memory seat
    • Moonroof sunshade: manual
    • Overhead console
    • Passenger door bin
    • Passenger vanity mirror
    • Power moonroof
    • 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
    • Transparent trailer view
    • Alloy wheels
    • Front anti-roll bar
    • Front wheel independent suspension
    • Power steering
    • Single rear wheels
    • Speed-sensing steering
    • Tires: all-terrain
    • 1st row LCD monitors: 2
    • AM/FM radio: SiriusXM with 360L
    • Premium audio system: Premium GMC Infotainment System
    • Primary LCD size: 13.4"
    • Smart device integration: Apple CarPlay/Android Auto
    • Speaker type: Bose
    • Speakers: 7
    • Steering wheel mounted audio controls
    • 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
    • Cylinder configuration: V-8
    • Drive type: four-wheel
    • Engine liters: 6.6L
    • Engine location: front
    • Fuel tank capacity: 36.0gal.
    • Hybrid traction battery type: none
    • Manual-shift auto
    • Mode select transmission
    • Rear locking differential
    • Transmission: 10 speed automatic
    • Variable valve control
    • Ground clearance (min): 257mm (10.1")
    • 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
    • Trailer hitch
    • Trailer sway control
    • Turn signal indicator mirrors
    • Engine displacement: 6.6 L
    • Exterior body width: 2,079mm (81.8")
    • Exterior height: 2,027mm (79.8")
    • Exterior length: 6,369mm (250.8")
    • Front headroom: 1,093mm (43.0")
    • Front hiproom: 1,554mm (61.2")
    • Front legroom: 1,131mm (44.5")
    • Front shoulder room: 1,677mm (66.0")
    • Rear headroom: 1,019mm (40.1")
    • Rear hiproom: 1,530mm (60.2")
    • Rear legroom: 1,102mm (43.4")
    • Rear shoulder room: 1,659mm (65.3")
    • Turning radius: 8.0m (26.3')
    • Wheelbase: 4,039mm (159.0")
    • Appearance: digital/analog
    • Auto high-beam headlights
    • Blind spot: Trailer Side Blind Zone Alert warning
    • Compass
    • Configurable
    • Delay-off headlights
    • Exterior parking camera cargo
    • 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
    • Heads up display
    • Lane departure: Lane Departure Warning warning
    • Low tire pressure warning
    • Oil pressure gauge
    • Outside temperature display
    • Parking sensors: UltraSonic 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 Alert warning
    • Security system
    • Traction control

    Standard Features

    • AT4 Preferred Package
    • Power Sunroof
    • Technology Package
    • Off-Road High Clearance Step
    • Inside Rearview Auo-Dimming Rear Camera Mirror
    • Multicolor 15" Diagonal Head-Up Display
    • Universal Home Remote
    • Power Sliding Rear Window with Defogger
    • LED Smoked Amber Roof Marker Lamps
    • Adaptive Cruise Control
    • Sierra HD Pro Safety
    • Safety Alert Seat
    • Rear Cross Traffic Alert
    • Trailer Side Blind Zone Alert
    • Wireless Phone Projection
    • Bose Premium 7-Speaker Sound System
    • SiriusXM with 360L
    • Floor-Mounted Center Console
    • Electric Rear-Window Defogger
    • Push Button Start
    • Remote Vehicle Starter System
    • Keyless Open and Start
    • Front Premium Floor Liners with Removable Carpet Insert
    • Rear Premium Floor Liners with Removable Carpet Insert
    • OnStar and GMC Connected Services Capable
    • GMC Connected Access Capable
    • 120-Volt Instrument Panel Power Outlet
    • 120-Volt Bed Mounted Power Outlet
    • 2 Charge-Only Rear USB Ports
    • 2 USB Ports
    • 2 Charge/Data USB Ports Inside Center Console
    • Spray-on Bedliner with AT4 Logo
    • HD Surround Vision
    • Bed View Camera with Two Trailer Camera Provisions
    • Trailer Cam Provisions and Trailer Viewing Software
    • Heated Driver and Front Outboard Passenger Seats
    • Ventilated Driver and Front Passenger Seats
    • Heated 2nd Row Outboard Seats
    • Deep-Tinted Glass
    • Gloss Black Header Grille and Grille Insert Bars
    • Steering Wheel Audio Controls
    • Manual Tilt-Wheel/Telescoping Steering Column
    • LED Cargo Area Lighting
    • Unauthorized Entry Theft-Deterrent System
    • Power Front Passenger Windows with Express Up/Down
    • Wireless Charging
    • Ultrasonic Front and Rear Park Assist
    • Rear Wheelhouse Liners
    • Front Rain-Sensing Wipers
    • X31 Off-Road Package
    • Integrated Trailer Brake Controller
    • ProGrade Trailering System
    • Engine: 6.6L V8 with Direct Injection and Variable Valve Timing
    • 2-Speed Active Transfer Case
    • Forward Collision Alert
    • Following Distance Indicator
    • Front Pedestrian Braking
    • IntelliBeam Automatic High Beam on/Off
    • Lane Departure Warning
    • Buckle to Drive
    • Automatic Emergency Braking
    • Heavy-Duty 80 Amp Battery
    • GVWR: 10,850 lbs
    • LT275/70R18 AT BW Spare Tire
    • Hitch Guidance with Hitch View
    • in-Vehicle Trailering System App
    • Hill Descent Control
    • Skid Plates
    • Off-Road Suspension

    Dealer Notes

    • At4 Premium Plus Package
    • Lpo; Off-Road High Clearance Steps
    • Technology Package
    • Sunroof; Power
    • At4 Preferred Package
    • Sun/Moonroof
    • Gooseneck / 5Th Wheel Prep Package -- Hitch Platform To Accept Gooseneck Or 5Th Wheel Hitch.
    • Leather Seats
    • Thunderstorm Gray
    • Navigation System
    • Keyless Start
    • Heads-Up Display
    • Cooled Front Seat(S)
    • Adaptive Cruise Control
    • At4 Preferred Equipment Group
    • Audio System; 13.4" Diagonal Premium Gmc Infotainment System With Google Built In Apps Such As Navigation And Voice Assistance
    • Emissions; Federal Requirements
    • Engine; 6.6L V8
    • Gvwr; 10;850 Lbs. (4921 Kg)
    • Jet Black With Kalahari Accents; Perforated Front Leather Seat Trim
    • Lamps; Smoked Amber Roof Marker; (Led)
    • License Plate Kit; Front; Incandescent Lighting
    • Multicolor 15" Diagonal Head-Up Display
    • Rear Axle; 3.73 Ratio
    • Rear Camera Mirror
    • Seats; Front Bucket
    • Tires; Lt275/65R20 All-Terrain; Blackwall
    • Transmission; Allison 10-Speed Automatic
    • Universal Home Remote
    • Wheels; 20" (50.8 Cm) High Gloss Black Aluminum Wheels
    • Window; Power; Rear Sliding With Rear Defogger


    This vehicle includes a Money-Back Guarantee* and passed our precise inspection process. Best of all the price you see is the price you pay. No haggling. No back and forth. No pressure. And this price is so good it is guaranteed. *Money-Back Guarantee is valid for 5 days or 250 miles, whichever comes first. Subject to certain terms and conditions. See store for details. Some restrictions apply.

    2024 GMC Sierra 2500HD AT4 Premium OffRoad Luxury, 1Owner, Immaculate Condition Step into serious heavyduty capability with this 2024 GMC Sierra 2500HD AT4 , a truck that blends rugged offroad performance with premium comfort and cuttingedge technology. This is a CARFAX 1Owner , Coloradoowned truck with no accidents or damage reported , great reliability , and a consistent service history. [CARFAX Veh...77RF277602 | PDF] With less than 40,000 miles , this AT4 has been exceptionally cared for, featuring premium packages, powerful V8 performance, and advanced safety technologyideal for towing, jobsite demands, outdoor adventure, or daily driving. Key Highlights CARFAX 1Owner Colorado truck [CARFAX Veh...77RF277602 | PDF] No accidents or damage reported [CARFAX Veh...77RF277602 | PDF] Great Reliability rating with low likelihood of repairs and regular oil changes [CARFAX Veh...77RF277602 | PDF] 39,285 miles last reported [CARFAX Veh...77RF277602 | PDF] 6.6L Gas V8 paired with the Allison 10speed automatic [HGDQXT~1 | PDF] 4x4 Crew Cab with premium offroad equipment Recently serviced: Oil & filter change , coolant flush , radiator replaced , and multiple maintenance inspections [CARFAX Veh...77RF277602 | PDF] AT4 OffRoad & Performance Features This Sierra AT4 is built to go anywhere and tow anything: Skid plates , heavyduty air cleaner, and offroad traction modes [HGDQXT~1 | PDF] Autolocking rear differential and 2speed Autotrac transfer case [HGDQXT~1 | PDF] Allterrain tires and AT4 red recovery hooks [HGDQXT~1 | PDF] Trailer Brake Controller , HD Trailering Package, and Trailer Side Blind Zone Alert [HGDQXT~1 | PDF] This truck also includes the Gooseneck / 5thWheel Prep Package with stamped bed holes and a 7pin harnessperfect for heavy towing. [HGDQXT~1 | PDF] Premium Interior & Comfort Inside, the AT4 Premium Plus cabin gives you highend comfort and technology: Heated & ventilated front bucket seats + heated rear outer seats [HGDQXT~1 | PDF] Premium Bose sound system [HGDQXT~1 | PDF] 13.4 GMC infotainment system with Google BuiltIn, wireless Apple CarPlay & Android Auto [HGDQXT~1 | PDF] 12.3 digital driver display + multicolor HeadUp Display [HGDQXT~1 | PDF] Heated, wrapped steering wheel with memory driver seat & mirrors [HGDQXT~1 | PDF] Dualzone climate control + premium floor liners [HGDQXT~1 | PDF] Power sunroof and power sliding rear window (Premium Plus Package) [HGDQXT~1 | PDF] Advanced Safety & Driver Assistance Equipped with GMCs latest hightech safety systems: Forward Collision Alert & Automatic Emergency Braking Lane Departure Warning & Following Distance Indicator HD Surround Vision camera system Rear Cross Traffic Alert & Trailer Side Blind Zone Alert Front & Rear Park Assist Safety Alert Seat & Teen Driver Mode [HGDQXT~1 | PDF] Exterior & Utility Enhancements AT4 High Clearance Steps (Premium Plus) [HGDQXT~1 | PDF] Sprayon bedliner with AT4 logo [HGDQXT~1 | PDF] MultiPro Tailgate LED projector headlights with animated sequences Powerfolding, heated towing mirrors with autodim [HGDQXT~1 | PDF] LED cargo lighting , roof marker lamps, and rear window defogger Finished in Thunderstorm Gray , a premium paint option. [HGDQXT~1 | PDF] Service History (Recent) This AT4 has seen consistent and thorough maintenance: Oil & filter changes: multiple times, including 03/13/2025 and 05/28/2024 [CARFAX Veh...77RF277602 | PDF] Coolant flush & radiator replaced on 05/01/2025 [CARFAX Veh...77RF277602 | PDF] Tires rotated , multiple dealer inspections, nitrogen fills ongoing from GMC service records [CARFAX Veh...77RF277602 | PDF] Latest service at 39,285 miles on 09/24/2025 [CARFAX Veh...77RF277602 | PDF] Exceptional care = exceptional truck. Why This Sierra 2500HD AT4 Is a Great Buy Premium Plus & Technology Packages included Loaded with luxury + rugged AT4 capability 1Owner, clean history, great reliability Strong maintenance record Ideal for towing, offroading, and daily comfort

    KBB.com Consumer Reviews

    Kelley Blue Book - KBB.com
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      AutoNation 1Price
      $64,799

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      10743 E Arapahoe Rd
      Directions Centennial, CO 80112-3809

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        * MSRP is the Manufacturer's Suggested Retail Price (MSRP) of the vehicle. It does not include any taxes, fees or other charges. Pricing and availability may vary based on a variety of factors, including options, dealer, specials, fees, and financing qualifications. Consult your dealer for actual price and complete details. Vehicles shown may have optional equipment at additional cost. * Pricing provided may vary significantly between website and dealer as a result of supply chain constraints. Pricing shown is non-binding and does not constitute an offer. Contact your dealer for updated vehicle pricing. * The estimated selling price that appears after calculating dealer offers is for informational purposes, only. You may not qualify for the offers, incentives, discounts, or financing. Offers, incentives, discounts, or financing are subject to expiration and other restrictions. See dealer for qualifications and complete details. * Images, prices, and options shown, including vehicle color, trim, options, pricing and other specifications are subject to availability, incentive offerings, current pricing and credit worthiness. * In transit means that vehicles have been built, but have not yet arrived at your dealer. Images shown may not necessarily represent identical vehicles in transit to your dealership. See your dealer for actual price, payments and complete details.

        Accessories and color may vary. Quoted price subject to change without notice to correct errors or omissions. New vehicle pricing may already include applicable manufacturer incentives which may expire at any time. Manufacturer incentive data and vehicle features is provided by third parties and believed to be accurate as of the time of publication. Please contact the store by email or phone for details and availability of incentives. Dealer delivery and handling fee of $799 included in quoted price. Sales tax or other taxes, tag, registration fees, and government fees are not included in quoted price.

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        Displayed MPG is based on applicable EPA mileage ratings. Use for comparison purposes only. Your actual mileage will vary, depending on how you drive and maintain your vehicle, driving conditions, battery pack age/condition (hybrid models only) and other factors.