Brown Buick GMC of Eagle Pass

2026 GMC Sierra 2500 HD SLE



In Stock
  • $1,000 SAVINGS
    $75,479 Brown Price

  • MSRP: $76,479
    • -$1,000
  • Brown Price $75,479
  • SAVINGS: $1,000
    • Add. Offers you may Qualify For:
    • -$500
    • -$500
  • *Please Note: We turn our inventory daily, please check with the dealer to confirm vehicle availability.

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Vehicle Information

VIN: 1GT4UMEY4TF315803
Stock #: 13817
Model Code: TK20743
  • Condition New
  • Body Style Crew Cab
  • Exterior Color Coastal Dune
  • Interior Color Jet Black, Cloth Seat Trim
  • Engine 6.6L Duramax Turbo-Diesel V8 engine
  • Transmission Automatic
  • Fuel Type Diesel Fuel

Highlighted Features

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

Dealer Comments

Contact Brown Chevrolet Buick GMC of Eagle Pass today for information on dozens of vehicles like this 2026 GMC Sierra 2500 HD SLE. This GMC includes: Optional Equipment: Safety and Security Hill Descent Control (HDC) Cab clearance lights Security system LED front fog lights Safety Unauthorized Entry Theft-Deterrent System Security system Convenience MultiPro Tailgate tailgate Keyfob remote start Diesel exhaust fluid (def) gauge Low level warning for oil, coolant, fuel, washer fluid, brake fluid and diesel exhaust fluid (DEF) Rear window defroster Integrated tailgate step Smart device remote start Comfort Heated driver and front passenger seats Driver seat with 2-way power lumbar Automatic climate control Dual-zone front climate control Manual telescopic steering wheel Heated steering wheel Transmission 10-Speed Automatic Transmission Exterior and Appearance 3 underbody skid plates Spray-in pickup bed liner Non-metallic paint Exterior badging Chrome hub wheel covers Spare tire mounted on the frame or chassis 5th wheel and gooseneck prep 20 x 8.5-inch front and rear machined w/painted accents aluminum wheels Front license plate bracket Seating 10-Way Power Driver Seat Adjuster with Lumbar Driver seat with 8-way directional controls Driver seat with 2-way power lumbar Driver seat power reclining, lumbar support, cushion tilt, fore/aft control and height adjustable control Heated Driver and Front Outboard Passenger Seats Heated driver and front passenger seats Mechanical 11,350 lbs (5,148 Kg) GVWR Hill Descent Control Hill Descent Control (HDC) Capped Fuel Fill Powertrain and Mechanical Engine block heater Engine retarder system Off-road ride suspension Rancho shock absorbers Intercooled turbo Tires & Wheels LT275/65R20 AT BW Tires LT275/65SR20 AT BSW front and rear tires 20 Bright Face Wheels with Dark Painted Pockets Chrome hub wheel covers 20 x 8.5-inch front and rear machined w/painted accents aluminum wheels LT275/70R18 AT BW Spare Tire Full-size spare tire with steel wheel Exterior Electric Rear-Window Defogger Rear window defroster Spray-On Pickup Bedliner with GMC Logo Spray-in pickup bed liner Front License Plate Kit Front license plate bracket LED Smoked Amber Roof Marker Lamps Cab clearance lights GMC MultiPro Tailgate MultiPro Tailgate tailgate EZ Lift EZ Lower Integrated tailgate step Winter Grille Cover LED Fog Lamps LED front fog lights In-car Entertainment 36 month satellite trial subscription AM/FM/SiriusXMsatellite Additional Options SLE Convenience Package Cab clearance lights Driver seat with 8-way directional controls Driver seat with 2-way power lumbar Automatic climate control Air conditioning - Yes Dual-zone front climate control Manual tilting steering wheel Manual telescopic steering wheel Driver seat power reclining, lumbar support, cushion tilt, fore/aft control and height adjustable control LED front fog lights SLE Value Package Spray-in pickup bed liner Cab clearance lights Heated driver and front passenger seats Driver seat with 8-way directional controls Driver seat with 2-way power lumbar Automatic climate control Air conditioning - Yes Dual-zone front climate control Keyfob remote start Security system Manual tilting steering wheel Manual telescopic steering wheel Heated steering wheel Rear window defroster Driver seat power reclining, lumbar support, cushion tilt, fore/aft control and height adjustable control LED front fog lights Smart device remote start X31 Off-Road Package Off-road ride suspension Rancho shock absorbers Hill Descent Control (HDC) 3 underbody skid plates Exterior badging Full-size spare tire with steel wheel Spare tire mounted on the frame or chassis Inclinometer LT265/70QR17 AT BSW front and rear tires Preferred Equipment Group 3SA Front mounted engine Regular unleaded Spark ignition system Longitudinal mounted engine Iron engine block Aluminum cylinder head Heavy-duty lead acid battery Battery run down protection Electronic transfer case shift Automatic Emergency Braking pre

All Features

  • SiriusXM Trial Subscription
  • Wireless phone projection
    • For Apple CarPlay1 and Android Auto2
  • Wi-Fi® Hotspot capable
    • Terms and limitations apply. See onstar.com or dealer for details.
    • May require additional optional equipment
  • 13.4" diagonal GMC Premium Infotainment System with Google built-in
    • 13.4" diagonal GMC Premium Infotainment System with Google built-in, includes multi-touch display, AM/FM/SiriusXM1 radio capable
    • Bluetooth®®2 streaming audio for music and select phones
    • Wireless Apple CarPlay capability for compatible phones3
    • Wireless Android Auto capability for compatible phones4
    • Customize and manage entertainment and vehicle feature setting
    • Use, control and manage select smartphone apps through the Infotainment system
    • Voice-activated technology for phone
  • SiriusXM with 360L Trial Subscription
    • With your trial subscription, new GM vehicles equipped with SiriusXM with 360L advance in-car technology will bring you closer to your favorite stars, artists, creators, hosts and athletes1
    • SiriusXM with 360L transforms your ride with our most extensive and personalized radio experience on the road that lets you enjoy ad-free music, talk and news, live sports, comedy, podcasts and more
    • Experience SiriusXM wherever you go in your vehicle and on the SiriusXM app with personalization features to make discovering your perfect entertainment easier than ever before
  • 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
  • 6-speaker audio system
    • Speakers are positioned throughout the cabin for outstanding sound quality and an enjoyable listening experience
  • 3 Years SiriusXM
    • Includes ad-free music, plus talk, sports, comedy, news, podcasts and more1
    • Enjoy channels curated by DJs, personalities, and tastemakers
    • Access all your favorite entertainment to enjoy in-vehicle and on the SiriusXM app
  • Chrome front bumper
    • May require additional optional equipment
  • Deep-tinted glass
    • Provides added protection from sun and glare
  • Body-color door handles
  • Side Bed Step
    • 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
  • Chrome rear bumper
    • With integrated CornerSteps
    • May require additional optional equipment
  • Cab-mounted cargo area lamps
    • Activated by switch located on center switch bank
    • Illuminates the cargo bed area
  • Grille (Chrome surround with Chrome insert bars.)
  • Black outside power-adjustable vertical trailering mirrors
    • Lower convex mirrors
    • Heated upper glass
    • Integrated turn signal indicators
    • Manual folding/extending
    • Extends 3.31-inches
    • May require additional optional equipment
  • Spare tire carrier lock
    • Helps keep spare tire secure
  • Animated LED projectors headlamps with LED turn signals and Daytime Running Lamps
  • IntelliBeam
    • At speeds above 25 mph, can automatically turn vehicle's high beams on and off according to surrounding traffic conditions1
  • Cargo tie-downs
    • 12-fixed rated at 500 lbs. per corner
  • Chrome beltline moldings
  • Tailgate with EZ Lift assist, power lock & release
    • Hitch area lighting
    • May require additional optional equipment
  • 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
  • LED tail lamps
  • Tailgate and bed rail protection caps
  • GMC MultiPro Tailgate
    • Six function tailgate designed to help improve loading, unloading and accessing the cargo box
    • Hitch area lighting
    • Power lock and release
    • May require additional optional equipment
  • 20" LT275/65R20 all-terrain, blackwall tires
  • LED fog lamps
  • Winter Grille Cover
    • May require additional optional equipment
  • 18" LT275/70R18 all-terrain, blackwall spare tire
    • May require additional optional equipment
  • Coastal Dune
  • 20" Bright face wheels with dark painted pockets
  • Front license plate bracket
    • Front bracket is included if displaying a front license plate is required in your state
  • 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
    • Does not include spray-on liner on tailgate due to Black composite inner panel
    • Includes GMC logo on all trims except PRO
  • Smoked Amber LED roof marker lamps
    • Roof-mounted lamps near the front of the cab
  • Carpeted floor covering
    • Color-keyed to match the interior
  • 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 audible chimes and display a visual message within the driver display
    • Activates only once each time the vehicle is turned on and off, and would require re-activation on a second trip
  • 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
  • Power windows with rear express-down
  • Power windows with front passenger express-down
    • Quickly lowers the window with the touch of a button
    • If an obstruction is detected, the anti-pinch feature will auto-reverse
  • Inside rearview manual day/night mirror
    • Adjust the tilt of the mirror to help reduce glare during nighttime driving
  • 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
  • Seat trim, Cloth
  • Keyless Open and Start
    • With the key fob in your possession, lock and unlock your car's doors by pressing the button on a front exterior door handle, increasing convenience
    • Lockout protection helps you avoid locking keys in the vehicle
  • Power door locks
    • 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)
  • Front rubberized-vinyl floor mats
    • Helps protect your interior from road debris and the elements
    • May require additional optional equipment
  • 40/20/40 split-bench front seat with under-seat storage
    • Seating for up to 3
    • Driver and front passenger seatbacks recline
    • Head restraints at the outboard seating positions
    • Center seatback that doubles as a fold-down armrest with storage
  • 60/40 split-folding rear bench seat
    • Includes child seat top tether anchor
    • Can fold one or both sides up
  • 4-way manual front passenger seat
  • Single-zone manual climate control
    • Maintains a selected temperature
  • 12.3" diagonal color Driver Information Center
    • Includes driver personalization, warning messages and vehicle information
    • Replaces traditional analog gauges with fully reconfigurable high definition cluster layout
    • High definition display provides crisp, premium appearance
  • Assist handles
    • Front A-pillar mounted for Driver and Passenger
    • Rear B-pillar mounted
  • USB ports
    • (2) Charge ports located on rear of console1
  • Steering-wheel mounted controls
    • Allow the driver to easily operate the audio system and phone interface controls
    • May require additional optional equipment
  • 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
  • 13.4" diagonal GMC Premium Infotainment System with Google built-in
    • 13.4" diagonal GMC Premium Infotainment System with Google built-in, includes multi-touch display, AM/FM/SiriusXM1 radio capable
    • Bluetooth®®2 streaming audio for music and select phones
    • Wireless Apple CarPlay capability for compatible phones3
    • Wireless Android Auto capability for compatible phones4
    • Customize and manage entertainment and vehicle feature setting
    • Use, control and manage select smartphone apps through the Infotainment system
    • Voice-activated technology for phone
  • USB ports
    • (2) Data/charge ports located on instrument panel1
  • 120-volt box-mounted power outlet
    • 3-prong auxiliary household-style outlet
    • Located in the pickup bed
    • May require additional optional equipment
  • Rear air vents
    • Provides cabin comfort for rear occupants
  • Wrapped steering wheel
  • Outside temperature display
    • Located in infotainment display
  • Rear rubberized-vinyl floor mats
    • Helps protect your interior from road debris and the elements
    • May require additional optional equipment
  • 4-way manual driver seat
  • 10-way power driver seat with power lumbar
    • Includes 8-way power driver seat
    • Includes a 2-way power lumbar control
  • 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
  • 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
  • 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
  • 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
  • Jet Black, Cloth seat trim
  • 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
  • Rear window defogger
    • Utilizes a warming grid to help remove fog or frost from the rear window
  • 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
  • Heavy-Duty Air Filter
    • Thick construction helps to trap more dirt before it can enter the air intake
  • Brake pad wear indicator
  • Electronic shift 2-speed transfer case with push button controls
    • System shift smoothly between drive settings to handle a variety of road conditions
    • 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
    • May require additional optional equipment
  • Fully boxed frame
    • Hydroformed front section
    • High-strength steel
  • Push Button Start
  • 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
  • Steering
    • Recirculating Ball with smart flow power steering system
  • Black vertical recovery hooks
    • Two front frame-mounted1
  • Pickup bed
    • Roll-formed high-strength steel
    • Includes bed assist step
  • Four wheel drive
  • 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
  • Off-Road suspension
    • May require additional optional equipment
  • Heavy-duty dual batteries with 1460 cold-cranking amps
    • 70 Amp-hr
    • Maintenance-free with rundown protection and retained accessory power
    • May require additional optional equipment
  • 11,350 lbs. GVWR
    • When properly equipped; includes weight of vehicle, passengers, cargo and equipment
  • 220-amp alternator
    • May require additional optional equipment
  • Emissions, Federal requirements
  • 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 and transfer case
    • May require additional optional equipment
  • Gooseneck / 5th Wheel Prep Package
    • Hitch platform to accept Gooseneck or 5th wheel hitch
    • Hitch platform with tray to accept ball and stamped box holes with caps installed
    • Box mounted 7-pin trailer harness
    • May require additional optional equipment
  • 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
    • Hitch Guidance2
    • May require additional optional equipment
  • Sierra HD Pro Safety
    • Forward Collision Alert1
    • Following Distance Indicator1
    • Front Pedestrian Braking1
    • IntelliBeam
    • Lane Departure Warning1
    • Buckle to Drive
    • Automatic Emergency Braking1
  • SLE Preferred Equipment Group includes standard equipment
  • SLE Heat package
    • Heated driver and passenger seats
    • Heated steering wheel
  • Remote Start Package
    • Remote Start
    • Content theft alarm
    • Rear-window defogger
  • X31 Off-Road Package
    • Off-Road suspension
    • Hill Descent Control
    • Skid plates
    • Twin-tube Rancho shocks
    • X31 hard badge
    • May require additional optional equipment
  • SLE Convenience package
    • Dual climate control
    • 10-way power driver seat including power lumbar
    • Manual tilt/telescoping steering column
    • LED roof marker lamps
    • LED fog lights
  • SLE Value Package
    • Only available on Crew Cab and Double Cab models
    • SLE Convenience package
    • Spray-on bedliner
    • SLE Heated package
    • Remote Start Package
  • Option/package discount
  • LED Daytime Running Lamps
  • Signature LED Daytime Running Lamps
  • Lane Departure Warning
    • Alerts you when it detects that you are unintentionally drifting out of detected lane lines1
    • System alerts do not occur if you're using your turn signal, or it detects you may be intentionally leaving your lane
  • Forward Collision Alert
    • Warns you if it detects a potential collision with a detected vehicle you're following so you can take action1
    • Can also provide a tailgating alert if you're following a vehicle much too closely
  • 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
  • Seat Belt Adjustable Guide Loops
    • Front row only
  • Teen Driver
    • Helps encourage safe driving habits for teens by providing an in-vehicle report card1
    • Activates certain safety systems, if equipped, when a Teen Driver-designated key fob is used
    • Mutes the radio until the front-seat occupants fasten their seat belts
  • Trailering Information Label
    • Provides max trailer ratings for tongue weight, conventional, gooseneck hitch and 5th wheel hitch
  • OnStar Basics
    • Drive confidently with core OnStar services including1
      • Remote commands
      • Built-in voice assistance
      • Real-time traffic and navigation
      • Automatic Crash Response to help if you're in need
  • Tire Pressure Monitoring System with Tire Fill Alert
    • Monitors tire pressure and alerts of an under-inflated condition in one or more of the tires1
    • Provides visual and audible alerts outside the vehicle when inflating an under inflated tire to the recommended tire pressure
  • Buckle to Drive
    • Helps remind the driver to buckle their seat belt before driving by preventing the vehicle from being shifted out of PARK temporarily when the driver's seat belt is not buckled
    • The feature also reminds the front passenger to buckle up, if equipped
  • Following Distance Indicator
    • Displays the following time in seconds between your vehicle and a detected vehicle in front of you1
    • Designed to help you maintain a safe following distance
  • Hitch Guidance
    • When in Reverse, displays a centered guideline on the Rear Vision Camera view1
    • Can help you line up the hitch to your trailer
    • When driving, lets you check the trailer using Rear Vision Camera view
  • HD Rear Vision Camera
    • Shows high-resolution digital image of area directly behind your vehicle while in Reverse1
    • Can help you park or avoid vehicles and objects
    • You can also display an overlay of where your vehicle is heading
    • Tailgate must be in the raised position for the HD Rear Vision Camera to operate properly
    • May require additional optional equipment
  • OnStar® services capable
    • See onstar.com for details and limitations. Services vary by model. Service plan required.
  • Rear Seat Belt Indicator
  • Front Pedestrian Braking
    • At speeds between 5 and 50 mph, can help you avoid or reduce the severity of a collision with a pedestrian it detects directly in front of you1
    • Provides pedestrian alerts and can automatically provide hard emergency braking or enhance driver's hard braking
    • Limited nighttime and low visibility performance
  • Automatic Emergency Braking
    • Can help you avoid or reduce the severity of a collision with a detected vehicle you're following using camera technology1
    • Can automatically provide hard emergency braking or enhance your hard braking
    • Works at speeds between 5 and 50 mph

SLE Value Package;

    Gooseneck / 5th Wheel Prep Package -- Hitch platform to accept Gooseneck or 5th Wheel hitch.

      X31 Off-Road Package


        • 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: Diesel Fuel
        • Horse Power
          • Horse Power: 470
        • Rear Wheel
          • Rear Wheel: Single
        • Trailering Capacity
          • Trailering Capacity: 18500 lbs

        Warranty

        • Corrosion: 3 Years/36,000 Miles Rust-Through 6 Years/100,000 Miles
        • Roadside Assistance: 5 Years/60,000 Miles 3.0L & 6.6L Duramax® Turbo-Diesel Engines, And Certain Commercial, Government, And Qualified Fleet Vehicles: 5 Years/100,000 Miles
        • Drivetrain: 5 Years/60,000 Miles 3.0L & 6.6L Duramax® Turbo-Diesel Engines, And Certain Commercial, Government, And Qualified Fleet Vehicles: 5 Years/100,000 Miles
        • Warranty: <<< Preliminary 2026 Warranty >>>
        • Basic: 3 Years/36,000 Miles
        • Maintenance: First Visit: 12 Months/12,000 Miles
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        The Manufacturer's Suggested Retail Price excludes tax, title, license, dealer fees and optional equipment. Dealer sets final price.