2026 GMC Sierra 2500 HD SLT

  • New
MSRP
$72,534
$1,000 Purchase Allowance on this 2026 GMC Sierra 2500 HD modelDetails
-$1,000
Final Price
$71,534
Value Your Trade
LaRoche Buick GMC
Location Details
Call 979-353-1023
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    The overview

    Exterior Color
    Summit White
    Interior Color
    Jet Black, Perforated Leather-appointed front outb
    Transmission
    Automatic
    Drivetrain
    4WD
    Engine
    6.6L V8 Gas engine
    VIN
    1GT4UNE73TF352595
    Stock Number
    00066463
      • Basic: 3 Years/36,000 Miles
      • Corrosion: 3 Years/36,000 Miles, Rust-Through, 6 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
      • Maintenance: First Visit: 12 Months/12,000 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
      • Warranty: <<< Preliminary 2026 Warranty >>>
      • Max seating capacity: 6
      • Fuel System: Direct Injection
      • Fuel tank capacity: 36 gal
      • Horsepower: 401
      • Towing capacity: 16000 lbs
      • 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
      • 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
      • 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
      • Bose Premium Sound System:
        • 7-speakers with Richbass® woofer
        • Bose is renowned for expert sound engineering and high-quality audio and with premium speakers positioned throughout the cabin
        • May require additional optional equipment
      • 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
      • Wi-Fi® Hotspot capable:
        • Terms and limitations apply. See onstar.com or dealer for details.
        • May require additional optional equipment
      • Wireless phone projection:
        • For Apple CarPlay™1 and Android Auto™2
      • 18" LT275/70R18 all-terrain, blackwall spare tire:
        • May require additional optional equipment
      • 20" Bright face wheels with dark painted pockets
      • 20" LT275/65R20 all-terrain, blackwall tires
      • Animated LED Signature Tail lamps with Stop, turn and Reverse lamps:
        • LED taillamps with LED stop lights and animation
      • Animated LED projectors headlamps with LED turn signals and Daytime Running Lamps
      • Cab-mounted cargo area lamps:
        • Activated by switch located on center switch bank
        • Illuminates the cargo bed area
      • Cargo bed LED lighting:
        • Provides light to find cargo in the bed
        • May require additional optional equipment
      • Cargo tie-downs:
        • 12-fixed rated at 500 lbs. per corner
      • Cargo tie-downs (set of 4)
      • Chrome beltline moldings
      • Chrome door handles
      • Chrome front bumper:
        • May require additional optional equipment
      • Chrome mirror caps
      • Chrome rear bumper:
        • With integrated CornerSteps
        • 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
      • Deep-tinted glass:
        • Provides added protection from sun and glare
      • Front license plate bracket:
        • Front bracket is included if displaying a front license plate is required in your state
      • IntelliBeam:
        • At speeds above 25 mph, can automatically turn vehicle's high beams on and off according to surrounding traffic conditions1
      • LED fog lamps
      • Outside power-adjustable vertical trailering mirrors with power folding/extending auto-dimming driver and passenger upper glass:
        • Chrome mirror caps
        • AT4 and AT4X features high gloss Black 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
      • Rainsense automatic wipers:
        • When turned on, will automatically clear the windshield when sensors detect varying degrees of precipitation on the windshield
      • 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
      • 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
      • Smoked Amber LED roof marker lamps:
        • Roof-mounted lamps near the front of the cab
      • Spare tire carrier lock:
        • Helps keep spare tire secure
      • 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
      • Standard tailgate
      • Tailgate and bed rail protection caps
      • Tailgate with EZ Lift assist, power lock & release:
        • Hitch area lighting
        • May require additional optional equipment
      • 10-way power driver seat with power lumbar:
        • Includes 8-way power driver seat
        • Includes a 2-way power lumbar control
      • 10-way power front passenger seat:
        • Includes 8-way power front passenger seat
        • Includes a 2-way power lumbar control
      • 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
      • 120-volt box-mounted power outlet:
        • 3-prong auxiliary household-style outlet
        • Located in the pickup bed
        • May require additional optional equipment
      • 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
      • 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
      • All-weather floor liners:
        • Provides coverage for first and second-row seating
        • Feature a textured, anti-slip pattern that helps trap debris and water while providing carpet coverage
        • Include Brand logo
        • Replaces factory floor mats
      • Assist handles:
        • Front A-pillar mounted for Driver and Passenger
        • Rear B-pillar mounted
      • Carpeted floor covering:
        • Color-keyed to match the interior
      • Compass:
        • Located in instrument cluster
      • 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
      • Driver memory:
        • Press memory button 1 or 2 to program and recall preferences
        • 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
      • Front bucket seats:
        • May require additional optional equipment
      • Front carpeted floor mats:
        • Helps protect your interior from road debris and the elements
        • Color-keyed to match the interior
        • Denali models feature unique premium tufted carpeting
      • Front center console:
        • Includes reconfigurable feature with cupholders, cell phone storage, power cord management and file holder capacity
        • May require additional optional equipment
      • 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 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
      • 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
      • 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
      • 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
      • Outside temperature display:
        • Located in infotainment display
      • 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)
      • 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
      • 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
      • Power windows with rear express-down
      • 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
      • Rear air vents:
        • Provides cabin comfort for rear occupants
      • Rear carpeted floor mats:
        • Helps protect your interior from road debris and the elements
        • Color-keyed to match the interior
        • Denali models feature unique premium tufted carpeting
      • Rear window defogger:
        • Utilizes a warming grid to help remove fog or frost from the rear window
      • Remote Start:
        • Start your vehicle remotely and step into a comfortably warmed or cooled vehicle, depending on the weather and your preset preferences
        • Locks doors and turns on parking lamps while the engine is running
        • Activates the climate control system
      • Steering-wheel mounted controls:
        • Allow the driver to easily operate the audio system and phone interface controls
        • 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
      • USB ports:
        • (2) Charge ports located on rear of console1
      • USB ports:
        • (2) Data/charge ports located on instrument panel1
      • Up-level rear seat with storage package:
        • 60/40 Full-length folding bench seat
        • Seatback storage on left and right side
        • Center fold out armrest with 2 cupholders
        • Underseat storage (full cab width)
      • 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
        • May require additional optional equipment
      • Wireless Charging:
        • Uses induction technology for select portable electronic devices1
        • Convenient charging location
        • Customers can charge their smartphones while they drive without connecting to any cables
        • May require additional optional equipment
      • Wrapped steering wheel
      • 10,850 lbs. GVWR:
        • When properly equipped; includes weight of vehicle, passengers, cargo and equipment
      • 10-speed automatic transmission:
        • Tow/Haul mode reduces shift cycling for better control and improved cooling when towing or hauling heavy loads
        • Electronically controlled with overdrive
        • Auto Grade Braking that automatically downshifts when needed to enable engine braking, helping to slow the vehicle on downhill grades and reduce brake wear (operates in Tow/Haul mode)
      • 170-amp alternator:
        • May require additional optional equipment
      • 3.73 rear axle ratio:
        • Requires a gas engine
      • 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
      • 6.6L V8 Gas engine:
        • 401 hp [299 kW] @ 5200 rpm
        • 464 lb-ft of torque [629 N-m] @ 4000 rpm
        • 3.73 rear axle ratio
        • Paired with an Allison® 10-speed automatic transmission
        • Capless fuel fill
      • Air filtration monitoring:
        • Alerts the driver when the engine air filter needs replacement
      • 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
      • 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
        • May require additional optional equipment
      • Brake pad wear indicator
      • Capless fuel fill:
        • Prevents paint scratches that can result from a tethered fuel cap
        • Creates a tight seal around the fuel-pump nozzle when the nozzle is fully inserted
        • Requires gasoline engine
      • Digital Variable Steering Assist:
        • This system automatically adjusts steering based on speed, road conditions, and other inputs to help reduce driver fatigue
      • External auxiliary transmission oil cooler:
        • Heavy-duty air-to-oil cooler
        • Helps provides optimal transmission performance even when operating under a heavy load or towing a trailer
        • May require additional optional equipment
      • External engine oil cooler:
        • Heavy-duty air-to-oil cooler
        • Helps extend engine oil life under heavy loads
      • Fully boxed frame:
        • Hydroformed front section
        • High-strength steel
      • Heavy-Duty Air Filter:
        • Thick construction helps to trap more dirt before it can enter the air intake
      • Heavy-duty 720 cold-cranking amps battery:
        • 80 Amp-hr
        • Maintenance-free with rundown protection and retained accessory power
        • May require additional optional equipment
      • 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
      • In-Vehicle Trailering App:
        • Checklist1
        • 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
      • 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
      • Pickup bed:
        • Roll-formed high-strength steel
        • Includes bed assist step
      • Push Button Start
      • Skid plates:
        • Help protect the front underbody, oil pan and transfer case
        • May require additional optional equipment
      • Heavy Duty Front Spring / Camper Package
      • ProGrade Trailering System:
        • Hitch Guidance with Hitch View
        • In-vehicle Trailering App
      • SLT Convenience Package:
        • Bucket seats
        • Center console
        • Ventilated front seats
        • USB ports1 in center console
        • LED roof marker lamps
        • Wireless Charging2
        • Bose®3 Premium Sound System with Richbass® woofer
      • Sierra HD Pro Safety:
        • Forward Collision Alert1
        • Following Distance Indicator1
        • Front Pedestrian Braking1
        • IntelliBeam
        • Lane Departure Warning1
        • Buckle to Drive
        • Automatic Emergency Braking1
      • 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
      • X31 Off-Road Package:
        • Off-Road suspension
        • Hill Descent Control
        • Skid plates
        • Twin-tube Rancho shocks
        • X31 hard badge
        • May require additional optional equipment
      • LED Daytime Running Lamps
      • Signature LED Daytime Running Lamps
      • 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
      • 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
      • 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
      • 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
      • 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
      • Hitch View:
        • Shows a close-up view of the trailer hitch1
        • In Reverse, the view can be used to line up your hitch to your trailer
        • When driving, the view can be used to check your trailer hitch
        • Shifting to Park automatically engages the Electric Parking Brake (if equipped)
        • May require additional optional equipment
      • 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
      • 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
      • OnStar® services capable:
        • See onstar.com for details and limitations. Services vary by model. Service plan required.
      • Rear Seat Belt Indicator
      • 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
      • 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
      • Trailering Information Label:
        • Provides max trailer ratings for tongue weight, conventional, gooseneck hitch and 5th wheel hitch
      • 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
      • 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
      • StabiliTrak, electronic stability control system with traction control:
        • Automatically helps enhance control, particularly during emergency maneuvers, by adjusting the brakes and engine torque to help you stay on your intended path
        • Activates when vehicle sensors detect a difference between the driver's intended path and the direction the vehicle is actually travelling
        • Includes Traction Control that detects wheel slippage and applies brake pressure and/or reduces engine power to help the driver maintain control when accelerating on wet or snow-covered roads
        • Includes Brake Assist which detects rapid brake pedal applications due to emergency braking situations and provides additional braking via the Antilock Brake System (ABS) module
        • Includes Trailer Sway Control
        • Hill Start Assist
      You won't want to miss this excellent value!

      This is an exceptional vehicle at an affordable price! Top features include heated front seats, a rear step bumper, a trailer hitch, and more. It features four-wheel drive capabilities, a durable automatic transmission, and a powerful 8 cylinder engine.

      We'd also be happy to help you arrange financing for your vehicle. Come on in and take a test drive!

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      LaRoche Buick GMC 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.

          1Dealer Discount applied to everyone