New 2026 GMC Sierra 3500 HD SLE

VIN 1GT4UTEY9TF129409 Stock Number 260131

MSRP - Total Vehicle Price $79,765
Net Price $80,054
Shortline Savings $500
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        Current Offers
    
    Specifications

Current Offers

    MSRP - Total Vehicle Price

    $79,765

D&H1
            Dealer Handling Fee
        
+ $789
Purchase Allowance2
            25-40ACB-11: Purchase Allowance
        
- $500

        Net Price
        $80,054
        
        Shortline Savings
        $500
        
    Other Offers You May Qualify For
    GM First Responder Offer3
            25-17-11: GM First Responder Offer
        
- $500
GM Military Offer4
            25-16-13: GM Military Offer
        
- $500

        Available Specials
         
4.9% APR for 48 Months for Well-Qualified Buyers When Financed w/ GM Financial5
            25-40G-11: For Well-Qualified Buyers When Financed w/ GM Financial
        
Click here for more offer information
        1Plus tax, fees, license. Subject to prior sale. WAC
2Not available with special financing, lease and some other offers. Must take new retail delivery by 11/03/2025.
3Must be a current Firefighter, Police, EMT/Paramedic, or 911 Dispatcher. First Responders employed by federal, state or municipal governments may be subject to restrictions that limit their ability to accept this offer. Accordingly, this offer is void unless permitted by applicable federal, state and municipal laws, regulations, rules, ordinances, policies, codes of conduct, and other directives or standards regarding ethics and gift acceptance by the applicable federal, state or municipal employees. By accepting this offer, you verify that doing so complies with all laws, regulations, policies or other restrictions regarding ethics or gift acceptance that apply to you. Eligible participants are able to sponsor their spouse. At participating dealers only. Visit gmfirstresponderappreciation.com for program eligibility details and for a list of eligible vehicles. Not available with some other offers. Must provide authorization number to participating dealer prior to or at time of vehicle delivery to receive offer. Must take new retail delivery by 01/02/2026.
4Eligible military personnel includes Active Duty members, Reservists, National Guard members, Veterans and Retirees of the U.S. Army, Navy, Air Force, Marine Corps and Coast Guard. Eligible participants are able to sponsor their spouse. At participating dealers only. Visit gmmilitaryappreciation.com for program eligibility details and for a list of eligible vehicles. Not available with some other offers. Must provide authorization number to participating dealer prior to or at time of vehicle delivery to receive offer. Must take new retail delivery by 01/02/2026.
54.9% APR for 48 months for well-qualified buyers when financed w/GM Financial. Monthly payment is $22.98 for every $1000 you finance. Average example down payment is 10.0%. Not available with leases and some other offers. Must take new retail delivery by 11/03/2025.
    
Specifications
Stock Number
260131
VIN

1GT4UTEY9TF129409

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Vehicle at a glance

    Fuel Economy
    
        *
    
    N/A city /
        N/A hwy
    
MileageN/A
Transmission10-Speed A/T
Exterior ColorSummit White
Interior ColorJet Black Cloth Seat Trim
Engine Data6.6L 8 cyl

Vehicle Description

Summit White 2026 GMC Sierra 3500HD SLE 4WD 10-Speed Automatic Duramax 6.6L V8 Turbodiesel

Shortline has been helping auto shoppers in the Denver metro area since 1987! Whether it is a new SUV or truck, or a clean preowned vehicle, Shortline works hard to provide the best value in the region.

THIS VEHICLE INCLUDES THE FOLLOWING FEATURES AND OPTIONS: Assist Step & Floor Liner Package (LPO) (All-Weather Floor Liners (LPO)), Cloth Rear Seat w/Storage Package, Gooseneck/5th Wheel Prep Package (Spray-On Pickup Bedliner w/GMC Logo), Hitch Package (LPO), Preferred Equipment Group 3SA (120-Volt Bed Mounted Power Outlet, 120-Volt Instrument Panel Power Outlet, 2 Charge-Only Rear USB Ports, 2 Charge/Data USB Ports, 2-Speed Electronic Shift Transfer Case, 4-Way Manual Driver Seat Adjuster, Chrome Surround Grille w/Chrome Insert Bars, Deep-Tinted Glass, Keyless Open & Start, Push Button Start, SiriusXM w/360L Trial Subscription, Steering Wheel Audio Controls, and Wireless Phone Projection), Preferred Package (Adaptive Cruise Control, Hitch Guidance w/Hitch View, LED Cargo Area Lighting, Power Sliding Rear Window w/Defogger, and Universal Home Remote), Remote Start Package (Electric Rear-Window Defogger, Remote Vehicle Starter System, and Unauthorized Entry Theft-Deterrent System), Sierra HD Pro Safety Plus Package (Bed View Camera w/2 Trailer Camera Provisions, HD Surround Vision, Rear Cross Traffic Alert, Trailer Camera Provisions, Trailer Side Blind Zone Alert, and Ultrasonic Front & Rear Park Assist), SLE Convenience Package (10-Way Power Driver Seat Adjuster w/Lumbar, Dual-Zone Automatic Climate Control, LED Fog Lamps, LED Smoked Amber Roof Marker Lamps, and Manual Tilt-Wheel/Telescoping Steering Column), SLE Heated Package (Heated Driver & Front Outboard Passenger Seats and Heated Steering Wheel), SLE Value Package, Suspension Package, 18" Machined Aluminum Wheels, 4-Way Manual Passenger Seat Adjuster, 4-Wheel Disc Brakes, 6 Speakers, 6-Speaker Audio System Feature, 6" Rectangular Chromed Tubular Assist Steps (LPO), ABS brakes, Air Conditioning, Alloy wheels, AM/FM radio: SiriusXM with 360L, Auto High-beam Headlights, Auto-Dimming Inside Rear-View Mirror, Automatic Emergency Braking, Body Color Wheel Arch Moldings (LPO), Brake assist, Buckle to Drive, Bumpers: chrome, Cargo Tie-Down Rings (Set of 4) (LPO), Cloth Seat Trim, Compass, Delay-off headlights, Driver door bin, Driver vanity mirror, Dual 220-Amps Primary/170-Amps Aux Alternators, Dual front impact airbags, Dual front side impact airbags, Electronic Stability Control, Emergency communication system: OnStar Services capable, Engine Block Heater, Exhaust Brake, Exterior Parking Camera Rear, Following Distance Indicator, Forward Collision Alert, Front 40/20/40 Split-Bench Seats w/Lockable Storage, Front anti-roll bar, Front Center Armrest w/Storage, Front License Plate Kit, Front Pedestrian Braking, Front reading lights, Front wheel independent suspension, Fully automatic headlights, GMC Premium 13.4" Diagonal Information Display, Heated door mirrors, Heavy-Duty 80 Amp-Hr Battery, High Idle Switch, Illuminated entry, In-Vehicle Trailering App, IntelliBeam Automatic High Beam On/Off, Lane Departure Warning System, Low tire pressure warning, Occupant sensing airbag, Outside temperature display, Overhead airbag, Overhead console, Panic alarm, Passenger door bin, Passenger vanity mirror, Perimeter Lighting, Pickup Bed, Power door mirrors, Power steering, Power windows, Power-Adjustable Black Outside Mirrors, Premium audio system: Premium GMC Infotainment System, Radio: AM/FM w/Premium GMC Infotainment System, Rear reading lights, Rear step bumper, Remote keyless entry, Set of 4 Wheel Locks (LPO), Speed control, Split folding rear seat, Steering wheel mounted audio controls, Tachometer, Tilt steering wheel, Traction control, Trip computer, Turn signal indicator mirrors, Variably intermittent wipers, Voltmeter, and Winter Grill

GM Accessories at Shortline

Exterior
Interior
Entertainment
Mechanical
Safety
Package
Warranty
Options

Exterior

    Chrome front bumper, May require additional optional equipment
  
    Standard tailgate
  
    Deep-tinted glass, Provides added protection from sun and glare
  
    Body-color door handles
  
    Chrome rear bumper, With integrated CornerSteps May require additional optional equipment
  
    Spare tire carrier lock, Helps keep spare tire secure
  
    Stainless-steel beltline moldings
  
    18" machined aluminum wheels with Dark Grey metallic accents
  
    IntelliBeam, At speeds above 25 mph, can automatically turn vehicle's high beams on and off according to surrounding traffic conditions
  
    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
  
    Cargo tie-downs, 12-fixed rated at 500 lbs. per corner
  
    Tailgate with EZ Lift assist, power lock & release, Hitch area lighting May require additional optional equipment
  
    Animated LED projectors headlamps with LED turn signals and Daytime Running Lamps
  
    18" LT275/70R18E all-terrain, blackwall tires
  
    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
  
    18" LT275/70R18 all-terrain, blackwall spare tire, May require additional optional equipment
  
    LED signature taillamp, with LED stop and reverse light
  
    Tailgate and bed rail protection caps
  
    LED fog lamps
  
    Winter Grille Cover, May require additional optional equipment
  
    Cargo bed LED lighting, Provides light to find cargo in the bed May require additional optional equipment
  
    Cargo tie-downs (set of 4)
  
    Body color wheel arch moldings, Available in (Summit White, White Frost Tricoat, Onyx Black, Volcanic Red Tintcoat or Sterling Metallic)
  
    6" Chrome assist steps, Steps make it easier to get in and out of your vehicle Textured step pads help provide secure footing May require additional optional equipment
  
    Black outside power-adjustable vertical trailering mirrors with power folding/manual extending auto-dimming driver upper glass, Lower convex mirrors Heated upper glass Integrated turn signal indicators Puddle lamps Perimeter lighting Auxiliary lighting Extends 3.31-inches May require additional optional equipment
  
    Front license plate bracket, Front bracket is included if displaying a front license plate is required in your state
  
    Smoked Amber LED roof marker lamps, Roof-mounted lamps near the front of the cab
  
    Wheel locks, Includes 4 locks and 1 key
  
    Power sliding rear window with rear defogger, Utilizes a warming grid to remove fog or frost from the rear window The window switch is conveniently located in the overhead console for easy 1-touch operation May require additional optional equipment
  
    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
  
Interior

    Carpeted floor covering, Color-keyed to match the interior
  
    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
  
    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
  
    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
  
    Outside temperature display, Located in infotainment display
  
    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
  
    4-way manual front passenger seat
  
    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
  
    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
  
    Compass, Located in instrument cluster
  
    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
  
    Rear rubberized-vinyl floor mats, Helps protect your interior from road debris and the elements May require additional optional equipment
  
    Assist handles, Front A-pillar mounted for Driver and Passenger Rear B-pillar mounted
  
    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
  
    10-way power driver seat with power lumbar, Includes 8-way power driver seat Includes a 2-way power lumbar control
  
    Adaptive Cruise Control, Automatically follows a detected vehicle ahead at a driver-selected following gap¹ If no vehicle is detected in your path, works like regular cruise control You can always override the feature and take control Adaptive Cruise Control is compatible with Trailering. It is important to ensure your trailer has functioning brakes while trailering with heavier loads. Read your Owner's Manual to review Trailer Brake requirements and to learn more about the limitations of this system.
  
    Universal Home Remote, 3-channel programmable Conveniently activates compatible devices such as garage door openers, security systems, and home automation devices from inside your vehicle May require additional optional equipment
  
    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
  
    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
  
    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
  
    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
  
    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
  
    Cloth rear seat with storage package, 60/40 folding bench, Seats 3 Includes child seat top tether anchors Can fold one or both sides up Seatback storage on left and right side Center fold out armrest with 2 cupholders Underseat storage
  
    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
  
    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
  
Entertainment

    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
  
    Wireless phone projection, For Apple CarPlay™¹ and Android Auto™²
  
    6-speaker audio system, Speakers are positioned throughout the cabin for outstanding sound quality and an enjoyable listening experience
  
Mechanical

    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
  
    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
  
    Heavy-Duty Air Filter, Thick construction helps to trap more dirt before it can enter the air intake
  
    External engine oil cooler, Heavy-duty air-to-oil cooler Helps extend engine oil life under heavy loads
  
    Brake pad wear indicator
  
    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
  
    Pickup bed, Roll-formed high-strength steel Includes bed assist step
  
    Suspension Package, Designed to help maintain handling and ride quality while towing a trailer or carrying a load
  
    Steering, Recirculating Ball with smart flow power steering system
  
    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
  
    Air filtration monitoring, Alerts the driver when the engine air filter needs replacement
  
    Black vertical recovery hooks, Two front frame-mounted¹
  
    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
  
    Dual, 220 amp primary and 170 auxiliary amp alternators, May require additional optional equipment
  
    6.6L Duramax Turbo-Diesel V8 engine, 470 hp [350.5 kW] @ 2800 rpm 975 lb-ft of torque [1322 Nm] @ 1600 rpm 3.42 rear axle ratio Exhaust brake Engine block heater Capped fuel fill Paired with an Allison® 10-speed automatic transmission Diesel Exhaust Fluid (DEF) fill located in fuel door Engine after run feature for cooling performance 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
  
    Engine block heater, Helps ease cold weather starts Heats the engine and engine block fluids
  
    12,100 lbs. GVWR, When properly equipped; includes weight of vehicle, passengers, cargo and equipment
  
    High idle switch, Runs the engine in High Idle mode, holding the engine at approximately 1200 rpm Operates using the cruise control buttons on the steering wheel High Idle mode is deactivated when you turn off the truck or before you drive off May require additional optional equipment
  
    Capped fuel fill, Requires diesel engine or pickup bed delete
  
    Diesel exhaust brake, Reduces the amount of conventional braking needed while towing a heavy trailer or driving downhill Uses the variable vanes in the turbocharger to smoothly and quietly create additional back pressure in the engine to help slow the vehicle Works with the transmission's Tow/Haul mode and Auto Grade Braking to help the driver maintain the desired speed even on long, steep downgrades Switch activated May require additional optional 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) May require additional optional equipment
  
    Heavy-duty 730 cold-cranking amps battery, 70 Amp-hr Maintenance-free with rundown protection and retained accessory power
  
    3.42 rear axle ratio, Requires a diesel engine
  
Safety

    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
  
    LED Daytime Running Lamps
  
    Signature LED Daytime Running Lamps
  
    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
  
    Rear Seat Belt Indicator
  
    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
  
    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
  
    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
  
    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
  
    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
  
    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
  
    OnStar® services capable, See onstar.com for details and limitations. Services vary by model. Service plan required.
  
    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
  
    OnStar Basics, Drive confidently with core OnStar services including¹ Remote commands Built-in voice assistance Real-time traffic and navigation Automatic Crash Response
  
    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
  
    Trailer Side Blind Zone Alert, Provides visual side-mirror alerts when a moving vehicle is detected in a side blind zone that is extended to trailer lengths¹ May require additional optional equipment
  
    Rear Cross Traffic Alert, When in Reverse, warns you of detected vehicles crossing behind you¹ May require additional optional equipment
  
    Trailering camera provisions, Includes connector for accessory wiring harness
  
    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
  
    HD Surround Vision, Provides selectable digital camera views of the area around your vehicle¹ Can help you park or avoid vehicles and objects¹ You can also display a guideline to show where your vehicle is heading¹ Tailgate must be in the raised position for the HD Rear Vision Camera to operate properly Requires Auxiliary Trailer Camera if one of the following camera views is desired: Transparent Trailer, Rear Trailer View, Picture-in-Picture or Inside Trailer View May require additional optional equipment
  
    Front and Rear Park Assist, Provides alerts of nearby detected vehicles and objects in front of or behind your vehicle¹ These can help you park and avoid collisions May require additional optional equipment
  
    Bed View Camera, Camera in the Center High Mount Stop Lamp (CHMSL) provides an elevated view of the truck bed from the back of the cab¹ Allows driver to see inside the cargo bed on the infotainment display to help with 5th wheel or gooseneck hitching and to check cargo Includes 2 Trailer Camera Provisions May require additional optional equipment
  
Package

    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 Value Package, Only available on Crew Cab and Double Cab models SLE Convenience package Spray-on bedliner Heated package Remote Start Package
  
    Sierra HD Pro Safety Plus Package, Trailer Side Blind Zone Alert¹ Rear Cross Traffic Alert¹ Front and rear park assist¹ Bed View Camera (Crew Cab and Double Cab models) HD Surround Vision¹ (Crew Cab and Double Cab models) Trailer Camera Provisions (Crew Cab and Double Cab models) Rear Park Assist¹ on SLE models In Vehicle Trailering App on SLE models Safety Alert Seat on SLT May require additional optional equipment
  
    Gooseneck Hitch Package, Gooseneck ball Chain tiedown kit with case May require additional optional equipment
  
    Assist Step and Floor Liner Package, All-weather floor liners Choice of assist step 6" Chrome rectangular tubular assist step or 4" Chrome round tubular assist step
  
    SLE Preferred Package, Universal Home Remote (Crew Cab and Double Cab only) Rear sliding power window (Crew Cab and Double Cab only) Hitch Guidance with Hitch View¹ In-vehicle Trailering App Adaptive Cruise Control¹ Cargo bed LED lighting May require additional optional equipment
  
    Heat Package, Heated driver and front passenger seats Heated steering wheel May require additional optional equipment
  
    Remote Start Package, Remote Start Content theft alarm Rear-window defogger
  
    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
  
Warranty

    Corrosion: 3 Years/36,000 Miles, Rust-Through, 6 Years/100,000 Miles
  
    Roadside Assistance: 5 Years/60,000 Miles, 3.0L & 6.0L 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 & 6.0L 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
  
Options

    LPO, Hitch Package
  
    Rear axle, 3.42 ratio
  
    Engine, Duramax 6.6L Turbo-Diesel V8, B20-Diesel compatible
  
    Mirrors, outside power-adjustable vertical trailering with heated and auto-dimming upper glass
  
    Alternators, dual, 220-amps primary, 170-amps auxiliary
  
    LPO, Wheel locks, set of 4
  
    LPO, Assist step and floor liner package
  
    High idle switch
  
    LPO, Body color wheel arch moldings
  
    Gooseneck / 5th Wheel Prep Package
  
    LPO, Cargo tie-down rings, set of 4
  
    GVWR, 12,100 lbs. (5488 kg) with single rear wheels
  
    Sierra HD Pro Safety Plus Package
  
    Preferred Package
  
    SLE Value Package
  
    Emissions, Federal requirements
  
    Transmission, 10-speed automatic
  
Similar Vehicles

Similar Vehicles

        New
        2025
        
        GMC
        Sierra 3500 HD
        SLT
        1GT4UUEY5SF260101
        GMC
    
    Net Price
    
        $82,379
        
    MSRP - Total Vehicle Price
    
        $86,840
        
View Details

        81 photos
    
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        Car price includes Dealer Handling of $789.00. Tax, title, and license are extra. WAC Some offers may not be available with special finance or lease offers. Vehicle delivery is available along the Colo. Front Range from Ft. Collins to Colo. Springs with Management approval.  No out-of-state deliveries are available at this time and will require customer to consult with a 3rd party transportation company to facilitate any vehicle delivery. Shortline Key Policy: Shortline pre-owned vehicles come standard with one key. If more than one key is received from the previous owner, it is included. Additional keys, as well as dealer-installed accessories, may be purchased at the time of sale. * Although every reasonable effort has been made to ensure the accuracy of the information contained on this site, absolute accuracy cannot be guaranteed. This site, and all information and materials appearing on it, are presented to the user "as is" without warranty of any kind, either express or implied, including but not limited to the implied warranties of merchantability, fitness for a particular purpose, title or non-infringement. Please Note: Preowned vehicle equip. listed is the configuration of the vehicle as originally sold. Items such as XM & other services, original tires, and removable accessories (such as cargo nets/mats) are unlikely to still be on the vehicle. All vehicles are subject to prior sale. Price does not include applicable tax, title, and license. Clear Bra Protection on every new vehicle $599; GMC Hummer $1295. Not responsible for typographical errors. Used vehicles may be subject to un-repaired mfr. recalls. Please check the National Highway Traffic Safety Administration website for current recall info. before purchasing. For Recall Lookup please visit: https://www.nhtsa.gov/recalls. Any new/used vehicle sold with Hail Discount included in sale price is sold as-is and will include unrepaired hail damage. 

        All Vehicles
        MPG estimates on this website are EPA estimates; your actual mileage may vary.  For used vehicles, MPG estimates are EPA estimates for the vehicle when it was new.  The EPA periodically modifies its MPG calculation methodology; all MPG estimates are based on the methodology in effect when the vehicles were new (please see the Fuel Economy portion of the EPAs website for details, including a MPG recalculation tool).

        The features and options listed are for the new 2026 GMC Sierra 3500 HD and may not apply to this specific vehicle.

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If you are looking for an GMC auto dealer near you with a 2026 GMC Sierra 3500 HD on sale, come to Shortline Buick GMC and $ave $$$ today! GMC shoppers from Aurora, Parker, Highlands Ranch, Littleton, and Centennial find the best deals are in AURORA, CO.  Shortline has been providing the best deals on autos in Denver since 1987! Shortline has a huge selection of new Buicks, new GMC's, used cars and trucks, Certified Pre-Owned vehicles and also provides Certified Service, Auto Parts, and a full service Collision Center.

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