Used 2026 GMC Sierra HD for sale in Lafayette

VIN: 1GT4UZEY9TF305670

Lafayette, LA 1,654 km away

Cars under $100,000

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Vehicle Details

Unknown

Automatic

4WD

Diesel

6.6L Duramax Turbo-Diesel V8 eng

Unknown

Pickup

Owners

Make GMC

Model Sierra HD

Year 2026

Trim AT4X

Series 2500

Engine Cylinders 8

Body Class Pickup

What was with this car history VIN 1GT4UZEY9TF305670?

Popular features

SiriusXM Trial Subscription

May require additional optional equipment

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 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

System operation that is completely independent of the interior audiosystem

3.5mm and USB inputs for audio playbacks

A custom ABS baffle with full gasket sealing

A weatherproof amplifier hidden in the tailgate

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

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

Opens over the first row at the push of a button

Retracts into the roof

Offers tilt and slide features with express-open and -close

Provides added protection from sun and glare

Textured step pads help provide secure footing

Retracts when not in use

Deploy Running Board mode for car wash cleaning

LED perimeter lighting

When turned on will automatically clear the windshield when sensors detect varying degrees of precipitation on the windshield

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

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

Provides light to find cargo in the bed

Black beltline moldings

Roof-mounted lamps near the front of the cab

Activated by switch located on center switch bank

Illuminates the cargo bed area

Helps keep spare tire secure

Body-color front bumper

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

High gloss Black mirror caps

Animated LED projectors headlamps with LED turn signals and Daytime Running Lamps

18" LT305/70R18 MT spare tire

With integrated CornerSteps

18" LT305/70R18 MT tires

12-fixed rated at 500 lbs. per corner

LED taillamps with LED stop lights and animation

Grille (Gloss Black header and grille insert bars with Dark Nickel inserts.)

Help protect your truck's rear wheelhouse area from damage caused by dirt rocks mud road salt and the weather

Hitch area lighting

Body-color door handles

Tailgate and bed rail protection caps

Six function tailgate designed to help improve loading unloading and accessing the cargo box

Power lock and release

LED fog lamps

18" machined aluminum wheel with High Gloss Black accents

Summit White

Provides cabin comfort for rear occupants

With the press of a button the steering wheel quickly heats up to provide additional comfort on a cold day

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.

3-prong auxiliary household-style outlet

Located on the instrument panel

Makes it convenient for powering laptops phone chargers and other electronic devices

Soft supple leather trim adds comfort to your drive

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

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

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

The feature also allows brightness vertical tilt and zoom adjustments

Press memory button 1 or 2 to program and recall preferences

Quickly raises the window or lowers it with the touch of a button

If obstruction is detected the anti-pinch feature will auto-reverse

Multi-color 15" diagonal Head-Up Display

Can select key vehicle information to display including an off-road inclinometer

Adjustable vertical position and brightness of the display

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

Seat trim Full Grain Leather

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

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)

Premium front floor liners with removable carpet insert

16-way power passenger seat with power lumbar and massage

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

Front A-pillar mounted for Driver and Passenger

Rear B-pillar mounted

Allow the driver to easily operate the audio system and phone interface controls

16-way power driver seat with power lumbar and massage

If an obstruction is detected the anti-pinch feature will auto-reverse

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

Convenient charging location

Customers can charge their smartphones while they drive without connecting to any cables

Located in instrument cluster

Premium rear floor liners with removable carpet insert

3-channel programmable

Conveniently activates compatible devices such as garage door openers security systems and home automation devices from inside your vehicle

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)

Power windows with rear express-down

Located in the pickup bed

Allows the driver to adjust the steering wheel up or down and the steering column forward or back

Utilizes a warming grid to help remove fog or frost from the rear window

Located in infotainment display

Includes reconfigurable feature with cupholders cell phone storage power cord management and file holder capacity

At the touch of a button you can warm the cushions

Provide comfort in cold weather for passengers in the rear outboard seating positions

Passengers can manage heat settings with their own controls

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

Seats can be programmed to automatically warm up when it's cold out

Obsidian Rush Full Grain Leather seat trim

When activated locks both rear wheels in unison

Increase traction in off-road situations

Help reduce wheel lockup and maintain steering control during hard braking on most slippery surfaces

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

Thick construction helps to trap more dirt before it can enter the air intake

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

Brake pad wear indicator

Skid Plates front aluminum

Hydroformed front section

High-strength steel

Push Button Start

Skid Plates Transfer case steel

Roll-formed high-strength steel

Includes bed assist step

This system automatically adjusts steering based on speed road conditions and other inputs to help reduce driver fatigue

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

Multimatic DSSV dampers feature three separate spool valves to control damping and three connected chambers for fluid flow

Delivering premium control and comfort on road as well as robust performance during off-road adventures

Front suspension kit composed of: Control Arms Ball Joints Knuckles

Rear Suspension Lift composed of: spacer block and Half shafts w/ revised joint

Four wheel drive

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

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

70 Amp-hr

Maintenance-free with rundown protection and retained accessory power

When properly equipped; includes weight of vehicle passengers cargo and equipment

Emissions Federal requirements

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

Hitch Guidance with Hitch View

In-vehicle Trailering App

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

IntelliBeam

Buckle to Drive

Gooseneck ball

Chain tiedown kit with case

AT4X Preferred Equipment Group includes standard equipment

LED Daytime Running Lamps

Signature LED Daytime Running Lamps

System alerts do not occur if you're using your turn signal or it detects you may be intentionally leaving your lane

Can also provide a tailgating alert if you're following a vehicle much too closely

Provides max trailer ratings for tongue weight conventional gooseneck hitch and 5th wheel hitch

Front row only

Can help you park or avoid vehicles and objects

You can also display a guideline to show where your vehicle is heading

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

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

Remote commands

Built-in voice assistance

Real-time traffic and navigation

Automatic Crash Response to help if you're in need

Provides visual and audible alerts outside the vehicle when inflating an under inflated tire to the recommended tire pressure

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

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

Designed to help you maintain a safe following distance

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)

Includes connector for accessory wiring harness

These can help you park and avoid collisions

Can help you line up the hitch to your trailer

When driving lets you check the trailer using Rear Vision Camera view

Rear Seat Belt Indicator

You can also switch to beeping crash avoidance alerts

Set of 4 sensors

Sensors will be shipped loose with the truck and will need to be installed on trailer by customer

Additional or replacement sensors are available as GM Accessory

System is capable of monitoring up to 6 wheels

Provides pedestrian alerts and can automatically provide hard emergency braking or enhance driver's hard braking

Limited nighttime and low visibility performance

Can automatically provide hard emergency braking or enhance your hard braking

Works at speeds between 5 and 50 mph

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

LPO Hitch Package

Seller description

Standard EquipmentEntertainmentSiriusXM Trial SubscriptionWireless phone projection For Apple CarPlay1 and Android Auto2Wi-Fi Hotspot capable Terms and limitations apply. See onstar.com or dealer for details.May require additional optional equipment13.4 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 Bluetooth2 streaming audio for music and select phones Wireless Apple CarPlay capability for compatible phones3Wireless Android Auto capability for compatible phones4Customize and manage entertainment and vehicle feature settingUse, 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 athletes1SiriusXM 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 moreExperience SiriusXM wherever you go in your vehicle and on the SiriusXM app with personalization features to make discovering your perfect entertainment easier than ever beforeMultiPro Audio System by Kicker A weatherproof audio package that fits the MultiPro exclusively. Bluetooth sound streams from connected devices to the 2-channel, 100 watt, 50 watts RMS per-channel Tailgate Sound System. The illuminated display puts the user in charge of the programming track, volume and sourceSystem operation that is completely independent of the interior audiosystemBluetooth1 compatibility for wireless playback3.5mm and USB inputs for audio playbacksA custom ABS baffle with full gasket sealingA weatherproof amplifier hidden in the tailgateBluetooth Pair your compatible mobile phone to your vehicle's infotainment system1Place 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 systemWith streaming audio capability, you can listen to files stored on your phone or Bluetooth digital media deviceExteriorSide Bed Step Black textured step pads help provide secure footingIntegrated on forward portion of outer bed on driver and passenger side to provide ease of access to forward portion of the bedPower sunroof Opens over the first row at the push of a buttonRetracts into the roofOffers tilt and slide features with express-open and -closeMay require additional optional equipmentDeep-tinted glass Provides added protection from sun and glareBlack power-retractable assist steps with LED perimeter lighting Textured step pads help provide secure footingRetracts when not in useDeploy Running Board mode for car wash cleaningLED perimeter lightingMay require additional optional equipmentRainsense automatic wipers When turned on, will automatically clear the windshield when sensors detect varying degrees of precipitation on the windshieldCornerStep rear bumper Helps make it easier to get into and out of the pickup bedLocated at each end of the rear bumperTextured step pads to help provide secure footingSpray-on bedliner Provides a Black, textured, non-skid surface that helps protect the bed and minimizes cargo shiftingCovers the entire bed surface below side rails, front box top rail, gauge hole plugs and tie-downsChemically bonded, the sprayed-on liner permanently bonds to the truck bed, providing a watertight sealDoes not include spray-on liner on tailgate due to Black composite inner panelIncludes GMC logo on all trims except PROCargo bed LED lighting Provides light to find cargo in the bedMay require additional optional equipmentBlack beltline moldingsSmoked Amber LED roof marker lamps Roof-mounted lamps near the front of the cabCab-mounted cargo area lamps Activated by switch located on center switch bankIlluminates the cargo bed areaSpare tire carrier lock Helps keep spare tire secure Body-color front bumperOutside power-adjustable vertical trailering mirrors with power folding/extending auto-dimming driver and passenger upper glass Chrome mirror capsAT4 and AT4X features high gloss Black mirror caps Power folding/extendingLower convex mirrorsHeated upper glassIntegrated turn signal indicatorsPuddle lampsPerimeter lightingAuxiliary lightingExtends 3.31-inchesHigh gloss Black mirror capsAnimated LED projectors headlamps with LED turn signals and Daytime Running Lamps18 LT305/70R18 MT spare tireBody-color rear bumper With integrated CornerStepsIntelliBeam At speeds above 25 mph, can automatically turn vehicle's high beams on and off according to surrounding traffic conditions118 LT305/70R18 MT tiresCargo tie-downs 12-fixed rated at 500 lbs. per cornerAnimated ...

Courtesy Buick GMC of Lafayette

1,028 miles away from you!

Location: 4750 Johnston St, Lafayette, LA 70503

Phone: (337) 769-4500

Working time: 08:30 - 19:00

EpicVIN Dealer Rating

1.0

1 review

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Contact Bidux: +1 (321) 445-5816 |
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Vehicle safety rating

Estimated Ownership Cost

More options

$99,097

$2,916/mo est.

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Frequently Asked Questions About the 2026 GMC Sierra HD

The average price of a used 2026 GMC Sierra HD is $76,117 based on 2,790 listings currently available nationwide. Prices range from $10,000 to $119,992 depending on mileage, condition, and location. This particular Sierra HD in Lafayette, LA is listed at $99,097.

Used 2026 GMC Sierra HD vehicles on our marketplace have an average of 17,242 miles. You can compare mileage across all available units on the GMC Sierra HD listings page.

Reliability varies by model year, maintenance history, and driving conditions. We recommend checking the vehicle history report and having an independent inspection before purchase.

The 2026 GMC Sierra HD runs on Diesel. Exact fuel economy figures vary by trim level and driving conditions. Check fueleconomy.gov for EPA estimates specific to this model year.

There are 86,169 used Pickup vehicles priced under $100,000 currently listed on our marketplace. Browse all options on the Used Pickup under $100,000 page. You can also narrow your search to Used GMC vehicles under $100,000 if you prefer to stay with the GMC brand.