Service & Parts: Mon–Fri 7:30 AM–6:00 PM, Sat 8:00 AM–5:00 PM

New 2026 GMC Sierra 2500 HD AT4

  • VIN: 1GT4UPEY5TF297779
  • Stock: CG97779

Price excludes tax, title, license, and a $899 dealer documentation fee. The dealer documentation fee is a standard charge applied to all retail transactions.

All advertised prices reflect dealer pricing and available incentives as applicable. Certain rebates may not be compatible with special finance or lease offers.

Vehicles subject to prior sale. Availability and location may vary.

We make every effort to ensure pricing accuracy. In the event of a clear and obvious pricing error (including typographical or system-related errors), the dealership reserves the right to correct such errors and will not be obligated to honor inaccurate pricing.

Terms may vary with approved credit. Monthly payment estimates are based on a 72-month term, 4.9% interest, and 20% downpayment. Walt Massey Savings | Discounts are available to everyone. For questions, call (850) 633-1506 or visit us at the dealership.

EPA mileage ratings are estimates only, and actual mileage may vary. For used vehicles, MPG estimates are based on EPA ratings when the vehicle was new.

Walt Massey 3-Day Money Back Guarantee

You’re guaranteed an exchange under the following conditions. The vehicle must be returned to the dealership where it was purchased or leased within three (3) business days prior to 5 PM CST. If the final day falls on a day when the dealership is closed, the period is extended by one day.

The vehicle must be in like-new condition, free from dents, scratches, stains, smoke, pet odors, or other damage, and must not have been involved in an accident.

The vehicle must have been driven less than 300 miles. If driven over 300 miles, a fee of $1.00 per additional mile will be charged.

Details
GM Special Event Logo

Basic Info

  • Exterior:
    Sterling Metallic
  • Drivetrain:
    Four Wheel Drive
  • Interior:
    Jet Black with Kalahari accents, Perforated Front Leather seat trim
  • Transmission:
    Automatic
  • Engine:
    6.6L Duramax Turbo-Diesel V8 engine

Key Features

  • AWD
  • Adaptive Cruise Control
  • Android Auto
  • Apple CarPlay
  • Automatic Climate Control
  • Backup Camera
  • Bluetooth
  • Fog Lights
  • Lane Departure Warning
  • Leather Seats
  • Parking Sensors / Assist
  • Power Seats
  • Premium Plus Package
  • Push Start
  • Rain Sensing Wipers
  • Remote Start
  • Side-Impact Air Bags
  • Sunroof / Moonroof
  • Technology Package
  • Tow Package
  • Wireless Phone Charging

Contact a Top Rated Specialist

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Mark Bell

Mark Bell

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57 Reviews
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Beth Beasley

Beth Beasley

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21 Reviews
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Tiffaney Powell

Tiffaney Powell

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59 Reviews
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Mark Bell

Mark Bell

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5 | 57 Reviews
Beth Beasley

Beth Beasley

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4.8 | 21 Reviews
Tiffaney Powell

Tiffaney Powell

Sales Consultant

Certified

5 | 59 Reviews
Leroy Boone

Leroy Boone

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5 | 9 Reviews
Mark Carter

Mark Carter

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N/A | 4 Reviews
Amanda Marshall

Amanda Marshall

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Mark Bell

Mark Bell

Sales Consultant

57 Reviews
Certified
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Industry Experience 8 years 6 months
Recent Reviews

Jun 12, 2026

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Best deals on your next car purchase?

Best deals on your next car purchase? Talk to Mark, Beth, and Tiffany! They are awesome to deal with and go above and beyond to find the deal and the truck you are looking for! When it’s time for service, Michael G and Mike F are the team you want taking care of your new ride! The general manager Michael John has the best team around and if you’re looking for the right place, Marianna Chevrolet GMC is where you need to go!

Jun 12, 2026

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Mark, Made buying a Car easy, listened to what we were

Mark, Made buying a Car easy, listened to what we were looking for as in color and options we wanted he found what we. Wanted and had delivered. Again i can,t say enough about how easy Mark, made buying a New Car,. He was pushy he answered every question and every phone call to make this smooth!

Jun 09, 2026

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This was one the most pleasant experiences I have had at

This was one the most pleasant experiences I have had at a dealership. Everyone was friendly and smiling. Advisors kept us up to date on my vehicle status. Couldn’t have asked for a better visit.

May 27, 2026

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Marianna is a down to earth easier to deal with

Marianna is a down to earth easier to deal with dealership. My transaction was an out of state purchase and they made it very easy.

May 24, 2026

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Fantastic customer service excellent work very kind very

Fantastic customer service excellent work very kind very helpful Excellent help him build very kind

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Beth Beasley

Beth Beasley

Sales Consultant
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Dealership Experience 10 months
Industry Experience 10 months
With over 30 years in customer service, I made the move to automotive sales in 2025. I bring a non-pressure approach to car buying. Having lived in Marianna most of the last 45 years, I'm proud to serve my community and make the process smooth from start to finish.
Recent Reviews

Jun 12, 2026

Dealership Rating
Employee Rating

Best deals on your next car purchase?

Best deals on your next car purchase? Talk to Mark, Beth, and Tiffany! They are awesome to deal with and go above and beyond to find the deal and the truck you are looking for! When it’s time for service, Michael G and Mike F are the team you want taking care of your new ride! The general manager Michael John has the best team around and if you’re looking for the right place, Marianna Chevrolet GMC is where you need to go!

Jun 04, 2026

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Everyone was super nice.

Everyone was super nice. No high pressure sale. Mark was an awesome salesman. Tyler and Chad were also very courteous and explained everything clearly and completely.

Jun 02, 2026

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Vehicle left me stranded, in shop for same thing three

Vehicle left me stranded, in shop for same thing three times in one month the month of May 2026. Crazy

Jun 01, 2026

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Absolutely great job working with Mrs.

Absolutely great job working with Mrs. Beth. She explained everything I needed to about my purchase.

May 10, 2026

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Alsome center good information lots of vehicles to choose

Alsome center good information lots of vehicles to choose from and all around good people that knows the business.

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Tiffaney Powell

Tiffaney Powell

Sales Consultant

59 Reviews
Certified
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Dealership Experience 2 years 10 months
Industry Experience 6 years 10 months
With over 6 years of experience in the automotive industry, I am passionate about helping customers find their perfect vehicle. My journey in car sales began with a love for cars, and a commitment to providing exceptional customer service. At Marianna Chevrolet I specialize in Chevy, and GMC's as well as electric. I pride myself on staying up to date with the latest technologies My approach is centered on understanding your needs and preferences, ensuring that you feel confident and informed throughout the buying process. When I'm not at the dealership you can find me hiking, I love cooking, traveling, serving and giving back in our communities through different ministries, while with my family who I love so much. I believe that building lasting relationships with my clients is key, and I am dedicated to making your car buying experience enjoyable and stress-free. Let's find the car that fits your lifestyle perfectly!
Recent Reviews

Jun 12, 2026

Dealership Rating
Employee Rating

Best deals on your next car purchase?

Best deals on your next car purchase? Talk to Mark, Beth, and Tiffany! They are awesome to deal with and go above and beyond to find the deal and the truck you are looking for! When it’s time for service, Michael G and Mike F are the team you want taking care of your new ride! The general manager Michael John has the best team around and if you’re looking for the right place, Marianna Chevrolet GMC is where you need to go!

Jun 04, 2026

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Everyone was accommodating and respectful.

Everyone was accommodating and respectful. They all made us feel comfortable and made the purchasing process as simple as possible. I was well informed on all the options available. Very pleased with my experience!

Jun 02, 2026

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Tiffaney did a great job in walking me through all the

Tiffaney did a great job in walking me through all the features on the truck, was very personable, and made the process of buying a new vehicle extremely easy.

May 25, 2026

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Tiffany was a great salesperson.

Tiffany was a great salesperson. She is personable a d professional. She found me the perfect car I was looking for. Would recommend her to all my friends and family.

May 24, 2026

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Fantastic customer service excellent work very kind very

Fantastic customer service excellent work very kind very helpful Excellent help him build very kind

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Leroy Boone

Leroy Boone

Sales Consultant
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Industry Experience 47 years 3 months
Recent Reviews

Jun 01, 2026

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The service department has done a very good job in a

The service department has done a very good job in a timely manner. Thanks and I will recommend you to my friends

May 10, 2026

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Alsome center good information lots of vehicles to choose

Alsome center good information lots of vehicles to choose from and all around good people that knows the business.

Apr 14, 2026

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Staff very pleasant and helpful during the purchase of

Staff very pleasant and helpful during the purchase of our vehicle. Made sure we understood everything about our purchase and that we were completely satisfied. Great people to work with. See them for your next car purchase.

Dec 23, 2025

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Good people, good location, good work, fair prices, and I

Good people, good location, good work, fair prices, and I think that equals fifteen words.

Sep 29, 2025

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Friendly and quick service.

Friendly and quick service. Victoria does an excellent job. Very lucky to have her as my service rep.

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Mark Carter

Mark Carter

Sales Consultant
Recent Reviews

Jun 04, 2026

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Everyone was super nice.

Everyone was super nice. No high pressure sale. Mark was an awesome salesman. Tyler and Chad were also very courteous and explained everything clearly and completely.

May 10, 2026

Dealership Rating
Employee Rating

Alsome center good information lots of vehicles to choose

Alsome center good information lots of vehicles to choose from and all around good people that knows the business.

Feb 24, 2026

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I had a GREAT buying experience with Mark Carter!

I had a GREAT buying experience with Mark Carter! I am a 43 yr old female and this was my first time buying a car without my father or husband there so I was a little apprehensive. Mark Carter was super friendly, easy to work with, professional, easy to talk to, not pushy, and made me feel very comfortable throughout the entire process. Mark made me feel like he was there FOR ME and not there to make a quick sale. I appreciate his patience and kindness. He takes care of his clients and that is what makes a great salesmen!!

Jan 28, 2026

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Everything went great, your staff was very courteous,

Everything went great, your staff was very courteous, prompt, and helpful. I would recommend your dealership to friends whenever given the chance.

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Amanda Marshall

Amanda Marshall

Sales Consultant
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    Mark Bell

    Mark Bell

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    57 Reviews
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    Beth Beasley

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    21 Reviews
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    Tiffaney Powell

    Sales Consultant

    59 Reviews
    Leroy Boone

    Leroy Boone

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Description

Thank you for choosing Walt Massey Chevrolet GMC Columbia, this Sterling Metallic 2026 GMC Sierra 2500HD AT4 is a great choice! Check out the following: City 0/HWY 0 EMISSIONS, FEDERAL REQUIREMENTS, ENGINE, DURAMAX 6.6L TURBO-DIESEL V8, B20-DIESEL COMPATIBLE, TRANSMISSION, 10-SPEED AUTOMATIC, GVWR, 11,350 LBS. (5148 KG), REAR AXLE, 3.42 RATIO, TIRES, LT275/65R20 E 126/123 BF GOODRICH OFF-ROAD T/A KO3, STERLING METALLIC, JET BLACK WITH KALAHARI ACCENTS, PERFORATED FRONT LEATHER SEAT TRIM, AT4 PREMIUM PLUS PACKAGE, GOOSENECK / 5TH WHEEL PREP PACKAGE -- HITCH PLATFORM TO ACCEPT GOOSENECK OR 5TH WHEEL HITCH., LPO, BODY COLOR WHEEL ARCH MOLDINGS, ASSIST HANDLE, SIDE, 3 YEARS ONSTAR ONE OTHER NOTABLE FEATURES AND OPTIONS YOU SHOULD KNOW ABOUT:

AT4 Premium Plus Package

    Safety and Security

    • The vehicle is equipped with a system that senses, and then prepares, the vehicle and/or occupants, for an impending forward collision.
    • The vehicle constantly monitors the roadway in front of the vehicle and identifies and tracks pedestrians on an interior display. If the system determines a likely impact, it will automatically take preventative steps to avoid hitting the pedestrian.

    Technology and Telematics

    • Apple CarPlay/Android Auto smart device wireless mirroring
    Buick & GMC Consumer Cash Program, #26-40ACB-009, $1000 expires: 07/01/2026

    Vehicle Details

    Exterior

    • LED fog lamps
    • Body-color rear bumper
      • With integrated CornerSteps
    • 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
    • Deep-tinted glass
      • Provides added protection from sun and glare
    • Body-color door handles
    • Rainsense automatic wipers
      • When turned on, will automatically clear the windshield when sensors detect varying degrees of precipitation on the windshield
    • 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
    • 20" high gloss Black aluminum wheels
    • Wheels, 20" (50.8 cm) High Gloss black aluminum wheels 8 spokes (STD)
    • 18" LT275/70R18 all-terrain, blackwall spare tire
      • May require additional optional equipment
    • Cargo bed LED lighting
      • Provides light to find cargo in the bed
      • May require additional optional equipment
    • Black beltline moldings
    • Cab-mounted cargo area lamps
      • Activated by switch located on center switch bank
      • Illuminates the cargo bed area
    • Spare tire carrier lock
      • Helps keep spare tire secure
    • 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
    • High gloss Black mirror caps
    • Animated LED projectors headlamps with LED turn signals and Daytime Running Lamps
    • Body-color front bumper
    • 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
    • Animated LED Signature Tail lamps with Stop, turn and Reverse lamps
      • LED taillamps with LED stop lights and animation
    • 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
    • Tailgate with EZ Lift assist, power lock & release
      • Hitch area lighting
      • May require additional optional equipment
    • 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
    • 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
    • Winter Grille Cover
      • May require additional optional equipment
    • Assist handle, side
      • Bed mounted (fold out grab handle for extra support)
      • May require additional optional equipment
    • Off-Road High Clearance Steps
      • Steps make it easier to get in and out of your truck
      • Textured step pads help provide secure footing
      • May require additional optional equipment
    • Body color wheel arch moldings
      • Available in (Summit White, White Frost Tricoat, Onyx Black, Volcanic Red Tintcoat or Sterling Metallic)
    • 20" LT275/65R20 BF Goodrich off-road T/A K blackwall tires
    • Power sunroof
      • 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
      • 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

    Interior

    • Heated rear outboard seats
      • 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
      • 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
    • Carpeted floor covering
      • Color-keyed to match the interior
    • Rear air vents
      • Provides cabin comfort for rear occupants
    • 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
    • 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.
    • 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
    • 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
    • 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
    • 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
    • Driver memory
      • Press memory button 1 or 2 to program and recall preferences
      • May require additional optional equipment
    • 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
    • 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) Data/charge ports located inside center console1
    • 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)
    • 10-way power driver seat with power lumbar
      • Includes 8-way power driver seat
      • Includes a 2-way power lumbar control
    • Premium front floor liners with removable carpet insert
    • 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
    • Front bucket seats
      • May require additional optional equipment
    • Seats, front bucket with center console (STD)
    • 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
    • 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
    • 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
    • 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
    • 10-way power front passenger seat
      • Includes 8-way power front passenger seat
      • Includes a 2-way power lumbar control
    • Premium rear floor liners with removable carpet insert
    • USB ports
      • (2) First row, located on console1
    • 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
    • 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)
    • Power windows with rear express-down
    • 120-volt box-mounted power outlet
      • 3-prong auxiliary household-style outlet
      • Located in the pickup bed
      • May require additional optional equipment
    • Wrapped steering wheel
    • 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
    • Rear window defogger
      • Utilizes a warming grid to help remove fog or frost from the rear window
    • Outside temperature display
      • Located in infotainment display
    • Front center console
      • Includes reconfigurable feature with cupholders, cell phone storage, power cord management and file holder capacity
      • May require additional optional equipment
    • Head-Up Display
      • Projects vehicle information onto the windshield low in the driver's line of sight to help you keep your eyes on the road1
      • 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
      • May require additional optional equipment
    • 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
    • Rear Camera Mirror
      • Uses a camera to provide you with the option of using a wide and less obstructed view behind your vehicle while driving instead of a traditional rearview mirror1
      • The feature also allows brightness, vertical tilt and zoom adjustments
      • May require additional optional equipment
    • 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

    Entertainment

    • 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
    • Audio System, 13.4" diagonal Premium GMC Infotainment System with Google built in apps such as navigation and voice assistance includes color touch-screen, multi-touch display, AM/FM stereo, Bluetooth streaming audio for music and most phones; featuring wireless Android Auto and Apple CarPlay capability for compatible phones (STD)
    • 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
    • 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

    Mechanical

    • 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
    • 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
    • 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
    • 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
    • External engine oil cooler
      • Heavy-duty air-to-oil cooler
      • Helps extend engine oil life under heavy loads
    • Off-Road suspension
      • May require additional optional equipment
    • 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
    • Red vertical recovery hooks
      • Two front frame-mounted1
    • 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
    • Pickup bed
      • Roll-formed high-strength steel
      • Includes bed assist step
    • Digital Variable Steering Assist
      • This system automatically adjusts steering based on speed, road conditions, and other inputs to help reduce driver fatigue
    • Skid plates
      • Help protect the front underbody, oil pan and transfer case
      • 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
    • 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
    • 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
    • Engine block heater
      • Helps ease cold weather starts
      • Heats the engine and engine block fluids
    • 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
    • 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
    • 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
    • Capped fuel fill
      • Requires diesel engine or pickup bed delete
    • 3.42 rear axle ratio
      • Requires a diesel engine

    Safety

    • Safety Alert Seat
      • Uses left-, right- or both-side driver seat vibration pulses to help you detect and identify the direction of potential crashes1
      • You can also switch to beeping crash avoidance alerts
      • May require additional optional equipment
    • 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
    • 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
    • Trailering Information Label
      • Provides max trailer ratings for tongue weight, conventional, gooseneck hitch and 5th wheel hitch
    • 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
    • LED Daytime Running Lamps
    • HD Surround Vision
      • Provides selectable digital camera views of the area around your vehicle1
      • 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
      • May require additional optional equipment
    • 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
    • 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
    • Rear Cross Traffic Alert
      • When in Reverse, warns you of detected vehicles crossing behind you1
      • May require additional optional equipment
    • 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
    • Signature LED Daytime Running Lamps
    • 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
    • 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
    • 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
    • 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 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
    • Trailering camera provisions
      • Includes connector for accessory wiring harness
    • 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
    • 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
    • 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
    • OnStar® services capable
      • See onstar.com for details and limitations. Services vary by model. Service plan required.
    • Rear Seat Belt Indicator

    Premium Options & Packages

    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.
    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
    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
    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
    HD Surround Vision
    • Provides selectable digital camera views of the area around your vehicle1
    • 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
    • May require additional optional equipment
    LED fog 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
    JET BLACK WITH KALAHARI ACCENTS, PERFORATED FRONT LEATHER SEAT TRIM
    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
    10-way power driver seat with power lumbar
    • Includes 8-way power driver seat
    • Includes a 2-way power lumbar control
    AT4 PREMIUM PLUS PACKAGE
    Push Button Start
    Rainsense automatic wipers
    • When turned on, will automatically clear the windshield when sensors detect varying degrees of precipitation on the windshield
    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
    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
    Power sunroof
    • 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
    • May require additional optional equipment
    TECHNOLOGY PACKAGE
    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
    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
    ADDITIONAL EQUIPMENT
    • ALTERNATOR, 220 AMP $150
    • ENGINE BLOCK HEATER $100
    • LICENSE PLATE KIT, FRONT, INCANDESCENT LIGHTING
    • WINTER GRILLE COVER
    • SUNROOF, POWER $995
    • MULTICOLOR 15" DIAGONAL HEAD-UP DISPLAY
    • UNIVERSAL HOME REMOTE
    • LAMPS, SMOKED AMBER ROOF MARKER, (LED) $55
    • 3 YEARS ONSTAR ONE $800
    • WINDOW, POWER, REAR SLIDING WITH REAR DEFOGGER
    • EXHAUST BRAKE
    ASSIST HANDLE, SIDE
    $65
    • (bed mounted; fold out grab handle for extra support)
    AT4 PREFERRED EQUIPMENT GROUP
    • Includes standard equipment
    AT4 PREFERRED PACKAGE
    $350
    • Includes (UG1) Universal Home Remote
    • (A48) rear sliding power window and (U01) Roof Marker Lamps
    AT4 PREMIUM PLUS PACKAGE
    $3,980
    • Includes (PDO) AT4 Preferred Package
    • (CF5) power sunroof
    • (CWM) Technology Package and (VXW) AT4 high clearance step
    • LPO
    AUDIO SYSTEM, 13.4" DIAGONAL PREMIUM GMC INFOTAINMENT SYSTEM WITH GOOGLE BUILT IN APPS SUCH AS NAVIGATION AND VOICE ASSISTANCE
    • Includes color touch-screen
    • multi-touch display
    • AM/FM stereo
    • Bluetooth streaming audio for music and most phones; featuring wireless Android Auto and Apple CarPlay capability for compatible phones
    AXLE
    • REAR AXLE
    • 3.42 RATIO
    EMISSIONS
    • EMISSIONS
    • FEDERAL REQUIREMENTS
    ENGINE, DURAMAX 6.6L TURBO-DIESEL V8, B20-DIESEL COMPATIBLE
    $9,990
    • (470 hp [350.5 kW] @ 2800 rpm
    • 975 lb-ft of torque [1322 Nm] @ 1600 rpm); (Includes (K05) engine block heater.)
    GOOSENECK / 5TH WHEEL PREP PACKAGE -- HITCH PLATFORM TO ACCEPT GOOSENECK OR 5TH WHEEL HITCH.
    $545
    • Includes hitch platform with tray to accept ball
    • stamped bed holes with removable caps installed and bed mounted 7-pin trailer harness (similar to UY2 harness).
    GVWR
    • GVWR
    • 11
    • 350 LBS. (5148 KG)
    LPO, BODY COLOR WHEEL ARCH MOLDINGS
    $995
    • (dealer-installed)
    LPO, OFF-ROAD HIGH CLEARANCE STEPS
    $1,295
    • (dealer-installed)
    PAINT
    $495
    • STERLING METALLIC
    REAR CAMERA MIRROR
    • Inside rearview auto-dimming with full camera display
    SEAT TRIM
    • JET BLACK WITH KALAHARI ACCENTS
    • PERFORATED FRONT LEATHER SEAT TRIM
    SEATS, FRONT BUCKET
    • With center console
    TECHNOLOGY PACKAGE
    $1,340
    • Includes (DRZ) Rear Camera Mirror and (UV6) Multicolor 15" Diagonal Head-Up Display
    TIRES
    $295
    • TIRES
    • LT275/65R20 E 126/123 BF GOODRICH OFF-ROAD T/A KO3
    TRANSMISSION
    • TRANSMISSION
    • 10-SPEED AUTOMATIC

    Payment Options

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    Price excludes tax, title, license, and a $899 dealer documentation fee. The dealer documentation fee is a standard charge applied to all retail transactions.

    All advertised prices reflect dealer pricing and available incentives as applicable. Certain rebates may not be compatible with special finance or lease offers.

    Vehicles subject to prior sale. Availability and location may vary.

    We make every effort to ensure pricing accuracy. In the event of a clear and obvious pricing error (including typographical or system-related errors), the dealership reserves the right to correct such errors and will not be obligated to honor inaccurate pricing.

    Terms may vary with approved credit. Monthly payment estimates are based on a 72-month term, 4.9% interest, and 20% downpayment. Walt Massey Savings | Discounts are available to everyone. For questions, call (850) 633-1506 or visit us at the dealership.

    EPA mileage ratings are estimates only, and actual mileage may vary. For used vehicles, MPG estimates are based on EPA ratings when the vehicle was new.

    Walt Massey 3-Day Money Back Guarantee

    You’re guaranteed an exchange under the following conditions. The vehicle must be returned to the dealership where it was purchased or leased within three (3) business days prior to 5 PM CST. If the final day falls on a day when the dealership is closed, the period is extended by one day.

    The vehicle must be in like-new condition, free from dents, scratches, stains, smoke, pet odors, or other damage, and must not have been involved in an accident.

    The vehicle must have been driven less than 300 miles. If driven over 300 miles, a fee of $1.00 per additional mile will be charged.

    The Manufacturer’s Suggested Retail Price excludes tax, title, license, dealer fees and optional equipment. Dealer sets final price.

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    4204 W Lafayette St, Marianna, FL, 32446
    Marianna GMC 30.46276, -85.13367.