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2026 GMC Sierra 3500 HD Chassis Cab Pro



Dealer Retail Stock - Upfitted
  • $54,028 FINAL PRICE

  • MSRP: $54,528
    • -$500
  • Final Price: $54,028
  • *Please Note: We turn our inventory daily, please check with the dealer to confirm vehicle availability.

$828 /month
6.9% APR
84 months
  • MSRP $54,528
  • Documentation Fee $489
  • Starting Price $54,528
  • Down Payment $0
*Excludes tax, title & fees
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Vehicle Information

VIN: 1GD3USE72TF122178
Stock #: C26011
Model Code: TK31403
  • Condition New
  • Body Style Regular Cab
  • Exterior Color Summit White
  • Interior Color Jet Black, Cloth Seat Trim
  • Engine 6.6L V8 Gas engine
  • Transmission Automatic / 4WD
  • Fuel Type Gasoline Fuel

Highlighted Features

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

Dealer Comments

Summit White 2026 GMC Sierra 3500HD Pro 4WD 10-Speed Automatic 6.6L V8 Sierra 3500HD Pro, 2D Standard Cab, 6.6L V8, 10-Speed Automatic, 4WD, Summit White, Black Cloth.


Why Buy from Weirs Buick GMC? Weirs Buick GMC has proudly served Arundel, Kennebunk, Kennebunkport, and all of Maine for over 65 years. Our dedicated team ensures that whether you're looking to buy, sell, or lease a Buick or GMC in Maine, your experience is seamless and enjoyable. We serve customers from Westbrook, Portland, Augusta, Auburn, Sanford, Portsmouth, and across New England. As your trusted GMC dealer in Maine, we offer competitive pricing comparable to other GMC and Buick dealers in the region. In addition to our wide selection of vehicles, we sell and service Fisher snow plows, ensuring you're ready for Maine's tough winters. Conveniently located on Route 1 in Arundel, we invite you to stop in and see why we've been the go-to dealership for generations. Visit us online at www.weirsbuickgmc.com or stop by today to experience the Weirs difference! Some vehicle images may be digitally enhanced to improve online presentation. These images may not display all cosmetic details. We encourage in-person viewing to verify the vehicle’s condition. Price includes: $500 - Purchase Allowance. Exp. 02/02/2026

All Features

  • Wireless phone projection
    • For Apple CarPlay1 and Android Auto2
  • 2-speaker audio system
    • Includes 2 speakers placed in the front doors
  • Wi-Fi® Hotspot capable
    • Terms and limitations apply. See onstar.com or dealer for details.
    • May require additional optional equipment
  • GMC Infotainment System with color touchscreen
    • Multi-touch display and AM/FM stereo
    • 7" diagonal color touchscreen for customizing and managing entertainment and vehicle feature settings1 on Pro 1SA
    • 8" diagonal color touchscreen for customizing and managing entertainment and vehicle feature settings1 on SLE and Elevation
    • Bluetooth®®2 audio streaming for 2 active devices
    • Apple CarPlay™ capability for compatible phones3
    • Android Auto™ capability for compatible phones4
  • 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
  • SiriusXM Trial Subscription
    • With your trial subscription, get access to all of your favorite entertainment from SiriusXM to enjoy in your vehicle and on the SiriusXM app - from ad-free music, talk and sports, to comedy, news, podcasts and more1
    • Enjoy channels curated by DJs, personalities and tastemakers for a listening experience you can't live without
    • Plus, take the full SiriusXM experience with you everywhere you go with the SiriusXM app - at home, on your phone or connected devices, and unlock other exclusives that bring you even closer to your favorite stars, artists, creators, hosts and athletes
  • Chrome front bumper
    • 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
  • 17" painted steel wheels
    • May require additional optional equipment
  • Painted center caps
    • May require additional optional equipment
  • Black door handles
  • IntelliBeam
    • At speeds above 25 mph, can automatically turn vehicle's high beams on and off according to surrounding traffic conditions1
  • Spare tire delete Deletes the spare tire and wheel. (STD)
  • Bumper, rear, delete
  • Animated LED projectors headlamps with LED turn signals and Daytime Running Lamps
    • Illuminate when your vehicle is running and headlamps are off
  • 17" LT235/80R17E all-terrain, blackwall tires
    • May require additional optional equipment
  • Grille (Chrome with flat black grille insert bars.)
  • Smoked Amber LED roof marker lamps
    • Roof-mounted lamps near the front of the cab
  • 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
  • Summit White
  • Front license plate bracket
    • Front bracket is included if displaying a front license plate is required in your state
  • Spare tire delete (STD)
  • Deep-tinted glass
    • Provides added protection from sun and glare
  • Back-up alarm calibration This calibration will allow installation of an aftermarket back-up alarm by disabling rear perimeter lighting
  • 3.5" diagonal monochromatic Driver Information Center
  • 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
  • Cruise control
    • Maintains a selected speed while driving
    • Automatically disengages when the vehicle's traction control system needs to limit wheelspin on slippery surfaces or when the StabiliTrak® stability control system detects an oncoming skid
    • Set and resume speed functions
    • Steering-wheel mounted controls to easily maintain and manage cruising speed
  • Vinyl seat trim
  • Front USB ports
    • 2 charge/Data ports1 located on the front console
  • 12-volt auxiliary front power outlet
    • May require additional optional equipment
  • Power door locks
    • Programmable
    • 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)
  • 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
    • Can be positioned forward or back and up or down
  • Remote Keyless Entry
    • Allows you to lock and unlock doors of the vehicle with the key fob
    • Driver's door or all doors unlock at the touch of a button
    • Includes panic alarm button
    • Includes remote start with panic button and door lock/unlock function
    • Includes remote locking tailgate
    • May require additional optional equipment
  • Single-zone climate control
    • Maintains a selected temperature
    • Manual
  • Assist handles
    • Front A-pillar mounted for Driver and Passenger
    • Rear B-pillar mounted
  • Power windows with driver express-up/down
    • Quickly raises the window or lowers it with the touch of a button
    • If an obstruction is detected, the anti-pinch feature will auto-reverse
  • Compass
    • Located in instrument cluster
  • Steering wheel
  • Rubberized vinyl floor covering
    • Provides good traction and convenient cleanup
  • Universal Vehicle Module
    • Includes module, customer interface harness and instructions.
    • Provides vehicle data over an open CAN network (J1939). 10 switchable inputs/outputs and Custom Configuration Tool to integrate upfit equipment controls.
    • Software features that support Auto Vehicle Start, Shutdown Inhibit, Fast Idle and Snow Plow.
  • Outside temperature display
    • Located in infotainment display
  • Manual tilt steering column
    • Allows the steering wheel to be manually adjusted up or down
    • Provides extra comfort when entering or exiting the vehicle
    • Locking security feature
  • 4-way manual driver seat
    • Can be positioned forward or back and up or down
  • 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
  • Jet Black, Cloth seat trim
  • Upfitter switches
    • Program electrical components such as exterior lighting, snow removal equipment or other features to turn on and off at the flip of a switch
    • Allows the driver to operate upfitter-installed equipment conveniently from inside the cab
    • Provides 3-30 amp and 2 – 20 amp configurable circuits to facilitate installation of aftermarket electrical accessories by the dealer or upfitter1 at customer expense
    • Installation instructions and technical assistance available at www.gmupfitter.com
    • May require additional optional equipment
  • Inside rearview auto-dimming mirror
    • Automatically dims the inside rearview mirror when it senses bright light from behind
    • When headlamp glare is no longer detected, the mirror returns to its normal state
  • Rear window defogger
    • Helps to keep your rear view clear of fog or frost
    • Utilizes a warming grid to help remove fog or frost from the rear window
  • 4-wheel antilock disc brakes
    • Help reduce wheel lockup and maintain steering control during hard braking on most slippery surfaces
    • DuraLife brake rotors feature a hardened surface to reduce corrosion and provide quieter braking with less vibration. DuraLife rotors are hardened and strengthened during the manufacturing process
    • Brake system features a corrosion-fighting process called Ferritic Nitro-Carburizing (FNC) which can double rotor life expectancy and reduce or minimize rust over non-FNC coated rotors
  • 63.5 gallon (240 liters), Dual front and rear fuel tanks
    • Front 23.5 gallon, (89 liters)
    • Rear 40 gallon, (151 liters), mounted between frame side rails and behind rear axle
    • May require additional optional equipment
  • Heavy-Duty Air Filter
    • Thick construction helps to trap more dirt before it can enter the air intake
  • Fully boxed frame
    • Hydroformed front section
    • High-strength steel
  • 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
    • Neutral
      • ONLY used for towing vehicle (Dinghy tow capability)- allows vehicle to roll freely
    • May require additional optional equipment
  • Chassis Cab body
  • 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
  • 14,000 lbs. GVWR
    • When properly equipped; includes weight of vehicle, passengers, cargo and equipment
  • 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
  • Black vertical recovery hooks
    • Two front frame-mounted1
  • Four wheel drive
  • Heavy-duty 720 cold-cranking amps battery
    • 80 Amp-hr
    • Maintenance-free with rundown protection and retained accessory power
    • 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
  • Emissions, Colorado, Connecticut, Delaware, Maine, Maryland, Massachusetts, Minnesota, Nevada, New Jersey, New Mexico, New York, Oregon, Pennsylvania, Rhode Island, Vermont and Washington state requirements
  • Auxiliary 700 cold-cranking amps battery
    • Helps boost cold-weather starting power
    • Can supply electrical power to additional equipment, such as a trailer or slide-in camper, to reserve the main battery's cranking power
  • Skid plates
    • Help protect the front underbody, oil pan, differential case and transfer case
    • May require additional optional equipment
  • 220-amp alternator
    • 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
  • Pro Preferred Equipment Group includes standard equipment
  • Convenience Package
    • Rear-window defogger
    • Tinted glass
    • Outside power-adjustable vertical trailering with heated upper glass mirrors
  • LED Daytime Running Lamps
    • Daytime Running Lamps automatically illuminate signature lighting
  • 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
  • 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
  • Buckle to Drive
    • Helps remind the driver to buckle their seat belt before driving by preventing the vehicle from being shifted out of PARK temporarily when the driver's seat belt is not buckled
    • The feature also reminds the front passenger to buckle up, if equipped
  • Following Distance Indicator
    • Displays the following time in seconds between your vehicle and a detected vehicle in front of you1
    • Designed to help you maintain a safe following distance
  • OnStar® services capable
    • See onstar.com for details and limitations. Services vary by model. Service plan required.
  • OnStar Basics
    • Drive confidently with core OnStar services including1
      • Remote commands
      • Built-in voice assistance
      • Real-time traffic and navigation
      • Automatic Crash Response
  • Tire Pressure Monitoring System
    • Monitors the pressure in each tire and alerts you if there is a low-pressure condition in one or more of the tires1
    • Includes Tire Fill Alert1
  • Rear Camera Kit Kit includes camera, fixed position bracket & 19 ft cable with attachment clips. Rear camera radio calibration provided from the factory. See Upfitter Integration Bulletin for installation instructions at www.gmupfitter.com
  • Brake pad wear indicator
  • Front Pedestrian Braking
    • At speeds between 5 and 50 mph, can help you avoid or reduce the severity of a collision with a pedestrian it detects directly in front of you1
    • Provides pedestrian alerts and can automatically provide hard emergency braking or enhance driver's hard braking
    • Limited nighttime and low visibility performance
  • Automatic Emergency Braking
    • Can help you avoid or reduce the severity of a collision with a detected vehicle you're following using camera technology1
    • Works at speeds between 5 and 50 mph

Convenience Package

    Snow Plow Prep Package


      • DriveType
        • DriveType: Four Wheel Drive
      • Fuel Economy
        • City: 0 MPG
        • Hwy: 0 MPG
        • Combined: 0 MPG
      • Fuel System
        • Fuel System: Direct Injection
      • Fuel Tank Capacity
        • Fuel Tank Capacity: 63.5 gal
      • Fuel Type
        • Fuel Type: Gasoline Fuel
      • Horse Power
        • Horse Power: 401
      • Rear Wheel
        • Rear Wheel: Dual
      • Trailering Capacity
        • Trailering Capacity: 0

      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
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      Tax, title, license and dealer fees (unless itemized above) are extra. Not available with special finance or lease offers. The Manufacturer’s Suggested Retail Price excludes tax, title, license, dealer fees and optional equipment. Dealer sets final price.

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