New 2026 GMC Sierra 3500 HD SLT DRW
- VIN: 1GT4UUEY3TF346363
- Stock: 26SER148
Basic Info
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Exterior:Summit White
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Drivetrain:Four Wheel Drive
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Interior:Dark Walnut/Slate, Perforated Leather-appointed front outboard seating positions
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Transmission:Automatic
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Engine:6.6L Duramax Turbo-Diesel V8 engine
Key Features
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AWD
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Android Auto
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Apple CarPlay
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Automatic Climate Control
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Backup Camera
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Bluetooth
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Fog Lights
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Lane Departure Warning
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Power Seats
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Premium Audio
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Push Start
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Rain Sensing Wipers
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Remote Start
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Side-Impact Air Bags
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Tow Package
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Wireless Phone Charging
Description
Take command of heavy-duty capability with this 2026 GMC Sierra 3500 SLT 4WD, now available in Tullahoma, TN. Powered by a V8 6.6L Diesel engine, this truck is built for towing, hauling, and everyday confidence. The SLT trim delivers a premium driving experience with Leather Seats, Automatic Climate Control, Remote Start, Lane Departure Warning, and a Heated Steering Wheel for year-round comfort. Inside, the GMC Sierra 3500 SLT blends rugged strength with upscale refinement. Spacious seating, smart technology, and intuitive controls make long drives and demanding jobs feel easier. The advanced 4WD system helps you stay prepared for changing road conditions, while the durable diesel powertrain gives you the muscle serious truck owners expect. If you need a dependable heavy-duty pickup for work or weekend adventures, this 2026 GMC Sierra 3500 SLT deserves a close look. It offers the capability, comfort, and modern safety features shoppers want in a premium diesel truck. Visit us in Tullahoma, TN today to see this impressive GMC Sierra 3500 SLT in person and experience why it stands out among heavy-duty pickups. From jobsite-ready strength to refined daily driving, this GMC Sierra 3500 SLT is a smart choice for Tennessee drivers seeking a capable diesel pickup with luxury touches, advanced safety, and proven 4WD performance in every season.
Equipment
The leather seats in this vehicle are a must for buyers looking for comfort, durability, and style. Protect this 2026 GMC Sierra 3500 from unwanted accidents with a cutting edge backup camera system. This 2026 GMC Sierra 3500 is pure luxury with a heated steering wheel. The GMC Sierra's Lane Departure Warning helps keep you in your lane. Start this unit from inside with remote start. This model offers Automatic Climate Control for personalized comfort. Greater towing safety becomes standard with the installed trailer brake. Maintaining a stable interior temperature in this 2026 GMC Sierra 3500 is easy with the climate control system. Keep safely connected while in this model with OnStar. You may enjoy services like Automatic Crash Response, Navigation, Roadside Assistance and Hands-Free Calling. This GMC Sierra embodies class and sophistication with its refined white exterior. This 1 ton pickup has a V8, 6.6L high output engine. When you encounter slick or muddy roads, you can engage the four wheel drive on this 1 ton pickup and drive with confidence.
Additional Information
Stan’s Daily Market Savings* available to everyone. Advertised price includes all dealer fees and charges. Price excludes only applicable tax, title, license, and government fees. Pricing may include applicable manufacturer incentives, rebates, and bonus cash. Please contact the dealership for complete details. Monthly payment calculator is an estimate for informational purposes only and does not include tax, title, license, or applicable finance charges. Actual terms may vary. All prices, specifications, and availability are subject to change without notice to correct errors or omissions or due to inventory fluctuations. All vehicles are subject to prior sale. Vehicle photos may not represent the actual vehicle. Accessories, colors, and options may vary. Please verify all information with the dealership. The Manufacturer’s Suggested Retail Price (MSRP) excludes tax, title, license, and government fees. Dealer sets final price.
Vehicle Details
Exterior
- 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
- Outside power-adjustable vertical trailering mirrors with power folding/extending auto-dimming driver and passenger upper glass
- Chrome mirror caps
- AT4 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
- Chrome front bumper
- May require additional optional equipment
- Deep-tinted glass
- Provides added protection from sun and glare
- Rainsense automatic wipers
- When turned on, will automatically clear the windshield when sensors detect varying degrees of precipitation on the windshield
- Stainless-steel beltline moldings
- 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
- Chrome mirror caps
- Animated LED projectors headlamps with LED turn signals and Daytime Running Lamps
- Tailgate with EZ Lift assist, power lock & release
- Hitch area lighting
- May require additional optional equipment
- Tailgate and bed rail protection caps
- 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
- LED fog lamps
- Chrome door handles
- Standard tailgate
- Cargo bed LED lighting
- Provides light to find cargo in the bed
- May require additional optional equipment
- Chrome rear bumper
- With integrated CornerSteps
- May require additional optional equipment
- Spare tire carrier lock
- Helps keep spare tire secure
- 6" Chrome assist steps
- Steps make it easier to get in and out of your vehicle
- Textured step pads help provide secure footing
- May require additional optional equipment
- 18" LT235/80R18 blackwall all-terrain spare tire
- 18" LT235/80R18 all-terrain, blackwall tires
- Smoked Amber LED roof marker lamps
- Roof-mounted lamps near the front of the cab
- 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
- 18" Polished forged aluminum wheels
- Denali includes "Denali" center caps.
- Chrome wheel trim and chrome center caps
- Winter Grille Cover
- May require additional optional equipment
Interior
- 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
- 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
- Outside temperature display
- Located in infotainment display
- Keyless Open and Start
- With the key fob in your possession, lock and unlock your car's doors by pressing the button on a front exterior door handle, increasing convenience
- Lockout protection helps you avoid locking keys in the vehicle
- Power door locks
- Allows you to lock and unlock doors easily whether it's from the driver or front passenger seat or from outside using the key fob (when equipped)
- 10-way power driver seat with power lumbar
- Includes 8-way power driver seat
- Includes a 2-way power lumbar control
- 12.3" diagonal color Driver Information Center
- Includes driver personalization, warning messages and vehicle information
- Replaces traditional analog gauges with fully reconfigurable high definition cluster layout
- High definition display provides crisp, premium appearance
- Steering-wheel mounted controls
- Allow the driver to easily operate the audio system and phone interface controls
- May require additional optional equipment
- Dual-zone automatic climate control
- Automatically maintains the selected temperatures for both the driver and front passenger
- Allows individual climate settings for both driver and front passenger
- Driver and front passenger can choose a temperature up to 30 degrees difference
- May require additional optional equipment
- Driver memory
- Press memory button 1 or 2 to program and recall preferences
- 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
- 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
- Front carpeted floor mats
- Helps protect your interior from road debris and the elements
- Color-keyed to match the interior
- Denali models feature unique premium tufted carpeting
- Assist handles
- Front A-pillar mounted for Driver and Passenger
- Rear B-pillar mounted
- 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
- USB ports
- (2) Data/charge ports located on instrument panel1
- 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 carpeted floor mats
- Helps protect your interior from road debris and the elements
- Color-keyed to match the interior
- Denali models feature unique premium tufted carpeting
- USB ports
- (2) Charge ports located on rear of console1
- 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
- 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
- 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
- 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
- Front center console
- Includes reconfigurable feature with cupholders, cell phone storage, power cord management and file holder capacity
- May require additional optional equipment
- Ventilated driver and front passenger seats
- Separate buttons on the climate control panel allow you to choose from 3 levels of fan circulation
- Individually controlled
- Cooling feature includes both seatbacks and cushions
- May require additional optional equipment
- Wireless Charging
- Uses induction technology for select portable electronic devices1
- Convenient charging location on the top of the center console
- Customers can charge their smartphones while they drive without connecting to any cables
- May require additional optional equipment
- Front bucket seats
- May require additional optional equipment
Entertainment
- SiriusXM with 360L Trial Subscription
- With your trial subscription, new GM vehicles equipped with SiriusXM with 360L advance in-car technology will bring you closer to your favorite stars, artists, creators, hosts and athletes1
- SiriusXM with 360L transforms your ride with our most extensive and personalized radio experience on the road that lets you enjoy ad-free music, talk and news, live sports, comedy, podcasts and more
- Experience SiriusXM wherever you go in your vehicle and on the SiriusXM app with personalization features to make discovering your perfect entertainment easier than ever before
- Bluetooth®
- Pair your compatible mobile phone to your vehicle's infotainment system1
- Place and receive hands-free phone calls
- Store your phone's contact list in the system to place an outgoing call quickly using the touch-screen display or voice command system
- With streaming audio capability, you can listen to files stored on your phone or Bluetooth digital media device
- Wireless phone projection
- For Apple CarPlay™1 and Android Auto™2
- 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)
- 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
- Digital Variable Steering Assist
- This system automatically adjusts steering based on speed, road conditions, and other inputs to help reduce driver fatigue
- 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
- Suspension Package
- Designed to help maintain handling and ride quality while towing a trailer or carrying a load
- 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
- 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
- Pickup bed
- Roll-formed high-strength steel
- Includes bed assist step
- 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
- External engine oil cooler
- Heavy-duty air-to-oil cooler
- Helps extend engine oil life under heavy loads
- 6.6L Duramax Turbo-Diesel V8 engine
- 470 hp [350.5 kW] @ 2800 rpm
- 975 lb-ft of torque [1322 Nm] @ 1600 rpm
- 3.42 rear axle ratio
- Exhaust brake
- Engine block heater
- Capped fuel fill
- Paired with an Allison® 10-speed automatic transmission
- Diesel Exhaust Fluid (DEF) fill located in fuel door
- Engine after run feature for cooling performance
- May require additional optional equipment
- Gooseneck / 5th Wheel Prep Package
- Hitch platform to accept Gooseneck or 5th wheel hitch
- Hitch platform with tray to accept ball and stamped box holes with caps installed
- Box mounted 7-pin trailer harness
- May require additional optional equipment
- Diesel exhaust brake
- Reduces the amount of conventional braking needed while towing a heavy trailer or driving downhill
- Uses the variable vanes in the turbocharger to smoothly and quietly create additional back pressure in the engine to help slow the vehicle
- Works with the transmission's Tow/Haul mode and Auto Grade Braking to help the driver maintain the desired speed even on long, steep downgrades
- Switch activated
- May require additional optional equipment
- 10-speed automatic transmission
- Tow/Haul mode reduces shift cycling for better control and improved cooling when towing or hauling heavy loads
- Electronically controlled with overdrive
- Auto Grade Braking that automatically downshifts when needed to enable engine braking, helping to slow the vehicle on downhill grades and reduce brake wear (operates in Tow/Haul mode)
- May require additional optional equipment
- Skid plates
- Help protect the front underbody, oil pan and transfer case
- May require additional optional equipment
- Heavy-duty 730 cold-cranking amps battery
- 70 Amp-hr
- Maintenance-free with rundown protection and retained accessory power
- 220-amp alternator
- May require additional optional equipment
- 3.42 rear axle ratio
- Requires a diesel engine
- Engine block heater
- Helps ease cold weather starts
- Heats the engine and engine block fluids
- 14,000 lbs. GVWR
- When properly equipped; includes weight of vehicle, passengers, cargo and equipment
- Capped fuel fill
- Requires diesel engine or pickup bed delete
Safety
- Lane Departure Warning
- Alerts you when it detects that you are unintentionally drifting out of detected lane lines1
- System alerts do not occur if you're using your turn signal, or it detects you may be intentionally leaving your lane
- Forward Collision Alert
- Warns you if it detects a potential collision with a detected vehicle you're following so you can take action1
- Can also provide a tailgating alert if you're following a vehicle much too closely
- Rear Seat Reminder
- Helps to remind the driver to check the back seat(s) before leaving the vehicle1
- Activates when rear doors are opened and closed up to 10 minutes before or anytime while your vehicle is on
- Under certain conditions, once the vehicle is switched off, designed to sound audible chimes and display a visual message within the driver display
- Activates only once each time the vehicle is turned on and off, and would require re-activation on a second trip
- Rear Seat Belt Indicator
- Following Distance Indicator
- Displays the following time in seconds between your vehicle and a detected vehicle in front of you1
- Designed to help you maintain a safe following distance
- 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
- 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
- HD Rear Vision Camera
- Shows high-resolution digital image of area directly behind your vehicle while in Reverse1
- Can help you park or avoid vehicles and objects
- You can also display an overlay of where your vehicle is heading
- Tailgate must be in the raised position for the HD Rear Vision Camera to operate properly
- May require additional optional equipment
- Front Pedestrian Braking
- At speeds between 5 and 50 mph, can help you avoid or reduce the severity of a collision with a pedestrian it detects directly in front of you1
- Provides pedestrian alerts and can automatically provide hard emergency braking or enhance driver's hard braking
- Limited nighttime and low visibility performance
- Tire Pressure Monitoring System with Tire Fill Alert
- Monitors tire pressure and alerts of an under-inflated condition in one or more of the tires1
- Provides visual and audible alerts outside the vehicle when inflating an under inflated tire to the recommended tire pressure
- 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.
- Automatic Emergency Braking
- Can help you avoid or reduce the severity of a collision with a detected vehicle you're following using camera technology1
- Can automatically provide hard emergency braking or enhance your hard braking
- Works at speeds between 5 and 50 mph
- OnStar Basics
- Drive confidently with core OnStar services including1
- Remote commands
- Built-in voice assistance
- Real-time traffic and navigation
- Automatic Crash Response to help if you're in need
- 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
- 6 airbags
- Dual-stage frontal airbags for driver and front outboard passenger1
- Seat-mounted side-impact airbags for driver and front outboard passenger1
- Head-curtain airbags for outboard seating positions1
- Includes front outboard Passenger Sensing System for frontal outboard passenger airbag and illuminates a status light that indicates whether the airbag is on or off1
- LED Daytime Running Lamps
- Seat Belt Adjustable Guide Loops
- Front row only
- Signature LED Daytime Running Lamps
- 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
- Trailer Tire Pressure and Temperature Sensors
- 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
- May require additional optional equipment
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(931) 455-3451Disclaimer:
Stan’s Daily Market Savings* available to everyone.
Pricing of vehicles on this web site does not include options that may have been installed at the Dealership. Pricing may include current promotions, incentives, and/or bonus cash. Monthly payment calculator is an estimate and does not include tax, title, license or $599 processing fee. Please contact the Dealership for the latest pricing and monthly payment. Published price subject to change without notice to correct errors or omissions or in the event of inventory fluctuations. Accessories and color may vary. All Inventory listed is subject to prior sale. The vehicle photo displayed may be an example only. Vehicle Photos may not match the exact vehicle. Please confirm vehicle price with Dealership. See Dealership for details.
Tax, title, license (unless itemized above) are extra. Not available with special finance, lease and some other offers.While great effort is made to ensure the accuracy of the information on this site, errors do occur so please verify information with a customer service rep. This is easily done by calling us at 931-325-4158 or by visiting us at the dealership.
The Manufacturer’s Suggested Retail Price excludes tax, title, license, dealer fees and optional equipment. Dealer sets final price.