Meet the 2026 GMC Sierra 3500HD Pro, a heavy-duty truck engineered for serious work and dependable performance. This new arrival combines the capability you need with the modern conveniences that make the job easier.
This truck comes equipped with a formidable Duramax 6.6L V8 Turbodiesel engine producing 470 horsepower and 975 lb-ft of torque, paired with a 10-speed automatic transmission and 4WD capability. Built for heavy hauling and towing applications, this Pro model is backed by a comprehensive feature set:
- Duramax 6.6L V8 Turbodiesel with 470 hp and 975 lb-ft torque
- 10-Speed Automatic Transmission with 2-Speed Electronic Shift Transfer Case
- Gooseneck and 5th Wheel Prep Package for trailer compatibility
- Hitch Package and Suspension Package for towing stability
- EZ Lift Power Lock and Release Tailgate for convenient bed access
- Spray-on Pickup Bedliner for cargo protection
- Ultrasonic Front and Rear Park Assist for confident maneuvering
- Lane Change Alert with Side Blind Zone Alert
- Rear Cross Traffic Alert and Automatic Emergency Braking
- LED Cargo Area Lighting and Perimeter Lighting
- Wireless Phone Projection and GMC Infotainment System
- Auto-Dimming Inside Rear-View Mirror
- Push Button Start and Remote Keyless Entry
The Pro Safety Plus Package adds layers of protection with advanced driver assistance technology, including forward collision alert and front pedestrian braking. The suspension package is engineered to handle demanding loads while maintaining control on varied terrain. Power-adjustable black outside mirrors, chrome bumpers, and the distinctive chrome grille with flat black insert bars deliver a professional appearance.
Inside, you'll find practical comfort features designed for long workdays. The front 40/20/40 split-bench seats with lockable storage provide flexibility, while the tilt steering wheel, power steering, and climate control keep you comfortable during extended drives. The 6-speaker audio system with AM/FM radio and GMC Infotainment System keeps you connected, and dual USB charge ports support your devices.
This Sierra 3500HD is equipped with the reliability features that matter for serious work: a heavy-duty 80 amp-hour battery, 220 amp alternator, engine block heater for cold-weather starts, and an exhaust brake for controlled descents. Fully automatic headlights with auto high-beam functionality and variably intermittent wipers adapt to changing conditions.
Safety is integrated throughout, with dual front and front side impact airbags, 4-wheel disc brakes with ABS, electronic stability control, and traction control. The low tire pressure warning system and occupant sensing airbags provide additional peace of mind.
The 2026 GMC Sierra 3500HD Pro represents a commitment to capability, safety, and dependability. Whether you're managing a commercial fleet or handling personal hauling needs, this truck is ready to deliver. We invite you to examine this vehicle in person and discover how it can serve your unique requirements. Contact us today to schedule your test drive. Not all customers may qualify for all rebates listed, see dealer for details. Price includes: $3500 - Buick & GMC Consumer Cash Program. Exp. 09/30/2026
Used 2026 GMCSierra 3500HD Pro
- Diesel
- Exterior Color
- Summit White
- Interior Color
- Jet Black
- Odometer
- 4 miles
- Transmission
- 10-Speed Automatic
- Drivetrain
- 4WD
- Engine
- Duramax 6.6L V8 Turbodiesel
- VIN
- 1GT4USEY7TF339419
- Stock Number
- TF339419
GMC
Sierra 3500HD
Highlighted Features
- Lane departure
- Emergency communication system
- Premium audio system
- Wireless phone connectivity
- Exterior parking camera rear
- Auto high-beam headlights
- Split folding rear seat
- Perimeter/approach lights
- Remote keyless entry
- Fully automatic headlights
- Trailer sway control
Included Packages & Accessories
- 1SA Pro Safety Plus Package
- Convenience Package
- Gooseneck/5th Wheel Prep Package
- Hitch Package
- Preferred Equipment Group 1SA
- Suspension Package
- 6 Speakers
- 6-Speaker Audio System Feature
- AM/FM radio
- Premium audio system: GMC Infotainment System
- Radio: AM/FM with GMC Infotainment System
- Air Conditioning
- Electric Rear-Window Defogger
- 120-Volt Bed Mounted Power Outlet
- 120-Volt Instrument Panel Power Outlet
- 4-Way Manual Driver Seat Adjuster
- Power steering
- Power windows
- Push Button Start
- Remote Keyless Entry
- Remote keyless entry
- Traction control
- 4-Wheel Disc Brakes
- ABS brakes
- Dual front impact airbags
- Dual front side impact airbags
- Emergency communication system: OnStar Services capable
- EZ Lift Power Lock and Release Tailgate
- Front anti-roll bar
- Front wheel independent suspension
- Low tire pressure warning
- Occupant sensing airbag
- Overhead airbag
- Pickup Bed
- Brake assist
- Electronic Stability Control
- Lane Departure Warning System
- Exterior Parking Camera Rear
- Auto High-beam Headlights
- Delay-off headlights
- Fully automatic headlights
- Perimeter Lighting
- Panic alarm
- Speed control
- 2-Speed Electronic Shift Transfer Case
- 220 Amp Alternator
- Engine Block Heater
- Exhaust Brake
- Heavy-Duty 80 Amp-Hour Battery
- High Idle Switch
- Bumpers: chrome
- Chrome Grille with Flat Black Grille Insert Bars
- Front License Plate Kit
- IntelliBeam Automatic High Beam on/Off
- LED Cargo Area Lighting
- Power-Adjustable Black Outside Mirrors
- Rear step bumper
- Spray-on Pickup Bedliner
- Winter Grille Cover
- 2 Charge-Only Rear USB Ports
- 2 Charge/Data USB Ports
- Auto-Dimming Inside Rear-View Mirror
- Automatic Emergency Braking
- Buckle to Drive
- Compass
- Driver door bin
- Following Distance Indicator
- Forward Collision Alert
- Front 40/20/40 Split-Bench Seats with Lockable Storage
- Front Pedestrian Braking
- Front reading lights
- Illuminated entry
- Lane Change Alert with Side Blind Zone Alert
- Outside temperature display
- Overhead console
- Passenger vanity mirror
- Rear Cross Traffic Alert
- Rear reading lights
- Tachometer
- Tilt steering wheel
- Trip computer
- Ultrasonic Front and Rear Park Assist
- Voltmeter
- Wireless Phone Projection
- 4-Way Manual Passenger Seat Adjuster
- Split folding rear seat
- Vinyl Seat Trim
- Front Center Armrest w/Storage
- Passenger door bin
- Deep-Tinted Glass
- Solar Absorbing Tinted Glass
- Variably intermittent wipers
Detailed Specifications
- 1-touch down
- 1-touch up
- Air conditioning
- Driver door bin
- Emergency communication system: OnStar Services capable
- Front beverage holders
- Illuminated entry
- Overhead console
- Passenger door bin
- Passenger vanity mirror
- Power windows
- Proximity key: push button start only
- Rear door bins
- Remote keyless entry
- Speed control
- Tilt steering wheel
- Front anti-roll bar
- Front tires: 275/70SR18.0E
- Front wheel independent suspension
- Power steering
- Rear tires: 275/70SR18.0E
- Single rear wheels
- Tires: all-terrain
- Wheel size: 18"
- 1st row LCD monitors: 1
- Premium audio system: GMC Infotainment System
- Primary LCD size: 7.0"
- Smart device integration
- Speakers: 6
- Turn-by-turn navigation directions: OnStar Turn-by-Turn Navigation
- Wireless phone connectivity
- Front center armrest: w/storage
- Rear seats: split-bench
- Rear seats Folding position: fold-up cushion
- Split folding rear seat
- Cylinder configuration: V-8
- Drive type: four-wheel
- Electric motor 1 torque: none
- Electric motor horsepower: none
- Engine liters: 6.6L
- Engine location: front
- Fuel tank capacity: 36.0gal.
- Hybrid electric powertrain type: none
- Hybrid system combined power torque: none
- Hybrid system net power: none
- Hybrid traction battery type: none
- Manual-shift auto
- Mode select transmission
- Rear locking differential
- Transmission: 10 speed automatic
- Variable valve control
- Ground clearance (min): 283mm (11.1")
- Bumpers: chrome
- Hitch Class: IV
- Left rear passenger door: conventional
- Rear cargo: tailgate
- Rear step bumper
- Right rear passenger: conventional
- Trailer hitch
- Trailer sway control
- Engine displacement: 6.6 L
- Exterior body width: 2,079mm (81.8")
- Exterior height: 2,049mm (80.7")
- Exterior length: 6,776mm (266.8")
- Front headroom: 1,093mm (43.0")
- Front hiproom: 1,554mm (61.2")
- Front legroom: 1,131mm (44.5")
- Front shoulder room: 1,677mm (66.0")
- Rear headroom: 1,019mm (40.1")
- Rear hiproom: 1,530mm (60.2")
- Rear legroom: 1,102mm (43.4")
- Rear shoulder room: 1,659mm (65.3")
- Turning radius: 8.7m (28.5')
- Wheelbase: 4,369mm (172.0")
- Appearance: analog
- Auto high-beam headlights
- Compass
- Delay-off headlights
- Exterior parking camera rear
- Front reading lights
- Fully automatic headlights
- Lane departure: warning
- Low tire pressure warning
- Oil pressure gauge
- Outside temperature display
- Rear reading lights
- Tachometer
- Trip computer
- Variably intermittent wipers
- Voltmeter
- 4 wheel disc brakes
- ABS brakes
- Brake assist
- Dual front impact airbags
- Dual front side impact airbags
- Electronic stability
- Forward collision: mitigation
- Front pedestrian detection: prevention
- Ignition disable
- Occupant sensing airbag
- Overhead airbag
- Panic alarm
- Perimeter/approach lights
- Traction control
Dealer Notes
- Selling Price
- $66,575
- Doc Fee
- $225
- Final Price
- $66,800
- We're here to help: (903) 500-4343
- We're here to help: (903) 500-4343




