Equipment
Protect it from unwanted accidents with a cutting edge backup camera system. The GMC Sierra's Lane Departure Warning helps keep you in your lane. When you encounter slick or muddy roads, you can engage the four wheel drive on this unit and drive with confidence. This 1 ton pickup embodies class and sophistication with its refined white exterior. Greater towing safety becomes standard with the installed trailer brake. With the keyless entry system on the GMC Sierra you can pop the trunk without dropping your bags from the store. This 2026 GMC Sierra 3500 has a V8, 6.6L high output engine. Keep safely connected while in it with OnStar. You may enjoy services like Automatic Crash Response, Navigation, Roadside Assistance and Hands-Free Calling. The Electronic Stability Control will keep you on your intended path. This vehicle has a diesel engine. This vehicle features cruise control for long trips. The high efficiency automatic transmission shifts smoothly and allows you to relax while driving.
Packages
Convenience Package: LED Cargo Area Lighting; EZ Lift Power Lock and Release Tailgate; Deep-Tinted Glass; Outside Power-Adjustable Black Mirrors; Electric Rear-Window Defogger. Preferred Equipment Group 1SA: Remote Keyless Entry; 2-Speed Electronic Shift Transfer Case; Sierra HD Pro Safety; Wireless Phone Projection; Solar Absorbing Tinted Glass; Push Button Start; Chrome Grille with Flat Black Grille Insert Bars; 2 Charge/data USB Ports. Gooseneck/5th Wheel Prep Package. Black Assist Step. Spray-On Pickup Bedliner. Spare LT275/70R18 AT BW Tire. Hitch Package. Electric Rear-Window Defogger. 120-Volt Instrument Panel Power Outlet. Deep-Tinted Glass. LED Cargo Area Lighting. Heated Power-Adjustable Outside Mirrors. **Equipment listed is based on original vehicle build and subject to change. Please confirm the accuracy of the included equipment by calling the dealer prior to purchase.**
New 2026 GMCSierra Pro
- Diesel
- Exterior Color
- Summit White
- Interior Color
- Jet Black
- Body/Seating
- Crew Cab/6 seats
- Seats
- 6 seats
- Transmission
- 10-speed automatic
- Drivetrain
- 4WD
- Engine
- V8, 6.6L
- VIN
- 1GT4USEY6TF428284
- Stock Number
- C26491
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
- Bedliner
- Heated door mirrors
Included Packages & Accessories
- Convenience Package: LED Cargo Area Lighting; EZ Lift Power Lock and Release Tailgate; Deep-Tinted Glass; Outside Power-Adjustable Black Mirrors; Electric Rear-Window Defogger
- Preferred Equipment Group 1SA: Remote Keyless Entry; 2-Speed Electronic Shift Transfer Case; Sierra HD Pro Safety; Wireless Phone Projection; Solar Absorbing Tinted Glass; Push Button Start; Chrome Grille with Flat Black Grille Insert Bars; 2 Charge/data USB Ports
- Gooseneck/5th Wheel Prep Package
- Black Assist Step
- Spray-On Pickup Bedliner
- Spare LT275/70R18 AT BW Tire
- Hitch Package
- Electric Rear-Window Defogger
- 120-Volt Instrument Panel Power Outlet
- Deep-Tinted Glass
- LED Cargo Area Lighting
- Heated Power-Adjustable Outside Mirrors
- Forward collision mitigation with pedestrian impact prevention
- Pedestrian impact prevention
- Mobile hotspot internet access
- Rear mounted camera
- Automatic Emergency Braking brake assist system
- Cruise control with steering wheel mounted controls
- Primary monitor touchscreen
- Lane departure warning
- Part-time 4WD
- Duramax 6.6L V-8 direct injection
- intercooled turbo
- diesel
- engine with 470HP
- Duramax 6.6L V-8
- Teen Driver restricted driving mode/alerts
- Keyfob window control
- Push-button
- Wireless audio streaming
- Hitch Guidance vehicle to trailer hitching assist
- Proximity key with push button start
- Auto high-beam headlights
- Immobilizer
- OnStar Services capable vehicle integrated emergency SOS system
- Handsfree wireless device connectivity
- Smart device wireless mirroring
- Trailer brake controller
- Trailer sway control
- Trailering Assist Guidelines vehicle and trailer reverse assist with visual graphic guidance only
- GMC Infotainment System external memory control
- Internet radio capability
- Electronic stability control system with anti-roll
- Hill Hold Assist
- Rear seat check warning
- 1 exterior 120V AC power outlet
- 0.400 kW
- LED daytime running lights
- BedStep integrated side steps
- EZ Lift
- EZ Lower
- Trailer hitch light
- Manual rear child safety door locks
- MyGMC Mobile App mobile app access
- Heated driver and passenger side door mirrors
- Gauge cluster display size: 3.50
- Manual tilting steering wheel
- Wheel hub covers
- 18 x 8-inch front and rear silver steel wheels
- LT275/70SR18 AT BSW front and rear tires
- Cloth front seat upholstery
- 6 airbags
- Driver front impact airbag
- Seat mounted side impact driver airbag
- Curtain first and second-row overhead airbags
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
- AM/FM radio
- 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
- Basic warranty: 36 months/36,000miles
- Corrosion perforation warranty: 72 months/100,000miles
- Diesel engine warranty: 60 months/100,000miles
- Maintenance warranty: 12 months/ unlimited distance
- Powertrain warranty: 60 months/60,000miles
- Roadside assistance coverage: 60 months/60,000miles
- Front center armrest: w/storage
- Front seats: bench
- Max seating capacity: 6
- Rear seats: split-bench
- Rear seats Folding position: fold-up cushion
- Seat Upholstery: vinyl
- Split folding rear seat
- Block heater
- Compressor: intercooled turbo
- 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.
- Horsepower: 470hp @ 2,800RPM
- 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
- Number of valves: 32
- Rear locking differential
- Recommended fuel: Diesel
- Standard fuel economy fuel type: diesel
- Torque: 975 lb.-ft. @ 1,600RPM
- Transmission: 10 speed automatic
- Variable valve control
- Ground clearance (min): 283mm (11.1")
- Bedliner
- Bumpers: chrome
- Heated door mirrors
- Hitch Class: IV
- Left rear passenger door: conventional
- Power door mirrors
- Rear cargo: tailgate
- Rear step bumper
- Right rear passenger: conventional
- Trailer hitch
- Trailer sway control
- Turn signal indicator mirrors
- Compression ratio: 16.00 to 1
- Curb weight: 3,634kg (8,011lbs)
- Engine bore x stroke: 103.0mm x 99.0mm (4.06" x 3.90")
- Engine displacement: 6.6 L
- Engine torque: 975 lb.-ft. @ 1,600RPM
- 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")
- GVWR: 5,557kg (12,250lbs)
- Payload: 1,903kg (4,195lbs)
- 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")
- Towing capacity: 9,072kg (20,000lbs)
- 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
- Rear window defroster
- 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
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