2026 GMC Sierra 2500HD AT4 4x4 Coastal Dune Lenz Truck Center
Meet the 2026 GMC Sierra 2500HD AT4 4x4 Crew Cabâ"engineered for those who demand serious capability without compromise. This Beige powerhouse combines the legendary Duramax 6.6L V8 Turbodiesel with a 10-speed automatic transmission and intelligent 4WD technology, delivering the dependability and performance you expect from GMC's premium heavy-duty lineup. With just over 9,400 miles, this truck feels virtually new and is ready for work or weekend adventures.
Key Features:
- AT4 PREMIUM PLUS PACKAGE
- 4SB PREFERRED EQUIPMENT GROUP
- GOODYEAR WRANGLER TRAILRUNNER AT LT275/65R20 TIRES
- DURAMAX 6.6L V8 TURBODIESEL WITH 10-SPEED AUTOMATIC AND 4X4
- 360-DEGREE CAMERA WITH BACKUP AND REVERSE SENSORS
- ADAPTIVE CRUISE CONTROL AND BLIND-SPOT MONITORS
- HEATED AND COOLED FRONT BUCKET SEATS PLUS HEATED SECOND-ROW SEATING
- APPLE CARPLAY AND ANDROID AUTO WITH TOUCHSCREEN CONTROLS
- BOSE PREMIUM SOUND SYSTEM WITH VOICE RECOGNITION
- MOONROOF AND POWER DEPLOYABLE RUNNING BOARDS
- SPRAY-IN BED LINER WITH 6.75-FOOT BOX
- POWER SLIDING REAR WINDOW AND INTEGRATED BRAKE CONTROLLER
- 20-INCH HIGH-GLOSS BLACK WHEELS
This AT4 includes an Off-Road Suspension, 2-speed active transfer case, and the X31 Off-Road Package for genuine trail capability. The Technology Package brings head-up display, wireless charging, and hitch guidance with integrated trailering software. Remote start, keyless access with push-button start, and a heated steering wheel add premium convenience daily. Comprehensive safety features include automatic emergency braking, forward collision alert, rear cross-traffic alert, and ultrasonic park assist.
Visit us to experience this exceptional truck firsthand. We're confident you'll appreciate the quality, capability, and attention to detail that sets this Sierra 2500HD apart. Our team is ready to answer your questions and help you drive home today.
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All of our vehicles are Lenz Certified by passing a rigorous safety inspection by our certified technicians. Each vehicle is prepped cosmetically and mechanically and ready to be delivered! We can ship your truck anywhere in the United States. Contact us to find out why Lenz Truck Center is selling a lot of trucks in a very different way. EXPECT TO BE IMPRESSED! We attempt to ensure every effort is made to assure the accuracy of these ads, however, errors may occur. We will do our best to keep all information current and accurate; however the dealership should be contacted for final pricing and availability. Every feature listed on the Factory window sticker may not be available. All prices are plus any applicable state taxes and service fees. Tax, title, license, service fee, and shipping are extra if/when applicable. May not apply on all transactions, ask Sales Staff for Details.
Used 2026 GMCSierra 2500HD 4x4 Crew Cab AT4
- Diesel
- Exterior Color
- Coastal Dune
- Interior Color
- Black/brown Accents
- Odometer
- 9,417 miles
- Body/Seating
- Truck/5 seats
- Seats
- 5 seats
- Transmission
- 10-Speed Automatic
- Drivetrain
- 4WD
- Engine
- Duramax 6.6L V8 Turbodiesel
- VIN
- 1GT1UPEY6TF147506
- Stock Number
- T36427
Dealer Notes
Highlighted Features
- Lane departure
- Leather upholstery
- Automatic temperature control
- Emergency communication system
- Premium audio system
- Wireless phone connectivity
- Parking sensors
- Exterior parking camera front
- Exterior parking camera left
- Exterior parking camera right
- Exterior parking camera rear
- Front dual zone A/C
Included Packages & Accessories
- AT4 Preferred Package
- AT4 Premium Plus Package
- Preferred Equipment Group 4SB
- Technology Package
- X31 Off-Road Package
- 7 Speakers
- AM/FM radio: SiriusXM with 360L
- Bose Premium 7-Speaker Sound System
- Premium audio system: Premium GMC Infotainment System
- Radio: AM/FM Stereo with Premium GMC Infotainment System
- Steering Wheel Audio Controls
- Air Conditioning
- Automatic temperature control
- Electric Rear-Window Defogger
- Front dual zone A/C
- Rear window defroster
- 120-Volt Bed Mounted Power Outlet
- 120-Volt Instrument Panel Power Outlet
- Driver Memory
- Memory seat
- Power seats
- Power steering
- Power windows
- Push Button Start
- Remote keyless entry
- Remote Vehicle Starter System
- Steering wheel mounted audio controls
- Manual Tilt-Wheel/Telescoping Steering Column
- Off-Road Suspension
- Speed-sensing steering
- Traction control
- 4-Wheel Disc Brakes
- ABS brakes
- Dual front impact airbags
- Dual front side impact airbags
- Emergency communication system: OnStar
- Front anti-roll bar
- Front wheel independent suspension
- Keyless Open and Start
- Low tire pressure warning
- Occupant sensing airbag
- Overhead airbag
- Power Sunroof
- Pickup Box
- Brake assist
- Electronic Stability Control
- Lane Departure Warning System
- Hill Descent Control
- Auto High-beam Headlights
- Delay-off headlights
- Front fog lights
- Fully automatic headlights
- Panic alarm
- Security system
- Unauthorized Entry Theft-Deterrent System
- Speed control
- 2-Speed Active Transfer Case
- Heavy-Duty 80 Amp Battery
- Auto-dimming door mirrors
- Bumpers: body-color
- Gloss Black Header Grille and Grille Insert Bars
- Heated door mirrors
- IntelliBeam Automatic High Beam on/Off
- LED Cargo Area Lighting
- Power door mirrors
- Rear step bumper
- Rear Wheelhouse Liners
- Spray-on Pickup Bedliner with GMC Logo
- Turn signal indicator mirrors
- 2 Charge-Only Rear USB Ports
- 2 Charge/Data USB Ports Inside Center Console
- 2 USB Ports
- Apple CarPlay/Android Auto
- Auto-dimming Rear-View mirror
- Automatic Emergency Braking
- Bed View Camera with Two Trailer Camera Provisions
- Buckle to Drive
- Compass
- Driver door bin
- Driver vanity mirror
- Floor-Mounted Center Console
- Following Distance Indicator
- Forward Collision Alert
- Front Pedestrian Braking
- Front Premium Floor Liners with Removable Carpet Insert
- Front reading lights
- HD Surround Vision
- Heated steering wheel
- Illuminated entry
- OnStar Services Capable
- Outside temperature display
- Overhead console
- Passenger vanity mirror
- Rear Cross Traffic Alert
- Rear Premium Floor Liners with Removable Carpet Insert
- Rear reading lights
- Rear seat center armrest
- Tachometer
- Telescoping steering wheel
- Tilt steering wheel
- Trailer Cam Provisions and Trailer Viewing Software
- Trailer Side Blind Zone Alert
- Trip computer
- Ultrasonic Front and Rear Park Assist
- Voltmeter
- Wireless Charging
- Wireless Phone Projection
- 10-Way Power Driver Seat Adjuster with Lumbar
- 10-Way Power Passenger Seat Adjuster with Lumbar
- 2nd ROW Heated seats
- Front Bucket Seats
- Front Center Armrest
- Heated 2nd Row Outboard Seats
- Heated Driver and Front Outboard Passenger Seats
- Heated front seats
- Perforated Leather-Appointed Front Seat Trim
- Power driver and passenger seat
- Safety Alert Seat
- Split folding rear seat
- Ventilated Driver and Front Passenger Seats
- Ventilated front seats
- Passenger door bin
- Hitch Guidance with Hitch View
- in-Vehicle Trailering System App
- Wheels: 20" High Gloss Black 8 Spokes Aluminum
- Deep-Tinted Glass
- Front Rain-Sensing Wipers
- Power Front Passenger Windows with Express Up/Down
- Rain sensing wipers
- Variably intermittent wipers
- 3.42 Axle Ratio
- 6.75 FOOT BOX
- 4x4
- MOONROOF
- 360 DEGREE CAMERA
- ADAPTIVE CRUISE CONTROL
- BLIND-SPOT MONITORS
- TOUCHSCREEN CONTROLS
- HEADS-UP DISPLAY
- BACKUP CAMERA
- KEYLESS ACCESS WITH PUSH BUTTON START
- APPLE CARPLAY
- ANDROID AUTO
- VOICE RECOGNITION
- BLUETOOTH HANDS-FREE
- STEERING WHEEL CONTROLS
- SPRAY IN BED LINER
- REVERSE SENSORS
- REAR DEFROST
- POWER SLIDING REAR WINDOW
- POWER DEPLOYABLE RUNNING BOARDS
- INTEGRATED BRAKE CONTROLLER
- HEATED STEERING WHEEL
- HEATED SECOND ROW SEATS
- HEATED AND COOLED FRONT BUCKET SEATS
- FACTORY REMOTE START
- DUAL POWER LEATHER SEATS
- DUAL CLIMATE
- BOSE SOUND SYSTEM
- 36 MONTH YEAR OR 36000 MILE FACTORY BUMPER TO BUMPER WARRANTY
- 60 MONTH OR 60000 MILE FACTORY POWERTRAIN WARRANTY
- GOODYEAR WRANGLER TRAILRUNNER AT LT275/65R20 TIRES
Detailed Specifications
- 1-touch down
- 1-touch up
- Adaptive Cruise Control
- Air conditioning
- Auto-dimming rearview mirror
- Automatic temperature control
- Driver door bin
- Driver vanity mirror
- Emergency communication system: OnStar
- Front beverage holders
- Front dual zone A/C
- Heated steering wheel
- Illuminated entry
- Memory seat
- Overhead console
- Passenger door bin
- Passenger vanity mirror
- Power windows
- Proximity key: doors and push button start
- Rear beverage holders
- Rear door bins
- Remote engine start
- Remote keyless entry
- Speed control
- Surround View Monitor: HD Surround Vision w/Hitch View yes
- Telescoping steering wheel
- Tilt steering wheel
- Alloy wheels
- Front anti-roll bar
- Front wheel independent suspension
- Power steering
- Single rear wheels
- Speed-sensing steering
- Tires: all-terrain
- 1st row LCD monitors: 2
- Premium audio system: Premium GMC Infotainment System
- Primary LCD size: 13.4"
- Smart device integration: Apple CarPlay/Android Auto
- Speaker type: Bose
- Speakers: 7
- Steering wheel mounted audio controls
- Turn-by-turn navigation directions: OnStar Turn-by-Turn Navigation
- Wireless Phone Charger: front
- Wireless phone connectivity: Bluetooth
- Front center armrest
- Front seats: bucket
- Heated front seats
- Heated rear seats
- Leather upholstery
- Max seating capacity: 5
- Power 2-way driver lumbar support
- Power 2-way passenger lumbar support
- Power driver seat
- Power passenger seat
- Rear seat center armrest
- Rear seats: split-bench
- Rear seats Folding position: fold-up cushion
- Seat Upholstery: leather
- Split folding rear seat
- Ventilated front seats
- 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): 257mm (10.1")
- Auto-dimming door mirrors
- Bedliner
- Bumpers: body-color
- Heated door mirrors
- Hitch Class: IV
- Left rear passenger door: conventional
- Power door mirrors
- Rear cargo: tailgate
- Rear step bumper
- Right rear passenger: conventional
- Skid plates
- Trailer hitch
- Trailer sway control
- Turn signal indicator mirrors
- Engine displacement: 6.6 L
- Exterior body width: 2,079mm (81.8")
- Exterior height: 2,027mm (79.8")
- Exterior length: 6,369mm (250.8")
- 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: 8.0m (26.3')
- Wheelbase: 4,039mm (159.0")
- Appearance: digital/analog
- Auto high-beam headlights
- Blind spot: Trailer Side Blind Zone Alert warning
- Compass
- Configurable
- Delay-off headlights
- Exterior parking camera cargo
- Exterior parking camera front
- Exterior parking camera left
- Exterior parking camera rear: HD Rear Vision Camera w/Hitch View yes
- Exterior parking camera right
- Front fog lights
- Front reading lights
- Fully automatic headlights
- Lane departure: Lane Departure Warning warning
- Low tire pressure warning
- Oil pressure gauge
- Outside temperature display
- Parking sensors: UltraSonic front and rear
- Rain sensing wipers
- 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: Forward Collision Alert with Automatic Braking mitigation
- Front pedestrian detection: prevention
- Ignition disable
- Occupant sensing airbag
- Overhead airbag
- Panic alarm
- Perimeter/approach lights
- Rear collision: Rear Cross-Traffic Alert warning
- Security system
- Traction control