2026 GMC Sierra AT4X
GMC Sierra Details
Automatic
V8, 6.6L
Coastal Dune
4WD
Diesel
2 Miles
Obsidian Rush
T26134
1GT4UZEYXTF129356
2500
Leather
AT4X
Estimated Payment
$0 / month
About This 2026 GMC Sierra
Vehicle Details
Experience power and refinement with this 2026 GMC Sierra 2500 AT4X, a rugged 4WD heavy-duty pickup powered by the potent 6.6L V8 diesel engine. Built for towing and off-road capability, this GMC Sierra AT4X pairs class-leading torque with advanced chassis tuning and premium suspension components to tackle worksite demands and weekend adventures alike. Located in Naples, FL, this GMC Sierra is competitively priced — offering the best price in the market for buyers seeking high performance and luxury in one package. Inside, the cabin blends comfort and tech: heated steering wheel for chilly mornings, XM Radio for endless entertainment, and a suite of driver-assist features including Cross-Traffic Alert, Remote Start, and Adaptive Cruise Control to enhance safety and convenience on long drives. The AT4X trim elevates standard equipment with rugged exterior styling, durable bed protection, and premium seating materials that fit both daily duties and long-distance comfort. This GMC Sierra 2500 is ideal for those who demand towing capability without sacrificing modern conveniences. With its diesel V8, four-wheel-drive confidence, and an exceptional feature set, this truck represents outstanding value. Visit our Naples, FL location to test drive and see why this 2026 GMC Sierra 2500 AT4X offers the best price and unmatched capability for serious truck buyers.
Equipment
The steering wheel audio controls on this 3/4 ton pickup keep the volume and station within easy reach. This vehicle has automated speed control that adjusts to maintain a safe following distance, enhancing highway driving convenience. The GMC Sierra offers Apple CarPlay for seamless connectivity. This model offers Android Auto for seamless smartphone integration. This model warns of approaching vehicles with Cross-Traffic Alert. An off-road package is installed on this 3/4 ton pickup so you are ready for your four-wheeling best. The vehicle features a hands-free Bluetooth phone system. The vehicle is pure luxury with a heated steering wheel. Engulf yourself with the crystal clear sound of a BOSE sound system in this 3/4 ton pickup. See what's behind you with the back up camera on the vehicle. This model's Lane Departure Warning helps keep you in your lane. The leather seats in the GMC Sierra are a must for buyers looking for comfort, durability, and style.
Packages
Preferred Equipment Group 4SG: Trailer Side Blind Zone Alert; SiriusXM with 360L Trial Subscription; Power Sliding Rear Window with Defogger; Safety Alert Seat; Ultrasonic Front and Rear Park Assist; Trailer Cam Provisions and Trailer Viewing Software; Electric Rear-Window Defogger; Gloss Black Header Grille and Grille Insert Bars; Unauthorized Entry Theft-Deterrent System; Inside Rearview Auo-Dimming Rear Camera Mirror; Front Rain-Sensing Wipers; 120-Volt Instrument Panel Power Outlet; LED Smoked Amber Roof Marker Lamps; Heated Driver and Front Outboard Passenger Seats; Wireless Charging; Front Premium Floor Liners with Removable Carpet Insert; Rear Premium Floor Liners with Removable Carpet Insert; OnStar Services Capable; Heated 2nd Row Outboard Seats; Power Front Passenger Windows with Express Up/down; HD Surround Vision; Ventilated Driver and Front Passenger Seats; Manual Tilt-Wheel/telescoping Steering Column; Power Sunroof; Multicolor 15" Diagonal Head-Up Display; Keyless Open and Start; Bose Premium Series 12-Speaker System; Push Button Start; LED Cargo Area Lighting; Remote Vehicle Starter System; Hill Descent Control; Floor-Mounted Center Console; Bed View Camera with Two Trailer Camera Provisions; Trailer Tire Pressure Monitor Sensors; Sierra HD Pro Safety; Wireless Phone Projection; 2 USB Ports; Rear Cross Traffic Alert; 2 Charge/data USB Ports Inside Center Console; Steering Wheel Audio Controls; 2 Charge-Only Rear USB Ports; Universal Home Remote; 120-Volt Bed Mounted Power Outlet; 2-Speed Active Transfer Case; Deep-Tinted Glass; Spray-On Pickup Bedliner with GMC Logo; ProGrade Trailering System; Rear Wheelhouse Liners. Coastal Dune. 3 Years SiriusXM. **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.**
Additional Information
Those Who Know to See DeVoe! DeVoe Automotive has been family-owned and operated since 1968! We service all of Southwest Florida, including Naples, Marco Island, Immokalee, Golden Gate, Bonita Springs, Estero, Fort Myers, Cape Coral, Lehigh, and other surrounding areas. The Manufacturer's Suggested Retail Price is for informational purposes only and excludes tax, title, license, and other government fees. The doc fee of $699 is additional. Contact the dealer for the actual sales price.
Experience power and refinement with this 2026 GMC Sierra 2500 AT4X, a rugged 4WD heavy-duty pickup powered by the potent 6.6L V8 diesel engine. Built for towing and off-road capability, this GMC Sierra AT4X pairs class-leading torque with advanced chassis tuning and premium suspension components to tackle worksite demands and weekend adventures alike. Located in Naples, FL, this GMC Sierra is competitively priced — offering the best price in the market for buyers seeking high performance and luxury in one package. Inside, the cabin blends comfort and tech: heated steering wheel for chilly mornings, XM Radio for endless entertainment, and a suite of driver-assist features including Cross-Traffic Alert, Remote Start, and Adaptive Cruise Control to enhance safety and convenience on long drives. The AT4X trim elevates standard equipment with rugged exterior styling, durable bed protection, and premium seating materials that fit both daily duties and long-distance comfort. This GMC Sierra 2500 is ideal for those who demand towing capability without sacrificing modern conveniences. With its diesel V8, four-wheel-drive confidence, and an exceptional feature set, this truck represents outstanding value. Visit our Naples, FL location to test drive and see why this 2026 GMC Sierra 2500 AT4X offers the best price and unmatched capability for serious truck buyers.
Equipment
The steering wheel audio controls on this 3/4 ton pickup keep the volume and station within easy reach. This vehicle has automated speed control that adjusts to maintain a safe following distance, enhancing highway driving convenience. The GMC Sierra offers Apple CarPlay for seamless connectivity. This model offers Android Auto for seamless smartphone integration. This model warns of approaching vehicles with Cross-Traffic Alert. An off-road package is installed on this 3/4 ton pickup so you are ready for your four-wheeling best. The vehicle features a hands-free Bluetooth phone system. The vehicle is pure luxury with a heated steering wheel. Engulf yourself with the crystal clear sound of a BOSE sound system in this 3/4 ton pickup. See what's behind you with the back up camera on the vehicle. This model's Lane Departure Warning helps keep you in your lane. The leather seats in the GMC Sierra are a must for buyers looking for comfort, durability, and style.
Packages
Preferred Equipment Group 4SG: Trailer Side Blind Zone Alert; SiriusXM with 360L Trial Subscription; Power Sliding Rear Window with Defogger; Safety Alert Seat; Ultrasonic Front and Rear Park Assist; Trailer Cam Provisions and Trailer Viewing Software; Electric Rear-Window Defogger; Gloss Black Header Grille and Grille Insert Bars; Unauthorized Entry Theft-Deterrent System; Inside Rearview Auo-Dimming Rear Camera Mirror; Front Rain-Sensing Wipers; 120-Volt Instrument Panel Power Outlet; LED Smoked Amber Roof Marker Lamps; Heated Driver and Front Outboard Passenger Seats; Wireless Charging; Front Premium Floor Liners with Removable Carpet Insert; Rear Premium Floor Liners with Removable Carpet Insert; OnStar Services Capable; Heated 2nd Row Outboard Seats; Power Front Passenger Windows with Express Up/down; HD Surround Vision; Ventilated Driver and Front Passenger Seats; Manual Tilt-Wheel/telescoping Steering Column; Power Sunroof; Multicolor 15" Diagonal Head-Up Display; Keyless Open and Start; Bose Premium Series 12-Speaker System; Push Button Start; LED Cargo Area Lighting; Remote Vehicle Starter System; Hill Descent Control; Floor-Mounted Center Console; Bed View Camera with Two Trailer Camera Provisions; Trailer Tire Pressure Monitor Sensors; Sierra HD Pro Safety; Wireless Phone Projection; 2 USB Ports; Rear Cross Traffic Alert; 2 Charge/data USB Ports Inside Center Console; Steering Wheel Audio Controls; 2 Charge-Only Rear USB Ports; Universal Home Remote; 120-Volt Bed Mounted Power Outlet; 2-Speed Active Transfer Case; Deep-Tinted Glass; Spray-On Pickup Bedliner with GMC Logo; ProGrade Trailering System; Rear Wheelhouse Liners. Coastal Dune. 3 Years SiriusXM. **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.**
Additional Information
Those Who Know to See DeVoe! DeVoe Automotive has been family-owned and operated since 1968! We service all of Southwest Florida, including Naples, Marco Island, Immokalee, Golden Gate, Bonita Springs, Estero, Fort Myers, Cape Coral, Lehigh, and other surrounding areas. The Manufacturer's Suggested Retail Price is for informational purposes only and excludes tax, title, license, and other government fees. The doc fee of $699 is additional. Contact the dealer for the actual sales price.
Features & Options
- Preferred Equipment Group 4SG: Trailer Side Blind Zone Alert; SiriusXM with 360L Trial Subscription; Power Sliding Rear Window with Defogger; Safety Alert Seat; Ultrasonic Front and Rear Park Assist; Trailer Cam Provisions and Trailer Viewing Software; Electric Rear-Window Defogger; Gloss Black Header Grille and Grille Insert Bars; Unauthorized Entry Theft-Deterrent System; Inside Rearview Auo-Dimming Rear Camera Mirror; Front Rain-Sensing Wipers; 120-Volt Instrument Panel Power Outlet; LED Smoked Amber Roof Marker Lamps; Heated Driver and Front Outboard Passenger Seats; Wireless Charging; Front Premium Floor Liners with Removable Carpet Insert; Rear Premium Floor Liners with Removable Carpet Insert; OnStar Services Capable; Heated 2nd Row Outboard Seats; Power Front Passenger Windows with Express Up/down; HD Surround Vision; Ventilated Driver and Front Passenger Seats; Manual Tilt-Wheel/telescoping Steering Column; Power Sunroof; Multicolor 15" Diagonal Head-Up Display; Keyless Open and Start; Bose Premium Series 12-Speaker System; Push Button Start; LED Cargo Area Lighting; Remote Vehicle Starter System; Hill Descent Control; Floor-Mounted Center Console; Bed View Camera with Two Trailer Camera Provisions; Trailer Tire Pressure Monitor Sensors; Sierra HD Pro Safety; Wireless Phone Projection; 2 USB Ports; Rear Cross Traffic Alert; 2 Charge/data USB Ports Inside Center Console; Steering Wheel Audio Controls; 2 Charge-Only Rear USB Ports; Universal Home Remote; 120-Volt Bed Mounted Power Outlet; 2-Speed Active Transfer Case; Deep-Tinted Glass; Spray-On Pickup Bedliner with GMC Logo; ProGrade Trailering System; Rear Wheelhouse Liners
- Coastal Dune
- 3 Years SiriusXM
- Apple CarPlay/Android Auto smart device wireless mirroring
- Forward Collision Alert with Automatic Braking
- Front Pedestrian Braking
- Wi-Fi Hotspot capable mobile hotspot internet access
- HD Rear Vision Camera w/Hitch View rear mounted camera
- Adaptive cruise control
- Head-up display
- Automatic Emergency Braking predictive brake assist system
- Cruise control with steering wheel mounted controls
- Ventilated driver and front passenger seats
- Keyfob remote start
- Heated steering wheel
- Heated driver and front passenger seats
- Heated rear seats
- Leather front seat upholstery
- Primary monitor touchscreen
- Lane Departure Warning
- Rear Cross-Traffic Alert collision warning
- First-row sliding and tilting glass sunroof with express open/close activation sunshade
- Driver seat power reclining
- lumbar support
- seatback side bolster support
- cushion tilt
- fore/aft control and height adjustable control
- AutoTrac part and full-time 4WD
- Duramax 6.6L V-8 diesel direct injection
- intercooled turbo
- diesel
- engine with 470HP
- Front wireless smart device charging
- Google Built-In built-in virtual assistant
- Teen Driver restricted driving mode/alerts
- Keyless Open/Keyless Start with hands-free access and push button start
- Keyfob window control
- HD Surround Vision w/Hitch View aerial view camera
- Smart device remote start
- GCW Alert weight capacity alert
- Video-feed rearview mirror
- Stolen Vehicle Assistance vehicle tracker with vehicle slowdown
- Bluetooth wireless audio streaming
- Hitch Guidance vehicle to trailer hitching assist
- Gauge cluster display size: 12.30
- Front mounted camera with washer
- Right side camera
- Pickup box camera
- Left side camera
- Trailer Side Blind Zone Alert blind spot warning
- Following Distance Indicator
- Trailer tire pressure sensors
- Trailer light test
- Trailer light malfunction warning
- Trailer theft alarm
- Dual-zone front climate control
- Off-road speed control
- Full gauge cluster screen
- Auto high-beam headlights
- Massaging driver seat
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