2026 GMC Sierra AT4
GMC Sierra Details
Automatic
V8, 6.6L
Coastal Dune
4WD
Diesel
10 Miles
Jet Black w/Kalahari Accents
G4336
1GT4UPEY4TF209319
2500
Leather
AT4
About This 2026 GMC Sierra
Vehicle Details
2026 GMC Sierra 2500 AT4 4WD — V8 6.6L Diesel. Located in La Junta, CO, this heavy-duty pickup combines rugged capability with upscale comfort at the best price in the area. Powered by a stout V8 6.6L Diesel, the GMC Sierra 2500 AT4 delivers exceptional towing and hauling performance while providing reliable on- and off-road confidence thanks to its 4WD system and Off-Road Package. Inside, leather seats offer premium comfort for long work days or weekend adventures, while Apple CarPlay keeps navigation and media seamlessly connected. Safety features include a Back-Up Camera and Lane Departure Warning to assist with maneuvering and help maintain lane position on highways. The AT4 trim adds specialized suspension, off-road tires, and skid plates for greater trail capability without sacrificing highway manners. This GMC Sierra 2500 is ideal for contractors, outdoor enthusiasts, and anyone who needs serious capability paired with modern convenience. Located in La Junta, CO, this unit is competitively priced to move quickly — offering the best price for comparable 2026 GMC Sierra 2500 AT4 trucks in the region. Contact us to schedule a test drive, request a vehicle history report, or arrange financing. Don't miss this opportunity to own a powerful, well-equipped diesel pickup at a great value.
Equipment
The GMC Sierra has auto-adjust speed for safe following. This unit's Lane Departure Warning keeps you safe by alerting you when you drift from your lane. This vehicle features a hands-free Bluetooth phone system. with XM/Sirus Satellite Radio you are no longer restricted by poor quality local radio stations while driving it. Anywhere on the planet, you will have hundreds of digital stations to choose from. It's Cross-Traffic Alert: Safeguarding you from unexpected traffic when reversing. This 2026 GMC Sierra 2500 features steering wheel audio controls. Start this model from inside with remote start. The GMC Sierra comes equipped with Android Auto for seamless smartphone integration on the road. Apple CarPlay: Seamless smartphone integration for the vehicle - stay connected and entertained on the go! Keep your hands warm all winter with a heated steering wheel in this 2026 GMC Sierra 2500 . Engulf yourself with the crystal clear sound of a BOSE sound system in this GMC Sierra.
Packages
Preferred Equipment Group 4SB: LED Cargo Area Lighting; Trailer Side Blind Zone Alert; SiriusXM with 360L Trial Subscription; Remote Vehicle Starter System; Safety Alert Seat; Ultrasonic Front and Rear Park Assist; Trailer Cam Provisions and Trailer Viewing Software; Electric Rear-Window Defogger; Floor-Mounted Center Console; Gloss Black Header Grille and Grille Insert Bars; Unauthorized Entry Theft-Deterrent System; Bed View Camera with Two Trailer Camera Provisions; Front Rain-Sensing Wipers; Sierra HD Pro Safety; Wireless Phone Projection; 2 USB Ports; Rear Cross Traffic Alert; 120-Volt Instrument Panel Power Outlet; 2 Charge/data USB Ports Inside Center Console; Heated Driver and Front Outboard Passenger Seats; Wireless Charging; X31 Off-Road Package; Front Premium Floor Liners with Removable Carpet Insert; Steering Wheel Audio Controls; Rear Premium Floor Liners with Removable Carpet Insert; 2 Charge-Only Rear USB Ports; OnStar Services Capable; 120-Volt Bed Mounted Power Outlet; Heated 2nd Row Outboard Seats; Power Front Passenger Windows with Express Up/down; Bose Premium 7-Speaker Sound System; 2-Speed Active Transfer Case; Deep-Tinted Glass; Spray-On Pickup Bedliner with GMC Logo; HD Surround Vision; Ventilated Driver and Front Passenger Seats; Manual Tilt-Wheel/telescoping Steering Column; Keyless Open and Start; ProGrade Trailering System; Push Button Start; Rear Wheelhouse Liners. Black Badging Package: Black Sierra Nameplates; Black GMC Emblems. Off-Road High Clearance Step. Gooseneck/5th Wheel Prep Package. Coastal Dune. Hitch Package. 1st and 2nd Rows All-Weather Floor Liners. **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
Final Price includes $599 D&H Fee. All prices, specifications and availability subject to change without notice. Contact dealer for most current information.
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 prior to purchase. The Dealership is not responsible for any typographical, pricing, product specifications, advertising or shipping errors. Advertised prices and availability are subject to change without notice. In the event a vehicle is posted at an incorrect price due to these errors, or if an error in pricing was received from our suppliers, the Dealership reserves the right to refuse and/or cancel these orders.
2026 GMC Sierra 2500 AT4 4WD — V8 6.6L Diesel. Located in La Junta, CO, this heavy-duty pickup combines rugged capability with upscale comfort at the best price in the area. Powered by a stout V8 6.6L Diesel, the GMC Sierra 2500 AT4 delivers exceptional towing and hauling performance while providing reliable on- and off-road confidence thanks to its 4WD system and Off-Road Package. Inside, leather seats offer premium comfort for long work days or weekend adventures, while Apple CarPlay keeps navigation and media seamlessly connected. Safety features include a Back-Up Camera and Lane Departure Warning to assist with maneuvering and help maintain lane position on highways. The AT4 trim adds specialized suspension, off-road tires, and skid plates for greater trail capability without sacrificing highway manners. This GMC Sierra 2500 is ideal for contractors, outdoor enthusiasts, and anyone who needs serious capability paired with modern convenience. Located in La Junta, CO, this unit is competitively priced to move quickly — offering the best price for comparable 2026 GMC Sierra 2500 AT4 trucks in the region. Contact us to schedule a test drive, request a vehicle history report, or arrange financing. Don't miss this opportunity to own a powerful, well-equipped diesel pickup at a great value.
Equipment
The GMC Sierra has auto-adjust speed for safe following. This unit's Lane Departure Warning keeps you safe by alerting you when you drift from your lane. This vehicle features a hands-free Bluetooth phone system. with XM/Sirus Satellite Radio you are no longer restricted by poor quality local radio stations while driving it. Anywhere on the planet, you will have hundreds of digital stations to choose from. It's Cross-Traffic Alert: Safeguarding you from unexpected traffic when reversing. This 2026 GMC Sierra 2500 features steering wheel audio controls. Start this model from inside with remote start. The GMC Sierra comes equipped with Android Auto for seamless smartphone integration on the road. Apple CarPlay: Seamless smartphone integration for the vehicle - stay connected and entertained on the go! Keep your hands warm all winter with a heated steering wheel in this 2026 GMC Sierra 2500 . Engulf yourself with the crystal clear sound of a BOSE sound system in this GMC Sierra.
Packages
Preferred Equipment Group 4SB: LED Cargo Area Lighting; Trailer Side Blind Zone Alert; SiriusXM with 360L Trial Subscription; Remote Vehicle Starter System; Safety Alert Seat; Ultrasonic Front and Rear Park Assist; Trailer Cam Provisions and Trailer Viewing Software; Electric Rear-Window Defogger; Floor-Mounted Center Console; Gloss Black Header Grille and Grille Insert Bars; Unauthorized Entry Theft-Deterrent System; Bed View Camera with Two Trailer Camera Provisions; Front Rain-Sensing Wipers; Sierra HD Pro Safety; Wireless Phone Projection; 2 USB Ports; Rear Cross Traffic Alert; 120-Volt Instrument Panel Power Outlet; 2 Charge/data USB Ports Inside Center Console; Heated Driver and Front Outboard Passenger Seats; Wireless Charging; X31 Off-Road Package; Front Premium Floor Liners with Removable Carpet Insert; Steering Wheel Audio Controls; Rear Premium Floor Liners with Removable Carpet Insert; 2 Charge-Only Rear USB Ports; OnStar Services Capable; 120-Volt Bed Mounted Power Outlet; Heated 2nd Row Outboard Seats; Power Front Passenger Windows with Express Up/down; Bose Premium 7-Speaker Sound System; 2-Speed Active Transfer Case; Deep-Tinted Glass; Spray-On Pickup Bedliner with GMC Logo; HD Surround Vision; Ventilated Driver and Front Passenger Seats; Manual Tilt-Wheel/telescoping Steering Column; Keyless Open and Start; ProGrade Trailering System; Push Button Start; Rear Wheelhouse Liners. Black Badging Package: Black Sierra Nameplates; Black GMC Emblems. Off-Road High Clearance Step. Gooseneck/5th Wheel Prep Package. Coastal Dune. Hitch Package. 1st and 2nd Rows All-Weather Floor Liners. **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
Final Price includes $599 D&H Fee. All prices, specifications and availability subject to change without notice. Contact dealer for most current information.
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 prior to purchase. The Dealership is not responsible for any typographical, pricing, product specifications, advertising or shipping errors. Advertised prices and availability are subject to change without notice. In the event a vehicle is posted at an incorrect price due to these errors, or if an error in pricing was received from our suppliers, the Dealership reserves the right to refuse and/or cancel these orders.
Features & Options
- Preferred Equipment Group 4SB: LED Cargo Area Lighting; Trailer Side Blind Zone Alert; SiriusXM with 360L Trial Subscription; Remote Vehicle Starter System; Safety Alert Seat; Ultrasonic Front and Rear Park Assist; Trailer Cam Provisions and Trailer Viewing Software; Electric Rear-Window Defogger; Floor-Mounted Center Console; Gloss Black Header Grille and Grille Insert Bars; Unauthorized Entry Theft-Deterrent System; Bed View Camera with Two Trailer Camera Provisions; Front Rain-Sensing Wipers; Sierra HD Pro Safety; Wireless Phone Projection; 2 USB Ports; Rear Cross Traffic Alert; 120-Volt Instrument Panel Power Outlet; 2 Charge/data USB Ports Inside Center Console; Heated Driver and Front Outboard Passenger Seats; Wireless Charging; X31 Off-Road Package; Front Premium Floor Liners with Removable Carpet Insert; Steering Wheel Audio Controls; Rear Premium Floor Liners with Removable Carpet Insert; 2 Charge-Only Rear USB Ports; OnStar Services Capable; 120-Volt Bed Mounted Power Outlet; Heated 2nd Row Outboard Seats; Power Front Passenger Windows with Express Up/down; Bose Premium 7-Speaker Sound System; 2-Speed Active Transfer Case; Deep-Tinted Glass; Spray-On Pickup Bedliner with GMC Logo; HD Surround Vision; Ventilated Driver and Front Passenger Seats; Manual Tilt-Wheel/telescoping Steering Column; Keyless Open and Start; ProGrade Trailering System; Push Button Start; Rear Wheelhouse Liners
- Black Badging Package: Black Sierra Nameplates; Black GMC Emblems
- Off-Road High Clearance Step
- Gooseneck/5th Wheel Prep Package
- Coastal Dune
- Hitch Package
- 1st and 2nd Rows All-Weather Floor Liners
- 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
- 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
- Driver seat power reclining
- lumbar 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
- Duramax 6.6L V-8
- 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
- Push-button
- GCW Alert weight capacity alert
- 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 light test
- Trailer light malfunction warning
- Trailer theft alarm
- Dual-zone front climate control
- Full gauge cluster screen
- Auto high-beam headlights
- Immobilizer
- Bose speakers
- OnStar vehicle integrated emergency SOS system
- Bluetooth handsfree wireless device connectivity
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