2026 GMC Sierra AT4
GMC Sierra Details
Automatic
V8, 6.6L
SUMMIT WHITE
4WD
Diesel
2 Miles
Jet Black w/Kalahari Accents
B137912
1GT4UPEY4TF137912
2500
Leather
AT4
Estimated Payment
$0 / month
About This 2026 GMC Sierra
Vehicle Details
2026 GMC Sierra 2500 AT4 4WD with the potent 6.6L V8 diesel—built for capability, comfort, and confident towing—now available in Livingston, TX at the best price. This heavy-duty pickup pairs a robust diesel powerplant with a refined AT4 off-road suspension, providing excellent low-end torque for hauling and precise control on rough terrain. The 4WD system and skid-ready underbody protection make it ready for work or weekend adventures. Inside, the GMC Sierra 2500 AT4 delivers modern connectivity and convenience. Apple CarPlay and Android Auto keep navigation, music, and messaging integrated and hands-free. Steering wheel audio controls and an intuitive infotainment layout let you manage media and calls without distraction. Safety and driver assistance features include Adaptive Cruise Control for relaxed highway driving and Cross-Traffic Alert to enhance awareness when backing out in busy parking environments. Comfortable seating, durable materials, and smart storage solutions make this truck practical for daily duties and long hauls alike. With best-price assurance and a prime Livingston, TX location, this 2026 GMC Sierra 2500 AT4 6.6L Diesel offers exceptional value for buyers seeking diesel power, rugged capability, and modern tech. Contact us to schedule a test drive and experience the performance and features that set this GMC Sierra apart.
Equipment
The steering wheel audio controls on this unit keep the volume and station within easy reach. Keep your hands warm all winter with a heated steering wheel in this model . Bluetooth technology is built into this GMC Sierra, keeping your hands on the steering wheel and your focus on the road. The vehicle offers Apple CarPlay for seamless connectivity. The vehicle's Lane Departure Warning helps keep you in your lane. with XM/Sirus Satellite Radio you are no longer restricted by poor quality local radio stations while driving this model. Anywhere on the planet, you will have hundreds of digital stations to choose from. Engulf yourself with the crystal clear sound of a BOSE sound system in this GMC Sierra. An off-road package is installed on this model so you are ready for your four-wheeling best. The leather seats in this model are a must for buyers looking for comfort, durability, and style.
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; 6.6L V8 with Direct Injection and Variable Valve Timing Engine; 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. AT4 Preferred Package: Power Sliding Rear Window with Defogger; LED Smoked Amber Roof Marker Lamps; Universal Home Remote. Black Badging Package: Black Sierra Nameplates; Black GMC Emblems. Power-Retractable Black Assist Steps. Technology Package. Gooseneck/5th Wheel Prep Package. Hitch Package. 1st and 2nd Rows All-Weather Floor Liners. LED Smoked Amber Roof Marker Lamps. **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.**
2026 GMC Sierra 2500 AT4 4WD with the potent 6.6L V8 diesel—built for capability, comfort, and confident towing—now available in Livingston, TX at the best price. This heavy-duty pickup pairs a robust diesel powerplant with a refined AT4 off-road suspension, providing excellent low-end torque for hauling and precise control on rough terrain. The 4WD system and skid-ready underbody protection make it ready for work or weekend adventures. Inside, the GMC Sierra 2500 AT4 delivers modern connectivity and convenience. Apple CarPlay and Android Auto keep navigation, music, and messaging integrated and hands-free. Steering wheel audio controls and an intuitive infotainment layout let you manage media and calls without distraction. Safety and driver assistance features include Adaptive Cruise Control for relaxed highway driving and Cross-Traffic Alert to enhance awareness when backing out in busy parking environments. Comfortable seating, durable materials, and smart storage solutions make this truck practical for daily duties and long hauls alike. With best-price assurance and a prime Livingston, TX location, this 2026 GMC Sierra 2500 AT4 6.6L Diesel offers exceptional value for buyers seeking diesel power, rugged capability, and modern tech. Contact us to schedule a test drive and experience the performance and features that set this GMC Sierra apart.
Equipment
The steering wheel audio controls on this unit keep the volume and station within easy reach. Keep your hands warm all winter with a heated steering wheel in this model . Bluetooth technology is built into this GMC Sierra, keeping your hands on the steering wheel and your focus on the road. The vehicle offers Apple CarPlay for seamless connectivity. The vehicle's Lane Departure Warning helps keep you in your lane. with XM/Sirus Satellite Radio you are no longer restricted by poor quality local radio stations while driving this model. Anywhere on the planet, you will have hundreds of digital stations to choose from. Engulf yourself with the crystal clear sound of a BOSE sound system in this GMC Sierra. An off-road package is installed on this model so you are ready for your four-wheeling best. The leather seats in this model are a must for buyers looking for comfort, durability, and style.
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; 6.6L V8 with Direct Injection and Variable Valve Timing Engine; 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. AT4 Preferred Package: Power Sliding Rear Window with Defogger; LED Smoked Amber Roof Marker Lamps; Universal Home Remote. Black Badging Package: Black Sierra Nameplates; Black GMC Emblems. Power-Retractable Black Assist Steps. Technology Package. Gooseneck/5th Wheel Prep Package. Hitch Package. 1st and 2nd Rows All-Weather Floor Liners. LED Smoked Amber Roof Marker Lamps. **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.**
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; 6.6L V8 with Direct Injection and Variable Valve Timing Engine; 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
- AT4 Preferred Package: Power Sliding Rear Window with Defogger; LED Smoked Amber Roof Marker Lamps; Universal Home Remote
- Black Badging Package: Black Sierra Nameplates; Black GMC Emblems
- Power-Retractable Black Assist Steps
- Technology Package
- Gooseneck/5th Wheel Prep Package
- Hitch Package
- 1st and 2nd Rows All-Weather Floor Liners
- LED Smoked Amber Roof Marker Lamps
- Apple CarPlay/Android Auto smart device wireless mirroring
- Wi-Fi Hotspot capable mobile hotspot internet access
- Forward Collision Alert with Automatic Braking
- Front Pedestrian Braking
- HD Rear Vision Camera w/Hitch View rear mounted camera
- Head-up display
- Automatic Emergency Braking predictive brake assist system
- Lane Departure Warning
- Rear Cross-Traffic Alert collision warning
- Teen Driver restricted driving mode/alerts
- HD Surround Vision w/Hitch View aerial view camera
- Video-feed rearview mirror
- Stolen Vehicle Assistance vehicle tracker with vehicle slowdown
- 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
- Auto high-beam headlights
- Immobilizer
- Adaptive cruise control
- Cruise control with steering wheel mounted controls
- Keyfob remote start
- Front wireless smart device charging
- Google Built-In built-in virtual assistant
- Keyless Open/Keyless Start with hands-free access and push button start
- Keyfob window control
- Smart device remote start
- Push-button
- GCW Alert weight capacity alert
- Full gauge cluster screen
- Ventilated driver and front passenger seats
- Heated steering wheel
- Heated driver and front passenger seats
- Heated rear seats
- Leather front seat upholstery
- Driver seat power reclining
- lumbar support
- cushion tilt
- fore/aft control and height adjustable control
- Dual-zone front climate control
- Primary monitor touchscreen
- Bluetooth wireless audio streaming
- Bose speakers
- 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
- Hitch Guidance vehicle to trailer hitching assist
- Trailer light test
- Trailer light malfunction warning
- Trailer theft alarm
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