2026 GMC Sierra AT4X
GMC Sierra Details
Automatic
6 Cyl, 3.0L
COASTAL DUNE
4WD
Diesel
10 Miles
OBSIDIAN RUSH
HG06061
3GTUUFE89TG256144
1500
Leather
AT4X
About This 2026 GMC Sierra
Vehicle Details
2026 GMC Sierra 1500 AT4X 4WD — 6 Cyl 3.0L Diesel — Mountain Home, ID Ready for rugged work and refined comfort, this 2026 GMC Sierra 1500 AT4X with 4WD and the efficient 6-cylinder 3.0L diesel delivers strength, towing capability, and excellent fuel economy. Located in Mountain Home, ID, this GMC Sierra AT4X comes loaded with premium features designed for drivers who demand capability and tech: leather seats, steering wheel audio controls, Apple CarPlay, adaptive cruise control, and remote start. The AT4X trim includes off-road-tuned suspension, skid protection, and advanced traction systems to confidently tackle trails and highways alike. This GMC Sierra is competitively priced and represents the best price available in the region for comparable 2026 AT4X models — exceptional value for a diesel-powered, well-equipped truck. The interior is crafted for long drives with comfortable leather seating, intuitive infotainment with seamless smartphone integration via Apple CarPlay, and handy steering wheel controls for safer operation on the road. Adaptive cruise control adds convenience and safety on highway trips, while remote start ensures cabin comfort in Mountain Home's changing seasons. Contact us today to schedule a test drive in Mountain Home, ID, and see why this 2026 GMC Sierra 1500 AT4X 4WD with 3.0L diesel is the top choice for capability, comfort, and the best price.
Equipment
An off-road package is equipped on this vehicle. The installed navigation system will keep you on the right path. This 2026 GMC Sierra 1500 features a hands-free Bluetooth phone system. Protect this model from unwanted accidents with a cutting edge backup camera system. This 1/2 ton pickup features steering wheel audio controls. This 1/2 ton pickup's Lane Departure Warning helps keep you in your lane. This GMC Sierra offers Apple CarPlay for seamless connectivity. The leather seats in the GMC Sierra are a must for buyers looking for comfort, durability, and style. Lane Keep Assist in the GMC Sierra helps maintain safe driving by gently steering to stay within the lane. The GMC Sierra has auto-adjust speed for safe following. The GMC Sierra offers Android Auto for seamless smartphone integration. Keep your hands warm all winter with a heated steering wheel in this 2026 GMC Sierra 1500 . Engulf yourself with the crystal clear sound of a BOSE sound system in this vehicle.
Packages
Preferred Equipment Group 4SG: Trailer Side Blind Zone Alert; Power Sliding Rear Window with Rear Defogger; Ultrasonic Front and Rear Park Assist; Trailer Camera Provisions; Electric Rear-Window Defogger; Theft Deterrent System (unauthorized Entry); Gloss Black Header with Dark Nickel Grille Insert Bars; Front Rain-Sensing Wipers; Heavy-Duty Air Filter; Skid Plates; 120-Volt Interior Power Outlet; Heated Driver and Front Outboard Passenger Seating; Wireless Charging; Front Premium Floor Liners with Removable Carpet Insert; Color-Keyed Carpeting Floor Covering; OnStar Services Capable; Driver-Selectable Full-Locking Front Differential; Heated 2nd Row Outboard Seats; Off-Road Suspension; Power Front Passenger Windows with Express Up/down; Driver-Selectable Full-Locking Rear Differential; Power Rear Windows with Express Down; Integrated Trailer Brake Controller; HD Surround Vision; Ventilated Driver and Front Passenger Seats; Power Rake and Telescoping Steering Column; Power Sunroof; Multicolor 15" Diagonal Head-Up Display; Keyless Open and Start; Bose Premium Series with 12- Speaker System; Perimeter Lighting; Push Button Start; LED Cargo Area Lighting; Remote Vehicle Starter System; In-Vehicle Trailering System App; Hill Descent Control; Floor-Mounted Center Console; MultiPro Tailgate Audio System by Kicker; Bed View Camera; Rear Cross Traffic Braking; Trailer Tire Pressure Monitor System; GMC Pro Safety; Trailering Package; 2 USB Ports; 2 Charge/data USB Ports Inside Center Console; Steering Wheel Audio Controls; 2 type-C Charge-Only Rear USB Ports; Universal Home Remote; 2-Speed Transfer Case; Deep-Tinted Glass; Spray-On Pickup Bedliner with GMC Logo; SiriusXM with 360L Trial Subscription; Hitch View; Power Front Windows with Driver Express Up/down; Rear Pedestrian Detection; Wi-Fi Hotspot Capable; Rear Wheelhouse Liners; Power Door Locks. Black Badging Package: Black Sierra Nameplates; Black GMC Emblems. Off-Road High Clearance Step. Coastal Dune. **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 1500 AT4X 4WD — 6 Cyl 3.0L Diesel — Mountain Home, ID Ready for rugged work and refined comfort, this 2026 GMC Sierra 1500 AT4X with 4WD and the efficient 6-cylinder 3.0L diesel delivers strength, towing capability, and excellent fuel economy. Located in Mountain Home, ID, this GMC Sierra AT4X comes loaded with premium features designed for drivers who demand capability and tech: leather seats, steering wheel audio controls, Apple CarPlay, adaptive cruise control, and remote start. The AT4X trim includes off-road-tuned suspension, skid protection, and advanced traction systems to confidently tackle trails and highways alike. This GMC Sierra is competitively priced and represents the best price available in the region for comparable 2026 AT4X models — exceptional value for a diesel-powered, well-equipped truck. The interior is crafted for long drives with comfortable leather seating, intuitive infotainment with seamless smartphone integration via Apple CarPlay, and handy steering wheel controls for safer operation on the road. Adaptive cruise control adds convenience and safety on highway trips, while remote start ensures cabin comfort in Mountain Home's changing seasons. Contact us today to schedule a test drive in Mountain Home, ID, and see why this 2026 GMC Sierra 1500 AT4X 4WD with 3.0L diesel is the top choice for capability, comfort, and the best price.
Equipment
An off-road package is equipped on this vehicle. The installed navigation system will keep you on the right path. This 2026 GMC Sierra 1500 features a hands-free Bluetooth phone system. Protect this model from unwanted accidents with a cutting edge backup camera system. This 1/2 ton pickup features steering wheel audio controls. This 1/2 ton pickup's Lane Departure Warning helps keep you in your lane. This GMC Sierra offers Apple CarPlay for seamless connectivity. The leather seats in the GMC Sierra are a must for buyers looking for comfort, durability, and style. Lane Keep Assist in the GMC Sierra helps maintain safe driving by gently steering to stay within the lane. The GMC Sierra has auto-adjust speed for safe following. The GMC Sierra offers Android Auto for seamless smartphone integration. Keep your hands warm all winter with a heated steering wheel in this 2026 GMC Sierra 1500 . Engulf yourself with the crystal clear sound of a BOSE sound system in this vehicle.
Packages
Preferred Equipment Group 4SG: Trailer Side Blind Zone Alert; Power Sliding Rear Window with Rear Defogger; Ultrasonic Front and Rear Park Assist; Trailer Camera Provisions; Electric Rear-Window Defogger; Theft Deterrent System (unauthorized Entry); Gloss Black Header with Dark Nickel Grille Insert Bars; Front Rain-Sensing Wipers; Heavy-Duty Air Filter; Skid Plates; 120-Volt Interior Power Outlet; Heated Driver and Front Outboard Passenger Seating; Wireless Charging; Front Premium Floor Liners with Removable Carpet Insert; Color-Keyed Carpeting Floor Covering; OnStar Services Capable; Driver-Selectable Full-Locking Front Differential; Heated 2nd Row Outboard Seats; Off-Road Suspension; Power Front Passenger Windows with Express Up/down; Driver-Selectable Full-Locking Rear Differential; Power Rear Windows with Express Down; Integrated Trailer Brake Controller; HD Surround Vision; Ventilated Driver and Front Passenger Seats; Power Rake and Telescoping Steering Column; Power Sunroof; Multicolor 15" Diagonal Head-Up Display; Keyless Open and Start; Bose Premium Series with 12- Speaker System; Perimeter Lighting; Push Button Start; LED Cargo Area Lighting; Remote Vehicle Starter System; In-Vehicle Trailering System App; Hill Descent Control; Floor-Mounted Center Console; MultiPro Tailgate Audio System by Kicker; Bed View Camera; Rear Cross Traffic Braking; Trailer Tire Pressure Monitor System; GMC Pro Safety; Trailering Package; 2 USB Ports; 2 Charge/data USB Ports Inside Center Console; Steering Wheel Audio Controls; 2 type-C Charge-Only Rear USB Ports; Universal Home Remote; 2-Speed Transfer Case; Deep-Tinted Glass; Spray-On Pickup Bedliner with GMC Logo; SiriusXM with 360L Trial Subscription; Hitch View; Power Front Windows with Driver Express Up/down; Rear Pedestrian Detection; Wi-Fi Hotspot Capable; Rear Wheelhouse Liners; Power Door Locks. Black Badging Package: Black Sierra Nameplates; Black GMC Emblems. Off-Road High Clearance Step. Coastal Dune. **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 4SG: Trailer Side Blind Zone Alert; Power Sliding Rear Window with Rear Defogger; Ultrasonic Front and Rear Park Assist; Trailer Camera Provisions; Electric Rear-Window Defogger; Theft Deterrent System (unauthorized Entry); Gloss Black Header with Dark Nickel Grille Insert Bars; Front Rain-Sensing Wipers; Heavy-Duty Air Filter; Skid Plates; 120-Volt Interior Power Outlet; Heated Driver and Front Outboard Passenger Seating; Wireless Charging; Front Premium Floor Liners with Removable Carpet Insert; Color-Keyed Carpeting Floor Covering; OnStar Services Capable; Driver-Selectable Full-Locking Front Differential; Heated 2nd Row Outboard Seats; Off-Road Suspension; Power Front Passenger Windows with Express Up/down; Driver-Selectable Full-Locking Rear Differential; Power Rear Windows with Express Down; Integrated Trailer Brake Controller; HD Surround Vision; Ventilated Driver and Front Passenger Seats; Power Rake and Telescoping Steering Column; Power Sunroof; Multicolor 15" Diagonal Head-Up Display; Keyless Open and Start; Bose Premium Series with 12- Speaker System; Perimeter Lighting; Push Button Start; LED Cargo Area Lighting; Remote Vehicle Starter System; In-Vehicle Trailering System App; Hill Descent Control; Floor-Mounted Center Console; MultiPro Tailgate Audio System by Kicker; Bed View Camera; Rear Cross Traffic Braking; Trailer Tire Pressure Monitor System; GMC Pro Safety; Trailering Package; 2 USB Ports; 2 Charge/data USB Ports Inside Center Console; Steering Wheel Audio Controls; 2 type-C Charge-Only Rear USB Ports; Universal Home Remote; 2-Speed Transfer Case; Deep-Tinted Glass; Spray-On Pickup Bedliner with GMC Logo; SiriusXM with 360L Trial Subscription; Hitch View; Power Front Windows with Driver Express Up/down; Rear Pedestrian Detection; Wi-Fi Hotspot Capable; Rear Wheelhouse Liners; Power Door Locks
- Black Badging Package: Black Sierra Nameplates; Black GMC Emblems
- Off-Road High Clearance Step
- Coastal Dune
- 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
- Lane Keep Assist with Lane Departure Warning
- Rear Cross Traffic Braking collision mitigation
- Adaptive cruise control with stop and go
- Head-up display
- Automatic Emergency Braking predictive brake assist system
- Cruise control with steering wheel mounted controls
- Ventilated driver and front passenger seats
- Integrated navigation system with voice activation
- Keyfob remote start
- Heated steering wheel
- Heated driver and front passenger seats
- Heated rear seats
- Leather front seat upholstery
- Primary monitor touchscreen
- 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
- articulating upper backrest
- fore/aft control and height adjustable control
- AutoTrac part and full-time 4WD
- Duramax 3L I-6 diesel direct injection
- DOHC
- variable valve control
- intercooled turbo
- diesel
- engine with 305HP
- Duramax 3L I-6 DOHC
- Front wireless smart device charging
- Google Built-In built-in virtual assistant
- Teen Driver restricted driving mode/alerts
- Rear Pedestrian Alert rear pedestrian detection warning
- 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
- Video-feed rearview mirror
- Stolen Vehicle Assistance vehicle tracker with vehicle slowdown
- Bluetooth wireless audio streaming
- 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
- GMC ProGrade Trailering System trailer tire pressure and temperature sensors
- Trailer light test
- Trailer light malfunction warning
- Trailer theft alarm
- Dual-zone front climate control
- -