2026 GMC Sierra AT4X
GMC Sierra Details
Automatic
V8, 6.6L
COASTAL DUNE
4WD
Diesel
0 Miles
Obsidian Rush
16423
1GT4UZEY9TF122379
2500
Leather
AT4X
Estimated Payment
$0 / month
About This 2026 GMC Sierra
Vehicle Details
2026 GMC Sierra 2500 AT4X 4WD — Indio CA’s best-priced 6.6L V8 Diesel powerhouse. This rugged, refined heavy-duty truck delivers commanding performance with a torquey 6.6L V8 diesel engine, advanced 4WD capability, and the confidence of AT4X off-road hardware. Ideal for towing, hauling, and daily driving, the GMC Sierra 2502 AT4X combines brute strength with upscale comfort. Inside, enjoy premium tech and convenience: Heated Steering Wheel for cold mornings, Adaptive Cruise Control for highway ease, Back-Up Camera for tight maneuvers, Steering Wheel Audio Controls for safer operation, and Android Auto for seamless smartphone integration. These features make every drive in Indio CA smoother and more connected. This GMC Sierra 2500 AT4X offers aggressive styling, a reinforced suspension, and rugged tires ready for trails or work sites—backed by modern safety and driver-assist systems to keep you protected. With spacious seating, durable materials, and precise engineering, it’s built to perform on the job and impress off the clock. Don’t miss the best-price deal in Indio CA on this 2026 GMC Sierra 2500 AT4X 4WD with the legendary 6.6L V8 Diesel. Whether you need serious towing capacity or a comfortable, tech-packed ride, this GMC Sierra delivers. Contact us to schedule a test drive and see why this truck stands out as the top value in the area.
Equipment
An off-road package is installed on this GMC Sierra so you are ready for your four-wheeling best. This unit has auto-adjust speed for safe following. Start this vehicle from inside with remote start. with XM/Sirus Satellite Radio you are no longer restricted by poor quality local radio stations while driving the vehicle. Anywhere on the planet, you will have hundreds of digital stations to choose from. The leather seats in this 2026 GMC Sierra 2500 are a must for buyers looking for comfort, durability, and style. The GMC Sierra's Cross-Traffic Alert: Safeguarding you from unexpected traffic when reversing. Protect it from unwanted accidents with a cutting edge backup camera system. The GMC Sierra's Lane Departure Warning keeps you safe by alerting you when you drift from your lane. This model features steering wheel audio controls. This GMC Sierra is pure luxury with a heated steering wheel. Bluetooth technology is built into this vehicle, keeping your hands on the steering wheel and your focus on the road.
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. Gooseneck/5th Wheel Prep Package. 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.**
Manufacturer Incentives
Price includes: Guaranteed Incentives: $500 - Buick & GMC Consumer Cash Program - Exp. 9/30/2025. Contact dealer to verify final pricing.
2026 GMC Sierra 2500 AT4X 4WD — Indio CA’s best-priced 6.6L V8 Diesel powerhouse. This rugged, refined heavy-duty truck delivers commanding performance with a torquey 6.6L V8 diesel engine, advanced 4WD capability, and the confidence of AT4X off-road hardware. Ideal for towing, hauling, and daily driving, the GMC Sierra 2502 AT4X combines brute strength with upscale comfort. Inside, enjoy premium tech and convenience: Heated Steering Wheel for cold mornings, Adaptive Cruise Control for highway ease, Back-Up Camera for tight maneuvers, Steering Wheel Audio Controls for safer operation, and Android Auto for seamless smartphone integration. These features make every drive in Indio CA smoother and more connected. This GMC Sierra 2500 AT4X offers aggressive styling, a reinforced suspension, and rugged tires ready for trails or work sites—backed by modern safety and driver-assist systems to keep you protected. With spacious seating, durable materials, and precise engineering, it’s built to perform on the job and impress off the clock. Don’t miss the best-price deal in Indio CA on this 2026 GMC Sierra 2500 AT4X 4WD with the legendary 6.6L V8 Diesel. Whether you need serious towing capacity or a comfortable, tech-packed ride, this GMC Sierra delivers. Contact us to schedule a test drive and see why this truck stands out as the top value in the area.
Equipment
An off-road package is installed on this GMC Sierra so you are ready for your four-wheeling best. This unit has auto-adjust speed for safe following. Start this vehicle from inside with remote start. with XM/Sirus Satellite Radio you are no longer restricted by poor quality local radio stations while driving the vehicle. Anywhere on the planet, you will have hundreds of digital stations to choose from. The leather seats in this 2026 GMC Sierra 2500 are a must for buyers looking for comfort, durability, and style. The GMC Sierra's Cross-Traffic Alert: Safeguarding you from unexpected traffic when reversing. Protect it from unwanted accidents with a cutting edge backup camera system. The GMC Sierra's Lane Departure Warning keeps you safe by alerting you when you drift from your lane. This model features steering wheel audio controls. This GMC Sierra is pure luxury with a heated steering wheel. Bluetooth technology is built into this vehicle, keeping your hands on the steering wheel and your focus on the road.
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. Gooseneck/5th Wheel Prep Package. 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.**
Manufacturer Incentives
Price includes: Guaranteed Incentives: $500 - Buick & GMC Consumer Cash Program - Exp. 9/30/2025. Contact dealer to verify final pricing.
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
- Gooseneck/5th Wheel Prep Package
- 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
- 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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