2026 GMC Sierra AT4
GMC Sierra Details
Automatic
V8, 6.6L
Onyx Black
4WD
Diesel
10 Miles
Jet Black w/Kalahari Accents
16650
1GT4UPEY3TF117165
2500
Leather
AT4
Estimated Payment
$0 / month
About This 2026 GMC Sierra
Vehicle Details
2026 GMC Sierra 2500 AT4 4WD — V8 6.6L Diesel, located in Indio, CA, now available at the best price. This rugged heavy-duty truck blends brute strength with refined technology, delivering the capability you need for work and weekend adventures. The 6.6L V8 diesel provides commanding torque for towing and hauling, while the AT4 suspension and Off-Road Package enhance ground clearance, skid protection, and confidence on rough trails. Inside, modern convenience meets driver-focused design. Apple CarPlay keeps navigation, music, and hands-free calling at your fingertips. Remote Start ensures a comfortable cabin whether it's a cool desert morning or a hot afternoon in Indio. Safety systems like Lane Departure Warning add peace of mind on long highway drives, and the heated steering wheel increases comfort during chilly starts. Premium seats, durable surfaces, and intuitive controls make this GMC Sierra 2500 AT4 a functional yet upscale workhorse. This 4WD truck is ideal for contractors, outdoor enthusiasts, and anyone who demands maximum towing capacity with sophisticated features. With an attractive price in the Indio, CA market, this GMC Sierra represents exceptional value for buyers seeking power, off-road capability, and modern tech. Schedule a test drive today to experience the torque of the 6.6L diesel and the confidence of the AT4 package — the best-priced GMC Sierra 2500 4WD in the area is waiting.
Equipment
Engulf yourself with the crystal clear sound of a BOSE sound system in the vehicle. Never get into a cold vehicle again with the remote start feature on this 2026 GMC Sierra 2500. This 2026 GMC Sierra 2500 is equipped with the latest generation of XM/Sirius Radio. See what's behind you with the back up camera on the GMC Sierra. This GMC Sierra has auto-adjust speed for safe following. The GMC Sierra warns of approaching vehicles with Cross-Traffic Alert. The leather seats in this 2026 GMC Sierra 2500 are a must for buyers looking for comfort, durability, and style. This model's Lane Departure Warning keeps you safe by alerting you when you drift from your lane. This model comes equipped with Android Auto for seamless smartphone integration on the road. It features a hands-free Bluetooth phone system. An off-road package is equipped on this 2026 GMC Sierra 2500. The steering wheel audio controls on this model keep the volume and station within easy reach.
Packages
Max Trailering Package: 11. 750 lbs (5. 330 Kg) GVWR; Gooseneck/5th Wheel Prep Package. AT4 Premium Plus Package: Power Sunroof; Technology Package; Power-Retractable Black Assist Steps. 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. AT4 Preferred Package: Power Sliding Rear Window with Defogger; Universal Home Remote. Power-Retractable Black Assist Steps. Technology Package. Power Sunroof. Gooseneck/5th Wheel Prep Package. Onyx Black. Upfitter Switch Kit (5). **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. 2/2/2026. Contact dealer to verify final pricing.
2026 GMC Sierra 2500 AT4 4WD — V8 6.6L Diesel, located in Indio, CA, now available at the best price. This rugged heavy-duty truck blends brute strength with refined technology, delivering the capability you need for work and weekend adventures. The 6.6L V8 diesel provides commanding torque for towing and hauling, while the AT4 suspension and Off-Road Package enhance ground clearance, skid protection, and confidence on rough trails. Inside, modern convenience meets driver-focused design. Apple CarPlay keeps navigation, music, and hands-free calling at your fingertips. Remote Start ensures a comfortable cabin whether it's a cool desert morning or a hot afternoon in Indio. Safety systems like Lane Departure Warning add peace of mind on long highway drives, and the heated steering wheel increases comfort during chilly starts. Premium seats, durable surfaces, and intuitive controls make this GMC Sierra 2500 AT4 a functional yet upscale workhorse. This 4WD truck is ideal for contractors, outdoor enthusiasts, and anyone who demands maximum towing capacity with sophisticated features. With an attractive price in the Indio, CA market, this GMC Sierra represents exceptional value for buyers seeking power, off-road capability, and modern tech. Schedule a test drive today to experience the torque of the 6.6L diesel and the confidence of the AT4 package — the best-priced GMC Sierra 2500 4WD in the area is waiting.
Equipment
Engulf yourself with the crystal clear sound of a BOSE sound system in the vehicle. Never get into a cold vehicle again with the remote start feature on this 2026 GMC Sierra 2500. This 2026 GMC Sierra 2500 is equipped with the latest generation of XM/Sirius Radio. See what's behind you with the back up camera on the GMC Sierra. This GMC Sierra has auto-adjust speed for safe following. The GMC Sierra warns of approaching vehicles with Cross-Traffic Alert. The leather seats in this 2026 GMC Sierra 2500 are a must for buyers looking for comfort, durability, and style. This model's Lane Departure Warning keeps you safe by alerting you when you drift from your lane. This model comes equipped with Android Auto for seamless smartphone integration on the road. It features a hands-free Bluetooth phone system. An off-road package is equipped on this 2026 GMC Sierra 2500. The steering wheel audio controls on this model keep the volume and station within easy reach.
Packages
Max Trailering Package: 11. 750 lbs (5. 330 Kg) GVWR; Gooseneck/5th Wheel Prep Package. AT4 Premium Plus Package: Power Sunroof; Technology Package; Power-Retractable Black Assist Steps. 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. AT4 Preferred Package: Power Sliding Rear Window with Defogger; Universal Home Remote. Power-Retractable Black Assist Steps. Technology Package. Power Sunroof. Gooseneck/5th Wheel Prep Package. Onyx Black. Upfitter Switch Kit (5). **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. 2/2/2026. Contact dealer to verify final pricing.
Features & Options
- Max Trailering Package: 11
- 750 lbs (5
- 330 Kg) GVWR; Gooseneck/5th Wheel Prep Package
- AT4 Premium Plus Package: Power Sunroof; Technology Package; Power-Retractable Black Assist Steps
- 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
- AT4 Preferred Package: Power Sliding Rear Window with Defogger; Universal Home Remote
- Power-Retractable Black Assist Steps
- Technology Package
- Power Sunroof
- Gooseneck/5th Wheel Prep Package
- Onyx Black
- Upfitter Switch Kit (5)
- 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
- 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
- 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 light test
- Trailer light malfunction warning
- Trailer theft alarm
- Dual-zone front climate control
- Full gauge cluster screen
- Auto high-beam headlights
- Immobilizer
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