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NEW 2026 GMC Sierra 2500HD AT4X for sale in Alton IL from Quality Buick GMC Cadillac

Stock : T26092 VIN : 1GT4UZEY8TF284844 MSRP : $99,935
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Exterior : Onyx Black - (Black)   Interior : Obsidian Rush  
Mileage : 6 Fuel : Diesel Fuel MPG : City / HWY   Transmission : Automatic
Drive Type : 4WD Engine : 6.6L Cylinders : 8 HP : 470 @ 2800 rpm  
Vehicle Description
Equipment
with XM/Sirus Satellite Radio you are no longer restricted by poor quality local radio stations while driving the GMC Sierra. Anywhere on the planet, you will have hundreds of digital stations to choose from. It 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! An off-road package is equipped on this unit. Start this 3/4 ton pickup from inside with remote start. This 3/4 ton pickup has auto-adjust speed for safe following. The GMC Sierra’s Cross-Traffic Alert: Safeguarding you from unexpected traffic when reversing. The GMC Sierra’s Lane Departure Warning keeps you safe by alerting you when you drift from your lane. Engulf yourself with the crystal clear sound of a BOSE sound system in this 2026 GMC Sierra 2500. Protect this GMC Sierra from unwanted accidents with a cutting edge backup camera system.

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. Black Badging Package: Black Sierra Nameplates; Black GMC Emblems. Gooseneck/5th Wheel Prep Package. Onyx Black. GMC MultiPro Tailgate Step Lights. **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 Overview
•  cushion tilt
•  diesel
•  engine with 470HP
•  fore/aft control and height adjustable control
•  intercooled turbo
•  lumbar support
•  seatback side bolster support
•  Adaptive cruise control
•  Apple CarPlay/Android Auto smart device wireless mirroring
•  Automatic Emergency Braking predictive brake assist system
•  AutoTrac part and full-time 4WD
•  Black Badging Package: Black Sierra Nameplates; Black GMC Emblems
•  Bluetooth wireless audio streaming
•  Cruise control with steering wheel mounted controls
•  Driver seat power reclining
•  Dual-zone front climate control
•  Duramax 6.6L V-8
•  Duramax 6.6L V-8 diesel direct injection
•  First-row sliding and tilting glass sunroof with express open/close activation sunshade
•  Following Distance Indicator
•  Forward Collision Alert with Automatic Braking
•  Front mounted camera with washer
•  Front Pedestrian Braking
•  Front wireless smart device charging
•  Full gauge cluster screen
•  Gauge cluster display size: 12.30
•  GCW Alert weight capacity alert
•  GMC MultiPro Tailgate Step Lights
•  Google Built-In built-in virtual assistant
•  Gooseneck/5th Wheel Prep Package
•  HD Rear Vision Camera w/Hitch View rear mounted camera
•  HD Surround Vision w/Hitch View aerial view camera
•  Head-up display
•  Heated driver and front passenger seats
•  Heated rear seats
•  Heated steering wheel
•  Hitch Guidance vehicle to trailer hitching assist
•  Keyfob remote start
•  Keyfob window control
•  Keyless Open/Keyless Start with hands-free access and push button start
•  Lane Departure Warning
•  Leather front seat upholstery
•  Left side camera
•  Off-road speed control
•  Onyx Black
•  Pickup box camera
•  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
•  Primary monitor touchscreen
•  Push-button
•  Rear Cross-Traffic Alert collision warning
•  Right side camera
•  Smart device remote start
•  Stolen Vehicle Assistance vehicle tracker with vehicle slowdown
•  Teen Driver restricted driving mode/alerts
•  Trailer light malfunction warning
•  Trailer light test
•  Trailer Side Blind Zone Alert blind spot warning
•  Trailer theft alarm
•  Trailer tire pressure sensors
•  Ventilated driver and front passenger seats
•  Video-feed rearview mirror
•  Wi-Fi Hotspot capable mobile hotspot internet access
Detailed Autovalue Features
•  Adaptive cruise control
•  Lane Departure Warning
Contact Information
Please Contact Sales
Quality Buick GMC Cadillac - Buick GMC NEW Cars
Web : qualitypreownedofstl.com
Email : sales@qualitygmcars.com
855-936-3030
1620 East Homer Adams Parkway
Alton, IL 62002
RE : 2026 GMC Sierra 2500HD AT4X

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My Information

Prices subject to change without notice and do not include Title, License, Registration Fees, State or Local Taxes or Processing Fees, if any. Please contact seller first for vehicle availability. Although every effort is made to present accurate and reliable information, use of this information is voluntary, and should only be deemed reliable after an independent review of its accuracy, completeness, and timeliness. It is the sole responsibility of the customer to verify the existence of options, accessories and the vehicle condition before time of sale. Any and all differences must be addressed prior to time of sale. No expressed or implied warranties, including the availability or condition of the equipment listed is made. EPA mileage estimates for comparison purposes only. Actual mileage may vary depending on driving conditions, driving habits, and vehicle maintenance.
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