2026 GMC Sierra 2500 HD AT4

Complete vehicle specifications

Vehicle description

Equipment This GMC Sierra's Lane Departure Warning helps keep you in your lane. The vehicle features a hands-free Bluetooth® phone system. An off-road package is installed on this model so you are ready for your four-wheeling best. The GMC Sierra is equipped with the latest generation of XM/Sirius Radio. See what's behind you with the back up camera on this model. This GMC Sierra has auto-adjust speed for safe following. Start this vehicle from inside with remote start. The leather seats in it are a must for buyers looking for comfort, durability, and style. The GMC Sierra 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! The steering wheel audio controls on this GMC Sierra keep the volume and station within easy reach. This 2026 GMC Sierra 2500 warns of approaching vehicles with Cross-Traffic Alert. Packages AT4 Premium Plus Package: Power Sunroof; Off-Road High Clearance Step; Technology 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; 6.6L V8 with Direct Injection and Variable Valve Timing Engine; Spray-On Pickup Bedliner with GMC Logo; HD

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