2026 GMC Sierra 2500HD AT4 Crew Cab 4WD

Vehicle Details: Discover the 2026 GMC Sierra 2500 AT4 4WD with a powerful V8 6.6L diesel engine the perfect blend of capability, comfort, and tech, located in Aurora, CO. This rugged AT4 is built for heavy-duty towing and confident off-road performance, delivering exceptional torque and diesel efficiency for work or weekend adventures. The bold exterior and premium suspension make rough terrain feel manageable while the reinforced frame ensures reliability under load. Inside, experience modern connectivity with Apple CarPlay and Android Auto, seamlessly integrating your smartphone for navigation, music, and hands-free communication. Safety features include Adaptive Cruise Control, Back-Up Camera, and Lane Departure Warning to help protect you and your passengers on long hauls or daily drives. Thoughtful interior design and durable materials provide comfort and practicality for both crew cab passengers and cargo. This GMC Sierra 2500 AT4 offers top-tier diesel power, advanced driver-assist technology, and off-road-ready capability all at the best price in Aurora, CO. Whether you need a dependable workhorse for towing, hauling, or exploring Colorado's trails, this truck delivers unmatched value and performance. Schedule a test drive today to feel the V8 diesel power and experience the premium AT4 features for yourself. Don't miss this opportunity to own a high-performance GMC Sierra 2500 AT4 at the best price in the area. Equipment: An off-road package is equipped on this vehicle. This GMC Sierra warns of approaching vehicles with Cross-Traffic Alert. It features a high end BOSE stereo system. Apple CarPlay: Seamless smartphone integration for this vehicle - stay connected and entertained on the go! This GMC Sierra comes equipped with Android Auto for seamless smartphone integration on the road. Keep your hands warm all winter with a heated steering wheel in it . Start this 3/4 ton pickup from inside with remote start. This 2026 GMC Sierra 2500 features a hands-free Bluetooth phone system. The leather seats in this GMC Sierra are a must for buyers looking for comfort, durability, and style. See what's behind you with the back up camera on this 3/4 ton pickup. The vehicle has auto-adjust speed for safe following. This vehicle features steering wheel audio controls. It's Lane Departure Warning keeps you safe by alerting you when you drift from your lane. Packages: Cargo Convenience Package: Console-Mounted Safe; Rear Underseat Storage. 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; LED Smoked Amber Roof Marker Lamps; Universal Home Remote. Power-Retractable Black Assist Steps. Technology Package. Power Sunroof. Onyx Black. Console-Mounted Safe. Rear Underseat Storage. 1st and 2nd Rows All-Weather Floor Liners. High Idle Switch. Cargo Tie-Down Rings (set of 4). Set of 4 Wheel Locks. LED Smoked Amber Roof Marker Lamps. **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.**

Additional Information

Cargo Convenience Package: Console-Mounted Safe; Rear Underseat Storage,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; LED Smoked Amber Roof Marker Lamps; Universal Home Remote,Power-Retractable Black Assist Steps,Technology Package,Power Sunroof,Onyx Black,Console-Mounted Safe,Rear Underseat Storage,1st and 2nd Rows All-Weather Floor Liners,High Idle Switch,Cargo Tie-Down Rings (set of 4),Set of 4 Wheel Locks,LED Smoked Amber Roof Marker Lamps,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