"**LET'S DO BUSINESS OKLAHOMA! MARK ALLEN CHEVROLET, WHERE YOU ARE MORE LIKE FAMILY, THAN JUST ANOTHER CUSTOMER!** 2025 GMC Sierra 2500HD AT4X Clean CARFAX. **CERTIFIED BY CARFAX NO ACCIDENTS**, Sierra 2500HD AT4X, 4D Crew Cab, Duramax 6.6L V8 Turbodiesel, 10-Speed Automatic, 4WD, Summit White, Obsidian Rush Leather, 12 Speakers, 120-Volt Bed Mounted Power Outlet, 120-Volt Instrument Panel Power Outlet, 16-Way Power Driver Seat Adjuster w/Lumbar, 16-Way Power Passenger Seat Adjuster w/Lumbar, 2 Charge-Only Rear USB Ports, 2 Charge/Data USB Ports Inside Center Console, 2 USB Ports, 2-Speed Active Transfer Case, 3 Years SiriusXM, 4-Wheel Disc Brakes, AEV Brand Floor Liners (LPO), Apple CarPlay/Android Auto, AT4X AEV Edition, Auto-dimming Rear-View mirror, Automatic Emergency Braking, Bed View Camera w/2 Trailer Camera Provisions, Bose Premium Series 12-Speaker System, Deep-Tinted Glass, Driver Memory, Dual front impact airbags, Electric Rear-Window Defogger, Floor-Mounted Center Console, Front Bucket Seats, Front Center Armrest, Front Prem Floor Liners w/Removable Carpet Insert, Front Rain-Sensing Wipers, Full Grain Leather Seat Trim, Gloss Black Door Handles, Gloss Black Header Grille & Grille Insert Bars, Gooseneck/5th Wheel Prep Package, HD Surround Vision, Heads-Up Display, Heated 2nd Row Outboard Seats, Heated Driver & Front Outboard Passenger Seats, Heated front seats, Heated rear seats, High Approach Stamped Steel AEV Front Bumper, Hill Descent Control, Inside Rearview Auto-Dimming Rear Camera Mirror, Keyless Open & Start, LED Cargo Area Lighting, LED Smoked Amber Roof Marker Lamps, Manual Tilt-Wheel/Telescoping Steering Column, Memory seat, Multicolor 15"" Diagonal Head-Up Display, Off-Road Suspension, OnStar Services Capable, Outside temperature display, Overhead console, Passenger vanity mirror, Power driver seat, Power Front Passenger Windows w/Express Up/Down, Power passenger seat, Power Sliding Rear Window w/Defogger, Power steering, Power Sunroof, Power windows, Preferred Equipment Group 4SG, Push Button Start, Rear Cross Traffic Alert, Rear Prem Floor Liners w/Removable Carpet Insert, Rear seat center armrest, Rear Wheelhouse Liners, Remote Vehicle Starter System, Safety Alert Seat, SiriusXM w/360L Trial Subscription, Split folding rear seat, Spray-On Pickup Bedliner w/GMC Logo, Stamped Steel AEV Rear Bumper, Steering Wheel Audio Controls, Tachometer, Telescoping steering wheel, Tilt steering wheel, Traction control, Trailer Cam Provisions & Trailer Viewing Software, Trailer Side Blind Zone Alert, Trailer Tire Pressure Monitor Sensors, Ultrasonic Front & Rear Park Assist, Unauthorized Entry Theft-Deterrent System, Universal Home Remote, Ventilated Driver & Front Passenger Seats, Ventilated front seats, Wheels: 18"" AEV Salta Black Gloss Aluminum, Wireless Charging, Wireless Phone Projection. **Mark Allen Chevrolet**, LOCATED AT 16837 S US 75 HWY, GLENPOOL OKLAHOMA, 74033. LET'S DO BUSINESS OKLAHOMA!** PHONE 918-227-1070."