At LAKE CITY GMC, we're dedicated to satisfying our customers. THIS IS TRUE FROM THE MOMENT YOU STEP ON TO THE LOT TO WHEN WE HAND YOU THE KEYS OF YOUR NEW OR USED VEHICLE, TO COMING IN FOR EXCEPTIONAL SERVICE AND MAINTENANCE, ALL THE WAY DOWN THE ROAD TO WHEN YOU DECIDE TO UPGRADE TO SOMETHING A LITTLE NEWER. WE CONTINUALLY LOOK FORWARD TO WOWING YOU WITH OUR EXCEPTIONAL SERVICE AND PROFESSIONAL STAFF AND PROVE THAT WE TRULY APPRECIATE THE OPPORTUNITY TO EARN YOUR BUSINESS. This 2025 GMC Sierra 2500HD AT4 is equipped with a powerful Duramax 6.6L V8 Turbodiesel engine mated to a smooth-shifting 10-speed automatic transmission. The Sierra 2500HD AT4 is built for adventure, with its rugged off-road capabilities and impressive towing and hauling capacities. Key features include: - Onyx Black exterior with Black interior - Engine Block Heater - 220 AMP Alternator - Max Trailering Package - AT4 Premium Plus Package - Gooseneck/5th Wheel Prep Package This Sierra 2500HD AT4 also comes equipped with a long list of premium features, including: - Bose Premium 7-Speaker Sound System - SiriusXM w/360L Trial Subscription - Steering Wheel Audio Controls - Electric Rear-Window Defogger - 120-Volt Bed Mounted Power Outlet - 120-Volt Instrument Panel Power Outlet - Memory seat, Power driver seat, Push Button Start - Remote Vehicle Starter System - Brake assist, Electronic Stability Control, Lane Departure Warning System - Universal Home Remote - Manual Tilt-Wheel/Telescoping Steering Column - 2-Speed Active Transfer Case - Gloss Black Header Grille & Grille Insert Bars - LED Cargo Area Lighting, LED Smoked Amber Roof Marker Lamps - Off-Road High Clearance Step (LPO) - Rear Wheelhouse Liners, Spray-On Pickup Bedliner w/GMC Logo - 2 Charge-Only Rear USB Ports, 2 Charge/Data USB Ports Inside Center Console - Bed View Camera w/2 Trailer Camera Provisions - Floor-Mounted Center Console, HD Surround Vision - Rear Cross Traffic Alert, Trailer Cam Provisions & Trailer Viewing Software - Trailer Side Blind Zone Alert, Ultrasonic Front & Rear Park Assist - Wireless Charging, Wireless Phone Projection - Keyless Open & Start - Heated 2nd Row Outboard Seats, Heated Driver & Front Outboard Passenger Seats - Safety Alert Seat, Ventilated Driver & Front Passenger Seats - Unauthorized Entry Theft-Deterrent System - Power Sunroof, Deep-Tinted Glass, Front Rain-Sensing Wipers - Power Front Passenger Windows w/Express Up/Down - Power Sliding Rear Window w/Defogger This 2025 GMC Sierra 2500HD AT4 is the perfect blend of capability, technology, and premium comfort. Schedule a test drive today and experience the power and versatility of this exceptional truck. Disclaimer: Advertised prices exclude tax, tag, title, and registration, as well as any dealer-installed accessories, dealer-provided benefits, a $1,199 pre-delivery service fee, a $189 private tag agency fee, and a $199 electronic registration filing fee, unless otherwise stated. All advertised prices apply to in-stock new and used vehicles only and include all applicable dealer and manufacturer discounts and incentives. Certain offers or incentives may require financing through the manufacturer's captive lender with approved credit. Financing through alternative lenders or payment methods may affect eligibility for some incentives. All pricing, vehicle information, incentives, and availability are subject to change without notice. Please contact the dealer for the most current and complete details. See dealer for complete information.