2021 GMC Sierra 1500 AT4 delivers premium capability and comfort in a sophisticated package. This crew cab short box 4WD truck pairs a powerful EcoTec3 5.3L V8 engine with a 10-speed automatic transmission, offering genuine towing and hauling performance. With just over 40,600 miles, this truck remains nearly new and ready for serious work or weekend adventures.- Power sunroof- Heated and ventilated front seats- Premium leather interior with Kalahari accents- AT4 Premium Package- Spray-on bed liner with AT4 logo- ProGrade Trailering System with integrated trailer brake controller- Apple CarPlay and Android Auto compatibility- Ultrasonic front and rear park assist- Wireless charging- Lane change alert with side blind zone alertThe AT4 trim elevates this Sierra with sophisticated styling and substantial off-road capability. Jet black paint with an Onyx Black grille creates a striking presence on any road. Inside, the Jet Black leather with Kalahari accents wraps the cabin in refinement, while the 4.2-inch color driver information center and GMC Infotainment System keep you connected and informed. EPA-estimated 16 city / 21 highway MPG. Actual mileage may vary.This vehicle arrives as a CarBravo Certified vehicle, backed by comprehensive coverage and roadside support to give you confidence in your purchase.Stop by our showroom to experience the commanding presence and versatility of this Sierra 1500 AT4. Our team is ready to answer your questions and arrange a test drive at your convenience.Certification Program Details: 12-Month/12,000-Mile Bumper-to-Bumper Limited Warranty**, whichever comes first, if labeled a CarBravo vehicle, which is in addition to and begins upon the expiration of any remaining original factory warranty. 24-Hour Roadside Assistance Towing Assistance To the closest CarBravo and/or GM dealer from a legal roadway Flat Tire Change Service consists of the removal of the flat tire and replacing it with the covered vehicle's spare tire Emergency Fuel Delivery Up to $5 of fuel Oil, Fluid and Water Delivery Service Oil, fluid and water will be delivered if the covered vehicle is in immediate need. Payment for these fluids is the customer's responsibility, due at delivery. These benefits are not reimbursable Vehicle Lock-Out Assistance If the customer's keys are locked inside the covered vehicle, assistance will be provided to gain entry to the Covered Vehicle (costs for a new key and labor are not covered) Battery Jump-Start Service *Car