Meet the 2023 GMC Sierra 2500HD AT4, a capable heavy-duty truck designed to handle demanding work and challenging terrain while delivering the comfort and technology you expect in a modern vehicle.- Power Sunroof- HD Surround Vision with Dual Trailer Camera Provisions- Bose Premium 7-Speaker Audio System- 8" Premium GMC Infotainment System with Navigation- Bed View Camera with Trailer Camera Provisions- Heated and Ventilated Front Bucket Seats- Wireless Charging- Front and Rear Park Assist- Lane Change Alert with Side Blind Zone Alert- Rear Cross Traffic Alert- Remote Vehicle Starter System- Universal Home Remote- Integrated Trailer Brake Controller- Spray-On Pickup Box Bed Liner with AT4 Logo- 18" Machined Aluminum WheelsThis Sierra delivers the performance and features you need for heavy hauling and towing. The 6.6L V8 engine paired with a 6-speed automatic transmission and 4WD provides the power and control necessary for your toughest jobs. The 2-speed active transfer case and Hill Descent Control enhance your capability in varied driving conditions, while the integrated trailer brake controller and hitch guidance system make towing safer and more precise.Inside the cabin, you'll find a thoughtfully designed workspace with an 8" premium infotainment system featuring navigation, Apple CarPlay and Android Auto compatibility, and SiriusXM with 360L satellite radio. The heated and ventilated front bucket seats keep you comfortable during long drives, while the wireless charging pad and multiple USB ports keep your devices ready to use. Premium Bose audio with steering wheel controls ensures you stay connected to what matters.The AT4 Preferred Package adds meaningful technology for both convenience and safety. The HD surround vision system with dual trailer view camera provisions gives you comprehensive sight lines around the truck, while the bed view camera provides clear visibility of your cargo area. Front and rear park assist with perimeter lighting and rear cross traffic alert help you navigate tight spaces with confidence.Exterior design reflects the AT4's capability with its painted black surround grille, LED smoked amber roof marker lamps, and spray-on pickup box bed liner featuring the AT4 logo. Red recovery hooks convey ready-for-work functionality, while the deep-tinted glass and premium floor liners protect both your investment and your workspace.Safety features throughout this truck give you peace of mind on every journey. Electronic stability control, traction control, ABS brakes, and multiple airbags work together to protect you and your passengers. An unauthorized entry theft-deterrent system with keyless open and start provides security when the truck is parked or unattended.This 2023 Sierra 2500HD AT4 represents serious capability paired with the modern conveniences you deserve. We invite you to experience this truck firsthand and see how it meets your work and lifestyle demands.