This 2023 GMC Sierra 3500HD Denali represents a premium heavy-duty truck built for those who demand capability and refinement in equal measure. - Power-Retractable Assist Steps with LED perimeter lighting - Denali Ultimate Package including Technology Package and power sunroof - Gooseneck/5th Wheel Prep Package with hitch platform - Premium GMC Infotainment System with navigation and SiriusXM 360L - Bose Premium 7-Speaker Sound System - HD Surround Vision with trailer camera provisions - ProGrade Trailering System with integrated trailer brake controller - Multicolor 15 Diagonal Head-Up Display - 10-Way Power Driver and Passenger Seats with lumbar support - Heated and ventilated front seats with heated rear outboard seats - Wireless phone projection and Apple CarPlay/Android Auto - Automatic Emergency Braking with Lane Departure Warning - All-terrain capability with 2-Speed Active Transfer Case and Off-Road Suspension - Power sunroof and power sliding rear window The 6.6L V8 engine paired with a 6-Speed Automatic transmission and 4WD ensures this truck delivers the power and control you need for demanding work or weekend adventures. The black exterior is enhanced by the Signature Denali Grille with high gloss black mesh and polished exhaust tip, establishing a commanding presence on any road or job site. Inside, the Denali Ultimate Package elevates your driving experience with premium materials and technology. Forge perforated leather-appointed seat trim, genuine wood console and door panel inserts, and a heated steering wheel create an inviting cabin environment. The 15 head-up display keeps critical information within your line of sight, while the premium infotainment system seamlessly integrates your digital life with navigation, wireless charging, and multiple USB ports throughout the cabin. The Gooseneck/5th Wheel Prep Package demonstrates this truck's readiness for serious towing applications. The hitch platform with removable stamped bed holes and bed-mounted 7-pin trailer harness provide the infrastructure for accepting gooseneck or fifth-wheel hitches. Coupled with the ProGrade Trailering System, integrated trailer brake controller, and hitch guidance with hitch view, you have all the technology needed to tow with confidence. Safety and driver assistance technologies are woven throughout this vehicle. Automatic Emergency Braking, Lane Departure Warning, Rear Cross Traffic Alert, and Lane Change Alert with Side Blind Zone Alert work together to help protect you and your passengers. The HD Sur
