*Why BUY from Twin City Auto Center?*When you choose this *Summit White 2020 GMC Sierra 3500HD Denali* with *83,011* miles, you are not just buying a used vehicle - you are investing in quality, reliability and peace of mind. Our clientele depend on us for *Transparent Pricing, Convenience* and, most importantly, *Customer FIRST Service!*No Accidents!One Owner!*What this vehicle includes:*=== Dual Rear Wheel ====== Technology Package === * Auto-Dimming Inside Rearview Mirror with Camera * Multicolor 15" Diagonal Head-Up Display * Bed View Camera * HD Surround Vision with 2 Trailer View Camera Provisions=== Denali Ultimate Package ($2,370 value) === * Power Sunroof=== Preferred Equipment Group 5SA === * Power Sliding Rear Window with Defogger * GMC Connected Access Capable * Power Front Passenger Windows with Express Up/down * Power Rear Windows with Express Down * Deep-Tinted Glass * Keyless Open and Start * Power Door Locks * Power Front Windows with Driver Express Up/down * Rear Wheelhouse Liners * Remote Vehicle Starter System * 6" Rectangular Chromed Tubular Assist Steps * Electric Rear-Window Defogger * Spray-On Pickup Bed Liner with Denali Logo * Compass Located in Instrument Cluster * Floor-Mounted Center Console * Signature Denali Grille with High Gloss Black Mesh * Safety Alert Seat * AM/FM Stereo with Premium GMC Infotainment System and Navigation * Integrated Trailer Brake Controller * Wireless Charging * Heated Driver and Front Outboard Passenger Seats * 2nd Row Heated Outboard Seats * 120-Volt Bed Mounted Power Outlet * 120-Volt Instrument Panel Power Outlet * 12-Volt Rear Auxiliary Power Outlet * Ventilated Driver and Front Passenger Seats * 2 USB Ports Inside Console * 2 USB Ports (first Row) * Electrical Lock Control Steering Column * Manual Tilt-Wheel/telescoping Steering Column * 2-Speed Active Transfer Case * Driver Alert Package II * Driver Alert Package I * ProGrade Trailering System * OnStar and GMC Connected Services Capable * LED Cargo Area Lighting * Universal Home Remote * Steering Wheel Audio Controls * 2nd Row Dual USB Charge-Only Ports * Unauthorized Entry Theft-Deterrent System * HD Rear Vision Camera * Chrome Recovery Hooks * Polished Exhaust Tip * 4G LTE Wi-Fi Hotspot Capable * X31 Off-Road Package=== Gooseneck/5th Wheel Package ($545 value) === * Gooseneck/5th Wheel Prep Package=== Safety and Security === * Forward collision mitigation - Forward thinking. You look away for just a second and suddenly the vehicle in front of you has stopped. That's when the forward collision mitigation system comes to life. When it senses an impending impact, it will activate a combination of features to help prevent or reduce the severity of an accident. Forward collision mitigation is always looking ahead. * Rear camera - Watching your back! The rear camera helps you see obstacles and hazards you otherwise couldn't by showing enhanced images of what is behind you. The rear camera is an extra set of eyes that's both convenient and safe. * Rear camera - Watching your back! The rear camera helps you see obstacles and hazards you otherwise couldn't by showing enhanced images of what is behind you. The rear camera is an extra set of eyes that's both convenient and safe.=== Technology and Telematics === * Smart device mirroring - Smartphone, meet smart car. You can control your device through your vehicle's infotainment system. Smart device mirroring brings together safety and convenience by making it easier to find what you're looking for while keeping your eyes on the road. * Mobile hotspot - WiFi on the fly. Connect your devices to the Internet through your vehicles private mobile hotspot and take the internet wherever your journey takes you, without eating up your data allowance. Find the hotspot with mobile hotspot.DUAL REAR WHEELS, EMISSIONS, CONNECTICUT, DELAWARE, MAINE, MARYLAND, MASSACHUSETTS, NEW JERSEY, NEW YORK, OREGON, PENNSYLVANIA, RHODE ISLAND, VERMONT AND WASHINGTON STATE REQUIREMENTS, ENGINE,