Embark on a journey through the heartland with the 2021 White GMC Sierra 3500HD Denali, a symbol of rugged power and unwavering reliability. Fitted with a robust Duramax 6.6L V8 Turbodiesel engine and a smooth 10-Speed Automatic transmission, this 4WD powerhouse commands the road with a staggering torque of 910 @ 1600 RPM. Beyond its pristine exterior lies a vehicle tailored for the challenges of country life, embodying the spirit of dependability that defines the heartland. Whether navigating tough terrains or hauling heavy loads, the Sierra 3500HD Denali is not just a truck; it's a testament to the enduring strength and resilience of the heartland lifestyle. This GMC Sierra 3500HD has many features and is well equipped including, 10-Way Power Driver Seat Adjuster w/Lumbar, 10-Way Power Passenger Seat Adjuster w/Lumbar, 120-Volt Bed Mounted Power Outlet, 120-Volt Instrument Panel Power Outlet, 12-Volt Rear Auxiliary Power Outlet, 2 USB Ports (First Row), 2 USB Ports Inside Console, 2nd Row Dual USB Charge-Only Ports, 2nd Row Heated Outboard Seats, 2-Speed Active Transfer Case, 3.73 Rear Axle Ratio, 4G LTE Wi-Fi Hotspot Capable, 4-Wheel Disc Brakes, 6" Rectangular Chromed Tubular Assist Steps, 7 Speakers, ABS brakes, Air Conditioning, Alloy wheels, AM/FM radio: SiriusXM with 360L, Apple CarPlay/Android Auto, Auto High-beam Headlights, Auto-dimming door mirrors, Auto-dimming Rear-View mirror, Automatic Emergency Braking, Automatic temperature control, Bed View Camera w/2 Trailer Camera Provisions, Bose Premium 7 Speaker Sound System, Brake assist, Bumpers: body-color, Chrome Recovery Hooks, Compass, Compass Located In Instrument Cluster, Deep-Tinted Glass, Delay-off headlights, Driver Alert Package I, Driver Alert Package II, Driver door bin, Driver Memory, Driver vanity mirror, Dual front impact airbags, Dual front side impact airbags, Electric Rear-Window Defogger, Electrical Lock Control Steering Column, Electronic Stability Control, Exterior Parking Camera Rear, Floor-Mounted Center Console, Following Distance Indicator, Forge Perforated Leather-Appointed Seat Trim, Forward Collision Alert, Front anti-roll bar, Front Bucket Seats, Front Center Armrest, Front dual zone A/C, Front fog lights, Front reading lights, Front wheel independent suspension, Fully automatic headlights, Garage door transmitter, Genuine wood console insert, Genuine wood door panel insert, GMC Connected Access Capable, HD Radio, HD Rear Vision Camera, HD Surround Vision w/2 Trailer View Camera Provisions, Heated door mirrors, Heated Driver & Front Outboard Passenger Seats, Heated front seats, Heated rear seats, Heated steering wheel, Heavy-Duty 80 Amp Battery, Hitch Guidance w/Hitch View, Illuminated entry, Integrated Trailer Brake Controller, IntelliBeam Automatic High Beam On/Off, In-Vehicle Trailering System App, Keyless Open & Start, Lane Change Alert w/Side Blind Zone Alert, Lane Departure Warning System, LED Cargo Area Lighting, Low tire pressure warning, Manual Tilt-Wheel/Telescoping Steering Column, Memory seat, Navigation System, Occupant sensing airbag, OnStar & GMC Connected Services Capable, Outside temperature display, Overhead airbag, Overhead console, Panic alarm, Passenger door bin, Passenger vanity mirror, Pickup Bed, Polished Exhaust Tip, Power Door Locks, Power door mirrors, Power driver seat, Power Front Passenger Windows w/Express Up/Down, Power Front Windows w/Driver Express Up/Down, Power passenger seat, Power Rear Windows w/Express Down, Power Sliding Rear Window w/Defogger, Power steering, Power windows, Premium audio system: Premium GMC Infotainment System, ProGrade Trailering System, Radio: AM/FM w/Prem GMC Infotainment System & Navi, Rear Cross Traffic Alert, Rear reading lights, Rear seat center armrest, Rear step bumper, Rear window defroster, Remote keyless entry, Remote Vehicle Starter System, Safety Alert Seat, Security system, Signature Denali Grille w/High Gloss Black Mesh, SiriusXM w/360L, Speed control, Speed-sensing