The 2025 GMC Sierra 2500HD Denali in Summit White represents a commanding presence on the road, delivering the capability and refinement you expect from a premium heavy-duty truck. This 4WD model pairs a Duramax 6.6L V8 Turbodiesel engine with a 10-speed automatic transmission, engineered to handle demanding work and towing situations with confidence. - Gooseneck/5th Wheel Prep Package for professional-grade towing capability - Duramax 6.6L V8 Turbodiesel with 10-speed automatic transmission - 4WD system with 2-speed active transfer case - Premium Bose 7-speaker sound system with SiriusXM 360L satellite radio - Apple CarPlay and Android Auto smartphone integration - HD Surround Vision with bed view camera and trailer camera provisions - Advanced driver assistance including automatic emergency braking and lane departure warning - 12-way power driver and passenger seats with lumbar support and ventilation - Heated and ventilated front seating with heated rear seats - Wireless charging and dual USB charging ports - Remote vehicle starter system and keyless entry with push-button start - 20-inch ultra bright machined aluminum wheels - Spray-on pickup bedliner with GMC logo - Power sunroof for added openness and style - Automatic temperature control with dual-zone front air conditioning The Denali trim brings distinctive styling with its signature chrome grille, LED lighting accents, and polished exhaust tip. Inside, genuine wood dashboard and door panel inserts complement the forge perforated leather-appointed front seats, creating an interior that balances luxury with truck-ready durability. The telescoping steering wheel, memory seat functions, and universal home remote add convenience to daily driving. Safety systems come integrated throughout this truck. Ultrasonic front and rear park assist, trailer side blind zone alert, and rear cross traffic alert provide awareness in complex driving situations. Electronic stability control, brake assist, and multiple airbags work together as your protection layer. The trailer cam provisions and in-vehicle trailering system app make towing management straightforward and safer. Practical features enhance functionality for both work and life. The 120-volt bed-mounted and instrument panel power outlets keep tools and devices charged on the job. Fully automatic headlights with IntelliBeam technology and rain-sensing wipers adapt to changing conditions. The power sliding rear window with defogger and rear step bumper round out the truck's everyday utility. This Sierra 2500HD Denali is ready to serve your needs with the confidence that comes from premium engineering, proven capability, and refined comfort. We invite you to visit our showroom to experience this truck firsthand and discover how its combination of power, technology, and luxury can work for you.

Additional Information

Gooseneck/5th Wheel Prep Package,7 Speakers,AM/FM radio: SiriusXM with 360L,Bose Premium 7-Speaker Sound System,Radio: AM/FM w/Premium GMC Infotainment System,SiriusXM w/360L Trial Subscription,Steering Wheel Audio Controls,Air Conditioning,Automatic temperature control,Electric Rear-Window Defogger,Front dual zone A/C,Rear window defroster,120-Volt Bed Mounted Power Outlet,120-Volt Instrument Panel Power Outlet,Driver Memory,Memory seat,Power driver seat,Power steering,Power windows,Push Button Start,Remote keyless entry,Remote Vehicle Starter System,Steering wheel mounted audio controls,Universal Home Remote,Manual Tilt-Wheel/Telescoping Steering Column,Off-Road Suspension,Speed-sensing steering,Traction control,4-Wheel Disc Brakes,ABS brakes,Dual front impact airbags,Dual front side impact airbags,Emergency communication system: OnStar,Front anti-roll bar,Front wheel independent suspension,Keyless Open & Start,Low tire pressure warning,Occupant sensing airbag,Overhead airbag,Power Sunroof,Pickup Box,Brake assist,Electronic Stability Control,Lane Departure Warning System,Auto High-beam Headlights,Delay-off headlights,Front fog lights,Fully automatic headlights,Panic alarm,Security system,Unauthorized Entry Theft-Deterrent System,Speed control,2-Speed Active Transfer Case,Heavy-Duty 80 Amp Battery,Auto-dimming door mirrors,Bumpers: body-color,Heated door mirrors,IntelliBeam Automatic High Beam On/Off,LED Cargo Area Lighting,LED Smoked Amber Roof Marker Lamps,Polished Exhaust Tip,Power door mirrors,Rear step bumper,Rear Wheelhouse Liners,Signature Chrome Denali Grille,Spray-On Pickup Bedliner w/GMC Logo,Turn signal indicator mirrors,2 Charge-Only Rear USB Ports,2 Charge/Data USB Ports Inside Center Console,2 USB Ports,Apple CarPlay/Android Auto,Auto-dimming Rear-View mirror,Automatic Emergency Braking,Bed View Camera w/2 Trailer Camera Provisions,Buckle to Drive,Compass,Driver door bin,Driver vanity mirror,Floor-Mounted Center Console,Following Distance Indicator,Forward Collision Alert,Front Pedestrian Braking,Front reading lights,Garage door transmitter,Genuine wood dashboard insert,Genuine wood door panel insert,HD Surround Vision,Heated steering wheel,Illuminated entry,OnStar Services Capable,Outside temperature display,Overhead console,Passenger vanity mirror,Rear Cross Traffic Alert,Rear reading lights,Rear seat center armrest,Tachometer,Telescoping steering wheel,Tilt steering wheel,Trailer Cam Provisions & Trailer Viewing Software,Trailer Side Blind Zone Alert,Trip computer,Ultrasonic Front & Rear Park Assist,Voltmeter,Wireless Charging,Wireless Phone Projection,12-Way Power Driver Seat Adjuster w/Lumbar,12-Way Power Passenger Seat Adjuster w/Lumbar,Forge Perforated Leather-Appointed Front Seat Trim,Front Bucket Seats,Front Center Armrest,Heated 2nd Row Outboard Seats,Heated Driver & Front Outboard Passenger Seats,Heated front seats,Heated rear seats,Power passenger seat,Safety Alert Seat,Split folding rear seat,Ventilated Driver & Front Passenger Seats,Ventilated front seats,Passenger door bin,Hitch Guidance w/Hitch View,In-Vehicle Trailering System App,Wheels: 20" Ultra Bright Machined,Deep-Tinted Glass,Front Rain-Sensing Wipers,Power Front Passenger Windows w/Express Up/Down,Power Sliding Rear Window w/Defogger,Rain sensing wipers,Variably intermittent wipers,3.73 Rear Axle Ratio,GOOSENECK/5TH WHEEL PREP PKG