2026 GMC Sierra 3500HD SLT Crew Cab 4WD

Summit White 2026 GMC Sierra 3500HD SLT 4WD 10-Speed Automatic Duramax 6.6L V8 Turbodiesel 10-Speed Automatic, 4WD, Black Leather. GMC Dealership Serving Boulder, CO Drivers Mike Maroone GMC GMC Sales, Service, and Parts in Boulder, CO If you have been longing to get into a new GMC close to Boulder, CO, then right now is an ideal opportunity to find your next auto at a low cost, here at Mike Maroone GMC. Enjoy Free Delivery anywhere in Colorado. Our GMC Truck line is headed by the Sierra 1500, 2500 and 3500, each new GMC model can be found here at our Boulder, CO dealership. Discover your new GMC in Boulder now for a test spin of your dream car. Price includes: $1000 - Buick & GMC Consumer Cash Program. Exp. 04/30/2026

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SiriusXM with 360L Trial Subscription,Preferred Equipment Group 4SA,10-Way Power Driver Seat Adjuster with Lumbar,Driver Memory,Power Sliding Rear Window with Defogger,Front Bucket Seats,10-Way Power Passenger Seat Adjuster with Lumbar,Power Front Windows with Passenger Express Up/Down,Deep-Tinted Glass,Keyless Open and Start,Front 40/20/40 Split-Bench Seats with Lockable Storage,Rear Wheelhouse Liners,Winter Grille Cover,Push Button Start,Remote Vehicle Starter System,Electric Rear-Window Defogger,Front Rain-Sensing Wipers,Spray-on Pickup Bedliner with GMC Logo,Floor-Mounted Center Console,Pickup Bed,Chrome Surround Grille with Chrome Insert Bars,Safety Alert Seat,Radio: AM/FM Stereo with Premium GMC Infotainment System,Engine Block Heater,Exhaust Brake,Wireless Charging,Heated Driver and Front Outboard Passenger Seats,Heated 2nd Row Outboard Seats,120-Volt Bed Mounted Power Outlet,120-Volt Instrument Panel Power Outlet,Ventilated Driver and Front Passenger Seats,Adaptive Cruise Control,220 Amp Alternator,Heavy-Duty 80 Amp-Hour Battery,Manual Tilt-Wheel/Telescoping Steering Column,2-Speed Active Transfer Case,SLT Convenience Package,SLT Premium Package,Sierra HD Pro Safety,SLT Preferred Package,Sierra HD Pro Safety Plus Package,Wireless Phone Projection,Trailer Tire Pressure Monitor Sensors,18" Machined Aluminum Wheels,Hitch Guidance with Hitch View,GMC MultiPro Tailgate,All-Weather Floor Liners,Perforated Leather-Appointed Front Outboard Seat Trim,Buckle to Drive,IntelliBeam Automatic High Beam on/Off,Trailer Camera Provisions,LED Smoked Amber Roof Marker Lamps,2 Charge/Data USB Ports Inside Center Console,2 Charge-Only Rear USB Ports,2 Charge/Data USB Ports,Ultrasonic Front and Rear Park Assist,Following Distance Indicator,Forward Collision Alert,LED Cargo Area Lighting,Rear Cross Traffic Alert,Lane Departure Warning System,Universal Home Remote,Automatic Emergency Braking,Steering Wheel Audio Controls,Front Pedestrian Braking,Trailer Side Blind Zone Alert,Bose Premium 7-Speaker Sound System,6-Speaker Audio System Feature,GMC Premium 13.4" Diagonal Information Display,Unauthorized Entry Theft-Deterrent System,HD Surround Vision,Bed View Camera with Two Trailer Camera Provisions,Front License Plate Kit,Gooseneck/5th Wheel Prep Package,Suspension Package,4-Wheel Disc Brakes,Emergency communication system: OnStar Services capable,Premium audio system: Premium GMC Infotainment System,AM/FM radio: SiriusXM with 360L,Auto High-beam Headlights,Exterior Parking Camera Rear,Front Center Armrest w/Storage,Compass,Auto-dimming Rear-View mirror,Variably intermittent wipers,Turn signal indicator mirrors,Trip computer,Traction control,Tilt steering wheel,Telescoping steering wheel,Steering wheel mounted audio controls,Split folding rear seat,Speed-sensing steering,Speed control,Security system,Remote keyless entry,Rear window defroster,Rear step bumper,Rear seat center armrest,Rear reading lights,Rain sensing wipers,Power windows,Power steering,Power passenger seat,Power driver seat,Power door mirrors,Passenger vanity mirror,Passenger door bin,Panic alarm,Overhead console,Overhead airbag,Outside temperature display,Occupant sensing airbag,Memory seat,Low tire pressure warning,Illuminated entry,Heated steering wheel,Heated front seats,Heated door mirrors,Fully automatic headlights,Front wheel independent suspension,Front reading lights,Front fog lights,Front dual zone A/C,Front anti-roll bar,Dual front side impact airbags,Dual front impact airbags,Driver vanity mirror,Driver door bin,Delay-off headlights,Bumpers: chrome,Brake assist,Automatic temperature control,Auto-dimming door mirrors,Alloy wheels,ABS brakes,Voltmeter,Tachometer,Electronic Stability Control,Air Conditioning,6 Speakers