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Driving Good. Together. At Harry Browns, that isnt just a slogan - its how we do business every day. When you choose this Coastal Dune 2026 GMC Sierra 3500
HD , youre choosing a dealer built on trust, transparency, and long-term relationships. Our customers come back because they know theyll be treated right, from the first conversation to every mile down the road. What this ride includes: AT: 4 Premium Plus Package ($4,035 value)
Power Sunroof
Off-Road High Clearance Step
Preferred Equipment Group 4
SBSirius
XM with 360
L Trial Subscription
Power Front Windows with Passenger Express Up/down
Deep-Tinted Glass
Keyless Open and Start
Rear Wheelhouse Liners
Premium Rear Floor Liners with Removable Carpet Insert
Premium Front Floor Liners with Removable Carpet Insert
Push Button Start
Remote Ride Starter System
Electric Rear-Window Defogger
Front Rain-Sensing Wipers
Spray-On Pickup Bedliner with GMC Logo
Floor-Mounted Center Console
Gloss Black Header and Grille Insert Bars
Safety Alert Seat
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
Manual Tilt-Wheel/telescoping Steering Column: 2-Speed Active Transfer Case
Sierra HD Pro Safety
Wireless Phone Projection
Pro
Grade Trailering System
Trailer Camera Provisions: 2 Charge/data USB Ports Inside Center Console: 2 USB Ports: 2 Charge-Only Rear USB Ports
Ultrasonic Front and Rear Park Assist
LED Cargo Area Lighting
Rear Cross Traffic Alert
Steering Wheel Audio Controls
Trailer Side Blind Zone Alert
Bose Premium 7-Speaker Sound System
Unauthorized Entry Theft-Deterrent System
HD Surround Vision
Bed View Camera with Two Trailer Camera Provisions
X: 31 Off-Road Package
Technology Package
Auto-Dimming Inside Rearview Mirror with Camera
Multicolor 15" Diagonal Head-Up Display
AT: 4 Preferred Package
Power Sliding Rear Window with Defogger
LED Smoked Amber Roof Marker Lamps
Universal Home Remote
Snow Plow Prep/camper Package ($530 value)220 Amp Alternator
Skid Plates Ease Adaptive cruise control - Set it and forget it. Road trips used to be stressful. Cruise control only managed speed, but not distance or safety. Now, with adaptive cruise control, simply set your desired speed and let sensor technology maintain a safe distance between you and the ride ahead. Adaptive cruise control; your ultimate co-pilot.Safety and Security Forward collision mitigation - Forward thinking. You look away for just a second and suddenly the ride 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 mix of features to help prevent or reduce the severity of an accident. Forward collision mitigation is always looking ahead. Pedestrian impact prevention - An extra step toward safety. Pedestrians don't always stop, look, and listen, but with Pedestrian Impact Prevention, your ride is has to better see them and avoid them. This system constantly monitors the road ahead to identify and track pedestrians. It projects that image to an interior display screen, AND should an impact become likely, Pedestrian impact prevention takes steps to avoid a collision. 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 Mobile hotspot - Wi
Fi on the fly. Connect your devices to the Internet through your rides private mobile hotspot and take the internet wherever your journey takes you, without eating up your data allowance. Find the hotspot with mobile hotspot. COLORADO, CONNECTICUT, DELAWARE, MAINE, MARYLAND, MASSACHUSETTS, MINNESOTA, NEVADA, NEW JERSEY, NEW MEXICO, NEW YORK, OREGON, PENNSYLVANIA, RHODE ISLAND, VERMONT AND WASHINGTON STATE Needs, ENGINE, DURAMAX 6.6
L TURBO-DIESEL V: 8, B: 20-D