2026 GMC Sierra 1500 AT4 Crew Cab 4WD

At McKenzie Buick GMC, we’ve proudly served Milton, FL and the surrounding communities since 1967. As a family-first dealership, we believe in doing business the right way—with transparent pricing both online and in-store, no surprises, and no games. Come experience the McKenzie Advantage and see why generations of customers say, “We Are McKenzie.”2026 GMC Sierra 1500 AT4 HD SURROUND VISION, WIRELESS APPLE CARPLAY AND ANDROID AUTO, 10-Speed Automatic, 4WD, Jet Blk With Kalahari Acc Leather, 10-Way Power Driver Seat Adjuster with Lumbar, 10-Way Power Passenger Seat Adjuster with Lumbar, 120-Volt Bed Mounted Power Outlet, 120-Volt Interior Power Outlet, AT4 CarbonPro Edition, AT4 Preferred Package, AT4 Premium Package, Auto-Locking Rear Differential, Bed View Camera, Carbon Fiber Composite Bed, CarbonPro Fender Hard Badge, Heated Driver and Front Outboard Passenger Seating, Heated rear seats, Integrated Trailer Brake Controller, Multicolor 15 Diagonal Head-Up Display, MultiPro Tailgate Audio System by Kicker, Off-Road High Clearance Step, Power Sliding Rear Window with Rear Defogger, Power Sunroof, Premium Bose 7-Speaker Sound System, Rear Camera Mirror, Spray-on Pickup Bedliner with GMC Logo, Technology Package, Universal Home Remote, Ventilated Driver and Front Passenger Seats, Wheels: 20 x 9 Machined Aluminum, Wireless Charging.Thank you for visiting McKenzie Buick GMC. We’re committed to delivering a straightforward, transparent buying experience every step of the way. Conveniently located near Blackwater Bay at 6500 Caroline Street (Highway 90 at the Highway 89 Bypass), we offer a full selection of competitively priced new and pre-owned cars, trucks, and SUVs. Whether you’re shopping, servicing, or ordering parts, our team is here to help with no surprises—just honest, reliable service. Reach out anytime or come experience the McKenzie Advantage for yourself.