At McKenzie Buick GMC, weve proudly served Milton, FL and the surrounding communities since 1967. As a family-first dealership, we believe in doing business the right waywith 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 3500HD Denali 10-Speed Automatic, 4WD, Black Leather.Thank you for visiting McKenzie Buick GMC. Were 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 youre shopping, servicing, or ordering parts, our team is here to help with no surprisesjust honest, reliable service. Reach out anytime or come experience the McKenzie Advantage for yourself.