Sierra 3500

Denali Ultimate

Spider

AWD4WD

8-Cylinder Turbo

Diesel

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 3500HD Denali Ultimate 10-Speed Automatic, 4WD, Alpine Umber Full Grain L Leather.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.

New 2026 GMC Sierra 3500 Denali Ultimate

New 2026 GMC Sierra 3500 Denali Ultimate Milton FL 32570

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McKenzie Motors Buick GMC

MSRP	$103,290
Listing Price	$97,290

New 2026 GMC Sierra 3500 Denali Ultimate AWD/4WD

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