The Flint Assembly Plant is the longest-operating factory in the General Motors portfolio, following the closure of Buick City, having first opened nearly 80 years ago in 1947. With such a storied history, Flint Assembly has produced a lot of vehicles, and earlier this month, the plant hit a major milestone. The 16 millionth vehicle rolled off the assembly line at the Flint plant, a 2026 Chevrolet Silverado 2500 HD Crew Cab LTZ finished in Lakeshore Blue Metallic.
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