David Gelb, known for “Jiro Dreams of Sushi,” turns his attention to another cherished and historic icon: the Mustang, the pride of Ford’s lineup. However, this icon is facing challenges. As the Mustang’s fiftieth anniversary nears and the automotive industry grapples with the depths of a financial crisis, Ford embarks on a redesign. The future of the workers at Ford’s Flat Rock Assembly Plant, the hopes of countless Mustang enthusiasts, and the economic well-being of Detroit all rest on the shoulders of Dave Pericak. As the chief program engineer, he is tasked with leading the 2015 Mustang from the production line to the showroom—provided he can resolve the issue with the steering wheel vibration.