6. Chevrolet SSR

The Chevrolet SSR aimed to turn heads with its blend of retro truck looks and a slick retractable hardtop.
However, the end result was a vehicle with a confused identity—neither a true sports car nor a practical truck.
Buyers were unsure what to make of it, and sales quickly fizzled. Despite its bold styling, the SSR is now remembered as a curious misstep in Chevrolet’s lineup. Source: Hagerty