Director Michael Bay spoke to Detroit Free Pass regarding filming plans in Michigan and he also mentioned that GM cars will return for the Transformers' alt modes. Filming in the Detroit area is expected to last about a month and a half.
“We’re going to be shooting at stages, we’re going to be
shooting around the city, we’re going to be shooting at GM a bit,” says Bay, who
knows the city well and credits it with having a lot of good
Bay says he plans to put some other GM cars in the new
“Transformers.” The movies have proved to be a plum marketing spot that has led
to continuing efforts by automakers to win him over.