Once upon a time Indiana had a significant portion of the auto industry. That was part of why that track got built in Indianapolis.
I’d have to look ‘em up to find all of the companies that did business there, but I do recall off the top of my head that Studebaker was based in South Bend.
Michigan got the auto industry due to the Detroit river. Iron mined in the UP could be delivered to Detroit at minimal cost.
30 or 40 different brands of cars and trucks were made in Indiana...
Yes, and one of my uncles worked there., My dad and a couple of his brothers worked at Chrysler in Kokomo.