Question

what did us car companies produce during ww2

Answer 1

They produced jeeps, ambulances, certain types of tanks ( M2 light, M3 Lee, etc)

anything that had to do with land vehicles.

hope this helps

Answer 2

they produced more than one thing jeep produced the willys jeep which would be mounted with a M2 HMG and others would produce tanks such as the stewart and sherman hope this helps im a ww2 buff so i know what i am talking about lol