Detroit police cars
Did they really have the red lights on the cars the size of Daleks back then? They were huge AF!!
The police cars in Beverley Hills had the traditional lights across the car.
It seems to be a thing, see this stock 1980s photo of a police station:
https://i.ebayimg.com/images/g/6UAAAOSwYEFhQ717/s-l1200.webp