The Ecto-1 is the legendary vehicle that the Ghostbusters used to travel throughout the city busting ghosts. The vehicle used for the Ecto-1 was a 1959 Cadillac professional ambulance, built by the Miller-Meteor company and converted by Universal Studios. “GhostBusters” is the famous 1984 American comedy film about three eccentric New York City parapsychologists-turned-ghost exterminators.