Originally posted by bullettdsm
Honestly? No (I mean I haven't). All (maybe 5 or 6) that I have done this to are still turning fine. I just left the hoses open, lol. In theory, it will eventually take on some form of water and some parts will start to rust, but IMO, probably not for the life of the car.
What do you mean by "left the hoses open" Mark?