Turn the back of the column .If this is a 70 you should have to put it in reverse to remove the key. Your linkage is probably not connected anymore. This would be the last piece torward the dash. turn it all the way one way and try and then try the other way. If you are not sure what I am talking about, Go under the hood at the bottom of the column there is a arm where it looks like a column shiter would connect . This is what moves the upper piece inside to allow key removal. This only pertains to floor shift cars . Steve