I would live to go back with R12 but have no idea where to go around here. If I do that, I will buy a new compressor first. Not taking any chances with expensive freon. Thanks for the input.

Hello everyone, This is my first post. I was referred to this forum for the questions I had... I own a 1976 aCadillac Deville that has been off the road for over 20 years. I have gone through the mechanical systems and it runs and drives great, but now I would like to get the A/C working again. Obvi...