I did not stop payment on her car, the bank did, due to NSF.
Is that because you have your DD into a new account?
Legally it probably doesn't matter what you told her she is responsible for. She can go out and ring up a bunch of debt and you would have to deal with it becuase you are married.
This is where you need legal advice.
M22,H45,W45 S21/18D12 Retain faith that you will prevail in the end, regardless of the difficulties and at the same time confront the most brutal facts of your current reality, whatever they might be.