Once a bankruptcy case is filed, the automatic stay takes effect and prevents creditors from taking most actions to enforce debts. If a client for whom I was preparing a bankruptcy petition showed me an information subpoena, I would determine whether we could file the case before there would be any real chance of the creditor taking any action that would harm the client.
It will depend upon the particular circumstances but if your bankruptcy attorney isn't helping, you probably should contact another attorney and see whether he or she can help. Many bankruptcy representations have a limited scope. Your needs also might be beyond your bankruptcy attorney's expertise.
Whether you lose the cars depends upon the value of the cars and the value of the other property that you have that you might be able to claim as exempt. You should consult with a competent bankruptcy attorney in New Jersey to see what your options are.
You probably should consult with a bankruptcy attorney in your area and he or she can lay out the options for you. Most of us will give a free consultation to explain the various alternatives. Because your income is low, you might be able to qualify for a chapter 7 bankruptcy. But a chapter 13 might be possible as well.
He should contact an attorney who handles bankruptcy as soon as he can. Most credit card debts can be discharged in bankruptcy. But he is better off if he speaks to a bankruptcy attorney who can lay out his options for him. The sooner the better too.