They may repossess the vehicle, sue for the amount due, or do nothing.

You may always change lawyers if your discussions with the attorney do not give you confidence.

A letter demanding the return followed by hiring another attorney to deal with that lawyer should get you your response.

The costs can be challenged in court.

Put your specific request to your attorney in writing and deliver the request by fax and certified mail return receipt.

Some of those items may be malpractice if the can be proven.

You are entitled to the court documents. Unless there was reason for you not to know of the filing in court, the higher fee percentage would apply....

Yes the State can suspend your license in certain circumstances. Check the DMV.

It may be a scam. Whenever one is unsure, give no information, demand proof in writing (do not give your address or other information),...

Ask them for a payment arrangement.