Has to
The primary borrower is responsible for making the payments and adhering to the terms of the lending contract. The cosigner is legally obligated only if the primary borrower defaults on the lending agreement or files bankruptcy (chapter 7).
You guaranteed to pay the loan if the primary borrower does not. That is what a cosigner does. The lender is going to be looking at you for their money.
The cosigner's credit will only be affected if the person that they cosign for defaults on the loan. The bankruptcy will not affect the cosigners credit.
In most states, YES
If the lender is willing to reaffirm the loan with the borrower then the vehicle can be returned. A vehicle is a secured debt and is not subject to chapter 7 bankruptcy laws.
You are protected during the term of his bankruptcy. If he does not resolve the debt under it, you will remain responsible.
No. But they can ask to be excluded from the bankruptcy. Usually a deal can be made with the lender to keep a vehicle. If it is covered by the exemption and the borrower lives up to the contract agreement.
Maybe. A chapter 13 is a repayment plan and in some instances will not affect the terms of the lender and borrower contract.
You either pay or dont pay or file B/K also. If a co-borrower has debt discharged through bankruptcy, the other signatory is 100% liable for the balance of the loan.
Yes. It is usually the only other option for a borrower. If not the creditor might seek legal recourse in the form of a lawsuit. Even though the idea of a lawsuit is "scary" it can be a better choice than BK, depending on circumstances of the borrower.
Your bankruptcy attorney is best prepared to answer your question, especially if you expect to continue living in the home.
When participating in a Chapter 13 BK repayment all major financial transactions must have the approval of the bankruptcy trustee. If the person does not clear the action with the trustee the "13" can be dismissed with prejudice.