Identify yourself and your vehicle. Be sure to include an account number so that your lender can match your letter to your records. Explain that you're unable to make payments and intend to surrender the car. Provide contact information so that your lender can reach you.
However, the lender has absolutely no obligation to do so. Even though you want to surrender the vehicle the lender won't pick it up.
How to perform a voluntary repossession of your vehicle Proactively inform your lender that you are unable to maintain making timely, monthly payments. Work with the lender to arrange a time and place for dropping the vehicle off.