Apply for auto financing for a new or used car with Chase. Use the payment calculator to estimate monthly payments.If your lender agrees to settle a debt for less than you owe, you'll need a written agreement of the terms. A demand letter is an official notice requesting money, possession of assets, or action on a legal matter. The Vehicle Payoff Sample Letter form is a crucial document for individuals aiming to transfer their vehicle loan to the State Department Federal Credit Union. Include your vehicle account number with your payoff payment to avoid any processing delays. Registering and titling your vehicle with your state's Department of Motor Vehicles (DMV) is the final step to owning your new car.