The lender should go to the institution that handled the loan at that time after the loan is repaid. According to the relevant information, after the car loan is settled, the lender should go to the institution that handled the loan at that time, get back the motor vehicle registration certificate mortgaged at the lending institution at that time, and then go through the vehicle release formalities at the vehicle management office with this certificate. Only when the vehicle is released will it not affect the subsequent transfer.