After buying a car with a loan, you need to mortgage the motor vehicle registration certificate. When mortgaging the motor vehicle registration certificate, you need to go to the vehicle management office for mortgage registration.

To apply for mortgage registration according to Article 23 of the Regulations on Motor Vehicle Registration, the owner of the motor vehicle shall fill in the application form, which shall be jointly applied by the owner of the motor vehicle and the mortgagee, and submit the following documents and vouchers:

(a) the identity certificate of the motor vehicle owner and the mortgagee;

(2) Motor vehicle registration certificate;

(three) the main contract and mortgage contract concluded by the motor vehicle owner and the mortgagee according to law.

The vehicle management office shall, within one day from the date of acceptance, review the submitted documents and vouchers, and annotate the contents and date of mortgage registration on the motor vehicle registration certificate.

Under normal circumstances, in accordance with the relevant provisions of the state. If you want to apply for automobile mortgage, generally speaking, you need to provide relevant materials first, and then the appraiser of the borrower will comprehensively evaluate the mortgaged car, and then sign the automobile mortgage contract and notarize it. Finally, the delivery, mortgage registration and related certification procedures are carried out.

If you want to borrow money to buy a car, you can go to the local CCB and get a formal loan.