Direct Debit "Get a Second Chance with CarCoop" Send a Direct Debit update request. Update Direct Debit Fill out any fields you would like to update on your Direct Debit Agreement. IMPORTANT: A $49 Fee Applies to all Direct Debit Changes. Your Application Reference Number Your Name (required) Your Email (required) New Financial Institution Name New Financial Institution Branch New Account Name New Account Number New BSB Number New Amount New Payment Frequency WeeklyFortnightly Update Reason (required)