Credit Acceptance Corporation Consumer Loan Complaint

Credit Acceptance Corporation Consumer Loan department,

Vehicle loan Managing the loan or lease New York

I sent in a - dollar check for a lump sum payment to be applied to the principal only not the intrest and I wrote this on the check. Now that I am refinancing they told me that I do n't have to make a payment until -/-/- but when I refinance I should not loose the - dollars I put down.