JPMorgan Chase Student Loan Complaint

JPMorgan Chase Student loan department,

Non-federal student loan Dealing with my lender or servicer New Jersey

JPMorgan Chase Bank , N.A . first had my student loan account. Recently, the servicing for my loan was transferred to -. I have had automatic debit for the lifetime of the loan. A letter was sent informing me that - would service my loan and my information from direct debit would be transferred to -. - successfully withdrew my payment for the last few months. I recently received a letter instructing me to update my direct debit information online with - to avoid any issues. As instructed, I went into the AES website and updated my information. Today I received a letter from - - informing me that JPMorgan Chase Bank , N.A . has referred my account to collections because it is 14 days past due. Again, I have never been delinquent. I have always been a direct debit client. Even if I HAD been delinquent, what sort of company refers an account to collections after 14 days without first informing the client that they have missed a payment?