To make a payment over the phone with Credit Acceptance Corporation, customers typically need to have their account information readily available. The payment process usually involves calling the customer service number designated for payment assistance, which can often be found on the official website. Once connected, the representative will guide the caller through the necessary steps to complete the payment. It may be essential to provide information such as the account number, payment amount, and possibly other identifying details to verify the identity of the caller. Additionally, customers should inquire about any fees that might apply to phone payments and ensure they have the correct payment method ready, whether it is a bank account or credit card. For the most accurate and up-to-date contact information, it is advisable to refer to the current web page related to Credit Acceptance Corporation.