The dealer must, within 7 days, notify the lien holder in writing that the vehicle has been traded in. Log into Account Center.Pay your bill, set up automatic payments and more. OneMain wants to make your loan process as easy as possible. To start the process, click on the "Start A Loan" button above and fill out the application. A member of our team will give you a call to finish the process. Repaying Your Loans. You repay federal student loans after you're no longer attending SLCC or if you're no longer enrolled in at least 6 credit hours. Use this mortgage loan calculator to generate a mortgage estimate. Press the "Calculate" button to find out.