Can I refinance with a co-signer? November 17, 2021 23:28 Updated Follow Yes, some of our partners allow a co-borrower and you can add a co-borrower on the application with the lender directly. Related articles Does checking my Auto Loan Refinance rate hurt my credit score? Is there an Auto Loan Refinance application fee? What information do you need about my vehicle? Why should I refinance my auto loan? Can I remove a Cosigner from my Private Student Loans?