When should you refinance your car loan? And when to wait

Improving your credit score may be enough to get a lower rate. The difference between applying for a loan with good credit and applying with bad credit is significant. For many auto loans, it can mean an APR that is more than 10 percentage points lower. That could mean major savings on your monthly payment and total interest costs.Next step: Check how much you could save by refinancing your auto loanYour total savings would be about $39 a month — but you would reduce the total interest you pay by $1,865.Ass ...