If your car loan came out of a dealer’s finance office, or your credit score has climbed since you signed, refinance offers probably aren’t hard to find. Whether one actually saves money depends mostly on when the new loan ends compared with the old one. In the $22,000 example below, dropping from 11.5% to 7.5% saves about $2,000 of interest on the same 48 months. Stretch that refinance to 72 months and the savings shrink to about $160.
Most of what you need to judge an offer is already on your statement and loan contract. Work through it before a lender’s monthly figure does the deciding for you.
What changes when you refinance
A new lender pays off your current auto loan, and you start making payments to that lender instead. The car is the same and the balance is roughly the same. The interest rate, the number of months, or both are what move.
People who come out ahead usually fit one of three situations. Their score has climbed since they bought the car, often after a year or more of on-time payments. Rates at banks and credit unions have dropped since the original loan was written. Or they took dealer-arranged financing on the spot because it was fast, and the rate was higher than what they could have gotten by shopping. A fourth group refinances purely to shrink the payment, and that’s where most of the expensive mistakes happen. The FTC’s guide to financing or leasing a car puts it directly: a longer loan makes the whole deal more expensive, even when each payment is smaller.
A $22,000 loan, run three ways
Picture a $22,000 balance at 11.5% APR with 48 months left. The payment is about $573.96, and if you just keep paying, the remaining payments total roughly $27,550. About $5,550 of that is interest. A credit union then quotes you 7.5%. Those two rates are made up for the example, but they’re in the range real borrowers see when they refinance out of a dealer loan.
Keep 48 months at 7.5%. The payment falls to about $531.94 and total interest to around $3,533. You save roughly $2,000, and the loan still ends on the same month it would have.
Stretch to 60 months at 7.5%. Now the payment is about $440.83, which feels great in a monthly budget. Interest comes to around $4,450. That’s still about $1,100 less than keeping the old loan, but you’ve signed up for an extra year of car payments to get there.
Stretch to 72 months at 7.5%. The payment drops to about $380.38, almost $200 a month lower than today. Total interest is about $5,388, which is only $160 or so below the loan you already have. You’d be paying for this car two years longer and saving close to nothing.
The comparison that matters is total dollars out the door. Multiply your current payment by the months left: $573.96 times 48 is about $27,550. Then multiply the new payment by the new term and add every fee: $531.94 times 48 is about $25,533. If the second number isn’t clearly smaller, the offer is mainly selling you a lower payment.
Fees and the prepayment clause
Refinancing is rarely free. Your state charges to record the new lienholder on the title, and some lenders add a processing or origination fee on top. The amounts vary a lot by state and lender, so ask for them in writing before you apply and subtract them from the savings.
Then pull out your current contract and look for a prepayment penalty. Many auto loans don’t have one, but some do, and the CFPB says your contract and state law will determine whether you can pay off your auto loan early without one. A refinance is an early payoff as far as the old lender is concerned.
In the example, $300 of total fees would still leave the 48 month refinance about $1,700 ahead. The 72 month version would end up costing more than doing nothing once the same $300 is added, since its interest savings were only around $160.
Will shopping for a refinance hurt my credit?
A little, and briefly, if you keep the shopping tight. Plenty of refinance lenders will show you a rate after a soft check, which doesn’t touch your score. The formal application is a hard inquiry. The CFPB says lender checks for the same kind of loan will generally only count as a single inquiry if they’re made within 14 to 45 days of each other, with the exact window depending on the scoring model. Using 14 days as your deadline covers every model.
Your old loan will then show as paid and closed, and a new account appears. A brand new account lowers the average age of your accounts a bit. If you’re planning to apply for a mortgage in the next few months, it’s usually smarter to refinance the car after the house closes.
The GAP refund that won’t arrive on its own
If you bought GAP coverage or an extended warranty at the dealership and rolled it into the original loan, the refinance is the moment to ask for money back. GAP is usually tied to that specific loan and ends when it’s paid off. The CFPB’s page on GAP says you may be entitled to a refund if you sell, refinance, or prepay your auto loan, and it tells you to check with your lender, the provider, or the dealer if you’ve lost the paperwork. Nothing on that page says the refund is automatic, and in practice you often have to request it. Call the provider with your contract number once the old loan shows a zero balance.
Your new lender may offer its own GAP product at closing. Price it against what your auto insurer charges for gap coverage before you add it to the new balance, where it will also collect interest for the life of the loan.
When it tends to pay off
The strongest cases share a few traits. Your score is noticeably higher than when you signed. The current rate came from a dealer and sits well above what banks and credit unions quote today. You still owe a meaningful balance with two or more years left, so there’s enough interest left to save. And you can keep the same end date or pull it closer.
It works against you in the last year or so of a loan. Car loans front-load interest, so by then most of it has already been paid, and fees can swallow what’s left. Being underwater is the other common blocker. If you owe more than the car is worth, which happens a lot in the first couple of years on a new car, many lenders won’t refinance at all or will price the risk into the rate. Look up your car’s value and compare it with your payoff amount before you spend time on applications.
Stretching the term just to get through a rough stretch can still be a reasonable call. Go in knowing the total you’re agreeing to, and plan to send extra principal once money loosens up, assuming the new loan has no prepayment penalty and uses simple interest.
Lining up the paperwork
- Get a payoff quote from your current lender. It’s a little different from the balance on your statement because interest accrues daily.
- Gather your lender’s name and account number, your car’s VIN and mileage, and recent proof of income.
- Ask two or three lenders, including a credit union, for prequalified rates, then submit full applications within the same two weeks.
- Compare total cost, fees included, on the same term you have left. The CFPB’s auto loan tools include a shopping sheet for putting offers side by side.
- After the old loan closes, request any GAP or warranty refund and confirm the old account reports a zero balance.
Related reading
- What Credit Score Do You Need to Buy a Car?
- What Happens to Your Credit Score When You Pay Off a Car Loan?
- Hard vs Soft Credit Inquiries: How Many Applications Is Too Many?
The $22,000 loan and both rates are an illustration. Title fees, prepayment terms and GAP refund rules depend on your state and your contract, so get the payoff quote and the new lender’s fee list in writing before you switch.
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