Your car payment is likely one of your three largest bills every month. If you signed the loan when your credit score was lower, you could be paying hundreds more in interest than you need to.
Refinancing your auto loan swaps your current loan for a new one with better terms. Done right, it can cut your monthly payment, lower your APR, or shorten the time you carry the debt.
This guide shows you how to refinance step by step. You will learn what lenders look at, the exact numbers you need, and how to compare offers without wasting time. For context on how lenders score you, see our primer on the auto loan credit score ranges you will be judged against.
What Auto Loan Refinancing Actually Is
Refinancing replaces your existing auto loan with a new one from a different lender. The new lender pays off the old loan, and you start making payments to the new one.
The goal is almost always a better deal. That usually means a lower interest rate, a smaller monthly payment, or a shorter term to get you out of debt faster.
Your car and the loan itself do not change. Only the terms do.
When Refinancing Makes Sense
Refinancing makes sense when your credit has improved, when rates have dropped, or when your current loan has an APR that is above market. A 2-point APR drop on a $25,000 balance can save more than $1,000 over the life of the loan. If your score has drifted lower since you first signed, our article on why your credit score might be so low can help you diagnose the cause.
It also makes sense if you need breathing room in your monthly budget. Stretching the term can lower the payment, though you will pay more interest in total.
Refinancing is usually not worth it if you are close to paying off the loan. You will pay fees and start a fresh amortization schedule, which shifts more of each payment toward interest again.
What Lenders Look At
Lenders check four main things. Your credit score drives the APR you are offered.
The loan-to-value ratio, or LTV, compares the remaining loan balance to the car's current market value. If you owe more than the car is worth, most lenders will pass or charge a higher rate.
Lenders also check the car itself. Most set limits on model year, mileage, and type of vehicle. A 12-year-old truck with 180,000 miles is harder to refinance than a 3-year-old sedan.
Finally, lenders look at your income and existing debt. A debt-to-income ratio under 40% is a common cutoff. If you have recently been between jobs, our guide on recovering your credit score after a job loss covers what lenders will want to see.
Step 1: Pull Your Credit and Fix Errors First
Before you apply anywhere, check your credit reports from all three bureaus. Errors are common, and a single incorrect late payment can cost you a better rate. A small myth-buster: checking your own credit score does not lower it, so there is no harm in looking as often as you want.
Creditship offers free credit monitoring and alerts when your score changes. Use it to track progress before you submit any refinance applications.
If you spot errors, dispute them with the bureau in writing. Corrections can take 30 days or longer, so do this step early. For other tactics, our roundup of ways to improve your credit score pairs well with the refi timeline.
Step 2: Gather Your Loan and Vehicle Details
Lenders will ask for specific numbers. Pull your most recent loan statement and write down the current balance, APR, monthly payment, and payoff amount.
Get the vehicle's VIN, current mileage, and an estimated value from a reliable source. Any gap between your loan balance and the vehicle value will affect your offers.
Have pay stubs or tax returns ready too. Lenders typically want to see proof of income before they issue a firm offer.
Step 3: Shop Multiple Lenders in a Short Window
Rates vary a lot between banks, credit unions, and online lenders. Shop at least three offers before you commit.
myAutoloan matches you with up to four lenders from one application, which makes comparison simple. It works with buyers across most credit tiers, including those rebuilding after a rough patch.
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Find the right auto loan in minutes — even with bad credit. myAutoloan connects you with 20+ lenders to compare personalized offers for new cars, used cars, refinancing, and lease buyouts. Free to use with no obligation.
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Some users report receiving calls from multiple dealers after applying.
Keep all your applications within a 14-day window. Credit scoring models treat multiple auto loan inquiries in that window as a single inquiry, so your score takes only one small hit.
Step 4: Compare Offers the Right Way
Do not just look at the monthly payment. Compare the APR, the term, and the total interest paid over the life of the loan.
A lower payment on a longer term can cost more in the end. For example, stretching a 3-year loan to 5 years might drop your payment by $90 a month, but the total interest could climb by $1,500.
Also check for prepayment penalties and origination fees. A low APR loses its shine if there is a $500 fee on top.
Step 5: Sign, Close, and Keep Paying on Time
Once you pick the best offer, the new lender handles the payoff directly with your current lender. That process typically takes 10 to 30 days.
Keep making your old payments until you see confirmation that the old loan is closed. Missing a payment during the switch can ding your credit for months.
After the new loan starts, set up autopay. On-time payments are the single biggest factor in your credit score, worth about 35% of your FICO. The same principle applies if you are trying to build credit with a car loan from scratch.
Tips to Protect Your Score After Refinancing
The new loan starts a fresh tradeline on your credit report, which can briefly lower the average age of your accounts. The score dip is usually small and recovers within a few months of on-time payments.
Keep other debts under control. High credit card utilization during the refi process can spook lenders and push your APR higher.
Terms and conditions apply with any auto loan, and APRs vary by creditworthiness. Read the full offer letter before you sign.
The Bottom Line
Refinancing is not a magic fix, but it can quietly save you thousands. The best candidates are drivers whose credit has improved, whose car still has value, and who can commit to on-time payments on the new loan.
Start by fixing credit errors and comparing offers through a service like myAutoloan. A few hours of work now can pay off for years.
Frequently Asked Questions
How soon after getting an auto loan can I refinance it?
Most lenders want to see at least 60 to 90 days of payments on the original loan before they will refinance it. Some prefer six months or more. Refinancing too early is usually not worth it because your credit has not had time to adjust to the new account.
Does refinancing an auto loan hurt my credit?
Refinancing triggers a hard inquiry and a new tradeline, so your score may dip by a few points at first. Those effects usually fade within a few months. On-time payments on the new loan typically more than offset the short-term drop.
Can I refinance with bad credit?
You can, but the savings may be smaller. Some lenders work with credit scores in the 500s, though the rates will be higher than what prime borrowers get. Improving your score by 30 to 50 points first can unlock much better offers.
What if I owe more than my car is worth?
Being upside down makes refinancing harder, but not impossible. A few lenders will refinance loans with loan-to-value ratios up to 125%, though the APR will likely be higher. Paying down extra principal or waiting a few months for the car value to stabilize can help.
