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Requirements to Refinance a Car: Documents, Credit Score, and Eligibility

09
/
21
/
2026

Refinancing your car replaces your old car loan with a new one, often with a lower interest rate or smaller monthly payment. To qualify for auto refinancing, you’ll need to show the lender that your finances and your vehicle meet their loan requirements.

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Lenders will want to know your credit score, income, vehicle info, and current loan details. They’ll ask to see things like your credit report, pay stubs, and current loan papers to make their decision. Knowing what documents you need to refinance your car can streamline the process when it’s time to apply. 

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Key takeaways

  • You’ll often need a credit score of 600 or higher and a debt-to-income ratio below 36% to qualify for a refinance. 
  • Lenders typically require that your vehicle be less than 10 years old and have fewer than 100,000 miles. 
  • Make sure you have proof of income (like pay stubs), your driver’s license, Social Security Number, VIN, current loan details, and car insurance ID card before you apply.
  • Your refinance could be declined if your credit score is too low, loan amount is too high, car is too old, or you’re behind on payments to your current lender.

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What do you need to refinance a car?

The exact requirements to refinance a car vary from lender to lender. However, the guidelines below should give you a good idea of what a typical lender might require. 

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"
Credit & income
    - Credit score: Usually 600 or higher
    - Debt-to-income ratio (DTI): No more than 35%
Vehicle
    - Age: 10 years max
    - Miles: 100,000-150,000 max
    - Type: Personal vehicle
    - Loan-to-value (LTV): Below 100% (sometimes below 125%)
    Current loan
      - Months remaining: At least 6-12
      - Balance remaining: At least $3,500 to $7,000
      - Payment history: Current (not behind on payments)
    Documents
      - Driver’s license
      - Social Security number
      - Proof of address (such as a utility bill)
      - Pay stubs, W-2s, or tax returns (proof of income)
      - VIN
      - Proof of insurance
      - Current loan documents
    "

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    Essentially, the lender will want to know whether you have a solid history of repaying your debts and the income and ability to pay back the loan. They’ll also want to make sure that your current vehicle isn’t too old and that it doesn’t have too much wear and tear to be used as collateral.

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    Finally, the lender will want to review your current loan details to see how much you want to borrow and whether you’ve been making your payments on time. 

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    By providing documentation, you can show the lender that you meet their requirements for refinancing and would make a reliable borrower.

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    Credit and financial requirements

    Credit is one of the first things lenders check when you apply to refinance your vehicle, and income is usually close behind. Here are some of the usual financial requirements to refinance a car:

    • Credit score above 600
    • Debt-to-income (DTI) ratio under 35%

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    Typical credit score ranges for refinancing

    Most lenders don’t have public-facing minimum credit score requirements for refinancing a car. Instead, they encourage you to apply so they can assess your full financial situation. However, when they do set a minimum credit score, it’s often 600. This suggests that you may need to have a fair credit score or better to refinance your auto loan. 

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    Before applying, check your credit to see where it stands and ensure everything on your report is accurate. You can get free weekly credit reports from the three major credit bureaus at AnnualCreditReport.com, and free credit scores from providers like Experian, Capital One and Equifax.

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    Better credit scores often lead to better interest rates. To see how those rates affect your loan options, use our auto refinancing calculator.

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    Debt-to-income ratio

    Lenders assess your debt-to-income (DTI) ratio — the percentage of your monthly income that goes towards recurring debt payments — to gauge your ability to afford a new loan. In most cases, they’ll prefer DTI ratios under 35%, but each lender’s requirements are different.

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    To calculate your DTI, divide your total monthly debt payments by your gross monthly income. For example, if your gross monthly income is $6,000 and your monthly debt payments total $2,000, your DTI ratio would be 33%. If yours is too high, you may need to pay off some debt before refinancing.

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    Vehicle requirements for refinancing

    Beyond credit and income, auto loan refinance lenders will want to know about your vehicle. To ensure the car is suitable as collateral, they’ll typically want to see your vehicle:

    • Is less than 10 years old with fewer than 100,000 miles
    • Is for personal use and has a clean title
    • Has a loan-to-value ratio under 100-125%

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    Age and mileage restrictions

    Lenders commonly impose age and mileage restrictions on vehicles. In many cases, your vehicle must be less than 10 years old and have fewer than 100,000 to 150,000 miles to qualify. 

     

    That said, some lenders are more flexible, so you may still be able to refinance if your car is older or has higher mileage.

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    Vehicle type and title condition

    Some lenders place restrictions on the types of vehicles they refinance. For example, they may not allow certain makes or models. Many lenders only refinance personal-use automobiles, not commercial vehicles or other vehicle types like motorcycles or recreational vehicles. Further, vehicles typically won’t qualify if they’re salvaged, have branded titles or have a history of chronic issues.

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    Loan-to-value ratio

    The equity you have in your vehicle is another factor to consider. Lenders divide your outstanding loan balance by your vehicle’s current fair market value to get your loan-to-value (LTV) ratio. 

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    If you owe more than your vehicle is worth, the negative equity may make it harder to get approved. Some lenders are willing to roll a limited amount of negative equity into a new loan, but others aren’t.

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    Loan requirements

    Lenders may have requirements for your current car loan, too, such as:

    • Your current lender must meet certain criteria.
    • You’ve had the loan for 6-12 months. 
    • Your remaining loan term and balance match their criteria.
    • You have a history of on-time payments.

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    Your current lender

    Some lenders won’t refinance their own loans or loans from lenders that don’t meet their requirements. For example, they may require issuing lenders to: 

    • Report to a major credit bureau
    • Be accredited with the Better Business Bureau
    • Be a state-registered auto dealer or lender 
    • Be insured with the FDIC or NCUA 

    Check with potential lenders early to ensure your current lender qualifies.

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    Time since you took out your loan

    Before you can refinance, your current lender must make sure their title transfer is complete. Once that’s done, you’ll be able to refinance with most lenders. Some may require you to wait a certain amount of time, such as one to six months. Others may not specify a certain time frame, but instead want to see an established track record of on-time payments.

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    Remaining balance or term

    Another common requirement for refinancing a car is what’s left on your current loan. Lenders want to earn enough interest from a new loan to make it worthwhile, so they often have minimum term and loan amount requirements. For example, a lender might only refinance loans of at least $5,000 that have at least 24 months remaining.

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    Payment history

    Payment history is also a common factor in refinancing. Lenders will usually be able to see the payment history on your current auto loan when they check your credit reports. 

    If you have missed or late payments, potential lenders may deny your application. Others may look for a certain number of on-time payments before they approve you.

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    What documents do you need to refinance a car?

    So, what do you need to refinance a car? Here are the documents you should have ready to go and typical requirements for pre-qualification: 

    • Driver’s license: A copy or picture of a valid, government-issued driver's license 
    • Registration: Your vehicle’s registration, which should be up to date
    • Odometer photo: A photo that shows the mileage on your vehicle on the date you apply
    • Proof of auto insurance: A document that shows you have a valid and active car insurance policy that meets state requirements, often a physical or electronic insurance ID card
    • Proof of income: Documents such as pay stubs, W-2s, tax returns, or Social Security letters
    • Proof of residence: A utility bill, mortgage statement or auto insurance policy proving your address
    • Vehicle title: If you live in a state where you hold the vehicle title, not your lender, you’ll need to provide it
    • Title transfer documents: Title authorization or power of attorney to allow the lender to file the auto lien

    While these are common document requirements, check with specific lenders to confirm what they’ll need.

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    How to refinance your auto loan

    The refinance process is much like the loan process you followed to buy your car: shop around, compare offers, and fill out an application.

     

    Here’s how it works step-by-step:

    1. Review your current loan to make sure it meets the requirements to refinance a car.
    2. Check your credit score to see where you stand.
    3. Consider whether a refinance is the best option.
    4. Compare loan offers by pre-qualifying with several lenders.
    5. Gather the required documents, including proof of income, identity, insurance, and address.
    6. Select a lender and fill out a formal application.
    7. The lender reviews your information and approves your loan.
    8. Sign your loan documents to finalize the loan.
    9. The refinance is used to pay off your old car loan.
    10. Make payments to your new lender.

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    Preparing for an auto refinance

    What you need to refinance a car varies by lender, so shopping around is key to finding the right fit. If you’re not sure the best way to choose a refinance lender, we can help.   

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    RefiJet offers the resources you need to compare lenders and make a smart decision. We’ll show you what refinancing pre-approval involves, and why it’s an important part of the refinance process. We’ll also show you how to collect what you need, compare loan offers, and quickly apply for a refinance loan that fits just right.

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    FAQs

    Want to learn more? Here are answers to some common questions about what’s required when refinancing an auto loan.

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    What disqualifies you from refinancing a car?

    You may be disqualified from refinancing your car loan for many reasons. For example, you could get denied if your credit score is too low, your LTV ratio is too high, you have late payments on your current loan or you have a vehicle over 10 years old.

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    What credit score is needed to refinance a car?

    There is no universal minimum credit score required to refinance a car. While a few lenders have minimum credit scores, often around 600, most don’t. However, you’ll generally need at least fair credit to qualify for favorable terms.

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    What documents do you need to refinance a car?

    In general, you’ll need pay stubs or W-2s, insurance card, driver’s license, title (if applicable), vehicle registration, VIN, current loan documents, and proof of address, such as a utility bill.

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    What do lenders check when refinancing a car?

    When you apply to refinance a car, lenders generally check a variety of factors such as your credit, income, DTI ratio and LTV ratio. They may also consider details about your current lender, loan and vehicle.

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    How soon can you refinance a car after buying it?

    Some lenders require you to wait six or 12 months first, while others want to see a solid track record of on-time payments before they’ll approve a refinance.

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    Can you refinance a car if you’re upside down on the loan?

    Yes, it may be possible to refinance a car when you’re upside down on the loan. Some lenders will refinance a vehicle with negative equity, though you might need a strong credit profile to do so. Another option is to pay down some of your balance before refinancing.

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