How to Refinance Your Auto Loan and Lower Your Monthly Payment
The break-even maths, which lenders to consider, and what to check before you refinance your car loan.
Auto loan refinancing is one of the fastest and simplest financial switches available — typically 1–2 weeks with no closing costs. The most common trigger is a credit score improvement since the original purchase, where dealer financing was offered at a premium rate.
Common reasons people switch
- ✓You accepted dealer financing without shopping independently — dealer rates are often inflated
- ✓Your credit score has improved since the original loan was issued
- ✓Market interest rates have fallen since you originally financed
- ✓Your current lender has a high complaint rate for payment processing problems
Step-by-step guide
Check that your car's value exceeds the loan balance
Most lenders will not refinance if you're underwater — owing more than the car is worth. Check your car's current market value on Kelley Blue Book or NADA Guides.
Confirm there's no prepayment penalty on your current loan
Check your original loan agreement for a prepayment penalty. These are less common on auto loans but do exist — particularly on loans originated at dealerships.
Check your current and prospective lenders on ComplaintRate
Auto loan complaint patterns often cluster around payment processing errors, incorrect credit reporting, and title release delays after payoff.
Prequalify at 3–5 lenders without hard pulls
Banks, credit unions, and online auto lenders all offer refinancing with soft-pull prequalification. Credit unions consistently offer competitive rates.
Understand the impact on your GAP insurance
If you purchased GAP insurance through your original lender, refinancing cancels that policy. Purchase replacement GAP coverage through the new lender before the old loan closes.
Accept the best offer and complete the paperwork
The new lender pays off your old loan directly. Continue making payments on your old loan until you receive written confirmation it has been paid off.
Confirm title transfer to the new lender
The new lender becomes the lienholder on your car title. Request written confirmation of the title update.
Before you switch: check the complaint rate of your new provider
ComplaintRate calculates CFPB complaint rates per 1,000 customers — so you can compare institutions of any size on a level playing field.
- →Complaint rate per 1,000 customers for auto loans (search ComplaintRate)
- →Whether the lender releases titles promptly after payoff
- →Maximum loan age — some lenders won't refinance vehicles over 7–10 years old
- →Whether GAP insurance is available through the new lender
Common mistakes — and how to avoid them
Frequently asked questions
How soon can I refinance after buying a car?
Most lenders require the car to have been purchased at least 30–90 days ago and for you to have made 1–3 payments.
Will auto loan refinancing hurt my credit score?
A single hard inquiry reduces your score by 2–5 points temporarily. Multiple inquiries within a 14-day window count as one.
Can I refinance an auto loan if I have bad credit?
It's more difficult but possible. Credit unions are often more flexible than banks.