Refinancing a car loan means replacing your existing loan with a new one, ideally at a better rate. When your credit has improved or rates have fallen since you bought, refinancing can lower the loan portion of the complete monthly cost. It does not change the other ownership costs, but the loan is often the largest line, so the savings can matter.
When Refinancing Helps
Refinancing makes sense when you can get a meaningfully lower rate than your current loan. This happens when your credit score has risen, when market rates have dropped, or when your original loan was through a dealer at a marked-up rate. A lower rate reduces the payment and total interest, lowering the loan portion of the complete monthly cost.
What to Watch
Extending the term when you refinance can lower the payment but raise total interest, so a lower payment does not always mean lower total cost. Some loans have prepayment considerations. And refinancing only affects the loan, insurance, fuel, maintenance, and registration stay the same. The goal is a lower rate, not just a lower payment from a longer term.
Refinancing Wisely
- Refinance when you can get a meaningfully lower rate than your current loan.
- Avoid extending the term just to lower the payment, which raises total interest.
- Remember refinancing changes only the loan portion of the complete monthly cost.
- Compare the new loan's total cost, not just its payment, against your current one.
CarCostCX shows the complete monthly cost based on your financing, so you can see how a better loan rate would change the largest part of your number.
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