Getting your own loan first
Same buyer, same car, same money. The only difference is the order you do two things in — and that order decides whether you are choosing between offers or evaluating one.
Arranging financing through a dealership is not a scam and is sometimes the better deal. Plenty of buyers end up there for good reasons. The problem is narrower than that: if the dealer's offer is the only offer you ever see, you have no way to tell whether it is good. A number needs something to be compared to.
So here are both routes, laid alongside each other. Read across, step by step. What changes is not the paperwork — it is where in the sequence the rate gets decided, and who is holding an alternative when it does.
At home, before you look at cars. You apply to a credit union, a bank, or an online auto lender for a preapproval — an amount, a term and a rate, usually good for a set number of days.
On the lot, after you have found a car you want. Financing is the last step in a process that has already taken two hours, and by then you are emotionally finished shopping.
You fill it out yourself, unhurried, with your own documents in front of you. If a number is wrong you fix it before it is submitted.
Someone else types it while you wait. It may be submitted to several lenders at once. Ask who it is going to and how many — you are entitled to know what is being sent out in your name.
A rate, a term and a ceiling, in writing, with no car attached. You now know your own band before anybody at a desk tells you what it is.
Typically a payment, offered as the answer. The rate and the term behind it are on the paperwork, but they are not always the first thing said out loud. Ask for both.
"What is your out-the-door price on this car?" Financing is settled, so price is the only live variable and the conversation stays on it.
"What were you looking to pay a month?" Three variables are live at once — price, rate and term — and a movement in any of them can be presented as a concession in the payment.
Already. If the dealership then offers to beat it, that is a genuinely good outcome and worth taking — you got a competitive bid because you brought competition with you.
Here, in a room with no benchmark in it. A dealership that arranges your loan may be permitted by the lender to write the contract above the rate you were approved at, and the difference is compensation to the dealership.
"Can you beat 8.4% over 60?" It is a closed question with a yes or a no, and either answer leaves you fine.
"What rate did the lender approve me at?" That is the question that separates the approved rate from the contract rate. Ask it plainly, and ask before anything is signed.
Your lender pays the dealership directly, or issues a draft you bring with you. The deal is funded when you drive away, and nobody calls you afterward.
The dealership assigns the contract to a lender after the fact. If that assignment does not go through as written, you can get the call that asks you to come back and re-sign at different terms.
You have two offers on paper and you know which one you took and why. That is the whole benefit, and it is not small.
You have one offer and a feeling. It may have been a fine offer. There is no longer any way to find out.
The costs of doing it first
Being fair about this: bank-first is not free of friction.
It takes an evening you would rather spend otherwise. A preapproval has an expiry, so getting one in January for a car you buy in April means doing it twice. Some lenders will not preapprove for a private-party purchase, or will lend on a used car only up to a certain age or mileage — these limits differ from lender to lender, so ask yours directly rather than assuming. And an application means a credit inquiry.
On that last point: scoring models generally treat a cluster of auto-loan inquiries made within a short shopping window differently from the same number of unrelated applications spread across a year. How short that window is depends on which model is being used, so confirm it with the scoring model's own documentation before you plan around it — but the practical upshot is that comparison shopping is a normal, anticipated thing to do, not a self-inflicted wound.
Where dealer-first genuinely wins
Two situations, honestly.
The first is manufacturer-subsidized financing, which exists on some new and certified cars and can be priced below what an independent lender will offer. Nobody else can match a rate that is being paid for by the company that built the car. That is a real advantage and it is not available on a six-car independent lot like ours.
The second is convenience, which is worth something. If the spread between the two offers is small and one of them lets you finish on a Saturday afternoon, take the Saturday. The argument here is not that you must borrow from a bank. It is that you should know the spread before you decide it doesn't matter.
What we do
We don't have a finance office, we're not a lender, and nobody here is paid on how your loan is written — which means we have nothing to lose by telling you to go get your own number first. We will give you the out-the-door price in writing, itemized, before any financing conversation happens at all, so you can take it to your credit union and come back. That is the entire process on our end.
If your lender beats what you could have gotten elsewhere, good. If it doesn't, you will know that too, which is the part most buyers never get.
The three numbers to write down before you agree to anything. The out-the-door price, itemized. The APR. The term in months. Any two of those can be adjusted to make a payment look like whatever someone wants it to look like. All three together cannot.
Nothing on this page describes what any specific bank, credit union or finance company approves, charges, requires or permits; those terms vary by institution and change, and the only reliable source is the lender itself. The rate used in step six is an illustrative example, not a quote or an offer of credit. Drive Thru Deals is a used car dealership, not a lender, and nothing here is financial advice.
Related reading
- APR is not the interest rate One contract, two percentages, and the reason they don't match.
- "What's your monthly budget?" An annotated transcript of the conversation that decides most car deals.
- What a dealer actually makes on a used car The auction price, the pack, the floorplan interest and the three places the real money hides.