By ALLEN MCQUISTONJemez Insurance Agency
Serving Los Alamos since 1963
1. Dealerships Control the Trade-In Market
When you sell your car privately, you control the market. When you trade in your car, the dealer controls the entire transaction.
Here’s how:
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They set the value;
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They control the reconditioning process; and
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They control the resale price.
That means they can buy low and sell high — a classic margin builder.
2. Trade-In Pricing Is Anchored to Convenience
Dealerships know something important:
Most people would rather skip the hassle of private selling. And that convenience has a price — usually in the dealer’s favor.
Selling your car on your own takes:
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Time;
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Photos;
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Test drives;
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Strangers coming to your house;
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Paperwork; and
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Risk.
Dealers offer a one-stop, no-hassle solution — and most buyers willingly take a lower trade-in number because they’re focused on the new car instead.
That difference between what the dealer pays and what they sell it for is pure profit.
3. Trade-Ins Open the Door to Two Profit Streams
Dealers LOVE trade-ins because it’s a “two-profit” situation:
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They make money reselling your old car; and
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They make money selling you the new one.
Even if the sale of the new car brings a small profit, the trade-in often balances — or outweighs — that margin.
This is why dealerships will often “give you a great deal on the new car” while quietly shaving thousands off the true value of your trade.
4. They Recondition Cheaper Than You Can
A dealer can fix and refresh a car for a fraction of what it would cost a private seller:
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Wholesale labor rates;
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In-house mechanics; and
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Bulk parts pricing.
So a car that needs $1,000 in cosmetic work might cost them $200–$300. That increases resale value without increasing their costs.
That difference? Again — pure margin.
5. Used Cars Are the Real Moneymaker
Most people don’t realize this:
Dealerships make more profit percentage-wise on used cars than on new cars.
New cars are controlled by the manufacturer and have limited markup. Used cars? That’s the dealership’s playground.
Trade-ins allow them to:
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Get inventory cheaply;
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Set their own profit margin;
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Avoid auctions;
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Recondition inexpensively; and
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Price competitively.
You trade in your car for $13,000. They clean it, fix a couple scratches, and sell it for $17,999.
That’s far more profitable than most new-car transactions.
The Part Nobody Talks About: Psychological Anchoring
When you negotiate a car, your brain can only juggle so many numbers.
Dealerships know this.
So they anchor the entire deal around whatever number you react to the most — often the monthly payment or the price of the new car.
Meanwhile, the trade-in value quietly becomes the number with the most wiggle room.
A difference of just $500–$2,500 on a trade-in doesn’t feel as noticeable when your attention is pulled toward the shiny thing you’re trying to buy.
How to Protect Yourself
This part is where most articles stop — but here’s where the Professional Neighbor in me steps in to help.
1. Get a Third-Party Quote First
Before you walk into a dealership, get values from:
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CarMax;
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Carvana;
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KBB Instant Offer; and
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Vroom (if available).
Even if you don’t sell to them, these numbers give you leverage.
2. Separate the Transactions
Never mix the new-car price and the trade-in value.
Tell the dealer:
“Let’s agree on the price of the new car first.
Then we’ll talk about the trade-in.”
This eliminates most of the wiggle-room tactics.
3. Ask for the “ACV”
ACV = Actual Cash Value, the number the dealer truly believes your car is worth.
Asking for this signals you understand the process — and it usually leads to more honest numbers.
4. Look at Both Numbers: Your Loss and Their Gain
What you accept as a trade-in difference might look small … but what they gain when selling your car can be a lot larger.
Recognizing that split helps you negotiate smarter.
You Don’t Have to Be Anti-Dealer — Just Informed
Dealerships aren’t doing anything illegal or unethical by making money on trade-ins. They’re businesses, and this is simply part of the model.
But when you understand where the real profit comes from, you walk into the deal with confidence. You know what to look for, where the negotiation truly happens, and how to protect your wallet in the process.
And any time you’re making a big financial decision involving your vehicle — whether it’s buying, selling, or protecting it — you deserve that kind of clarity.
For more helpful articles, please visit us at www.thejemezagency.com.