As-Is Used Car Sale: What 'No Warranty' Actually Lets the Dealer Get Away With

The salesman points at the rubber-stamped "AS IS — NO WARRANTY" on the Buyers Guide and says the four words every used-car dealer is trained to say. "Once you drive it off, it's yours."

Half of that is true. The other half isn't.

The FTC's Used Car Rule (16 CFR Part 455) requires every dealer in the country to post a Buyers Guide on the window of every used vehicle they sell. The Guide has two versions. The version with "AS IS — NO DEALER WARRANTY" checked does waive the dealer's express and implied warranties, mostly. But seven states either ban that box outright or override it with implied-warranty laws. A 2024 FTC enforcement sweep against a Pennsylvania dealer chain ended in $1 million in restitution for buyers who'd been told their as-is sales were unwindable. They were.

Here's what "as-is" actually does, where state law overrides it, and the four moves that survive even a properly executed as-is sale.

TL;DR

• The FTC Used Car Rule requires a Buyers Guide on every used vehicle for sale. There are two versions: "Implied Warranties Only" and "As Is — No Dealer Warranty."
• Seven states restrict or prohibit "as-is" sales of vehicles under certain age, mileage, or price thresholds: Connecticut, Maine, Maryland, Massachusetts, Mississippi, New Hampshire, Vermont, and West Virginia.
• "As is" never waives federal Magnuson-Moss protections if the dealer also sells you a service contract. Buying a service contract within 90 days of the sale converts the deal into "implied warranties only" by federal law.
• "As is" never waives fraud, odometer rollback, or undisclosed accident history. State odometer statutes and consumer-protection laws cover those independently.
• The buyer's leverage is the Buyers Guide itself. If the Guide is missing, incomplete, or contradicted by the dealer's verbal pitch, that's an independent FTC violation worth up to $53,088 per occurrence.

What the Buyers Guide actually says

Every dealer in the U.S. selling more than five used cars per year must post a Buyers Guide in the window of every vehicle. The form is a one-page sheet defined by the FTC. It tells you four things:

1. The make, model, year, and VIN of the car.
2. Whether the dealer is selling the vehicle "AS IS — NO DEALER WARRANTY" or with "IMPLIED WARRANTIES ONLY" or with a written warranty, including the warranty terms.
3. Whether a service contract is available for purchase.
4. A list of the 14 most common mechanical and electrical systems that frequently fail on used vehicles.

The Buyers Guide becomes part of the sales contract automatically. If the dealer posted "Implied Warranties Only" on the window and then handed you a contract that says "as-is," the Buyers Guide wins.

The FTC updated this rule in 2017. Every Spanish-speaking buyer must be offered a Spanish-language Buyers Guide. Every Buyers Guide must include the words "ASK THE DEALER IF YOU MAY HAVE THE VEHICLE INSPECTED BY YOUR MECHANIC EITHER ON OR OFF THE LOT." If the dealer refuses inspection, that's a fact you can put in the FTC complaint.

What "as-is" actually waives

A correctly executed "AS IS — NO DEALER WARRANTY" sale waives:

• The dealer's express warranties, meaning the verbal "this car is in great shape" promises.
• The dealer's implied warranty of merchantability, the legal default that the car will be fit for ordinary use.
• The dealer's implied warranty of fitness for a particular purpose, the legal default that the car will work for the use the buyer described.

In states where as-is is allowed, those three categories are gone the moment you sign. If the transmission fails 200 miles after the sale, the dealer doesn't owe you a repair, a refund, or a partial credit.

That's the real waiver. It's narrower than dealers describe.

What "as-is" never waives

Here's where the salesman's pitch breaks down. Even with the as-is box checked, the dealer remains on the hook for:

Fraud. If the dealer told you the car had never been in an accident and the Carfax shows three collisions, you have a fraud claim independent of the warranty status. State consumer-protection laws, called UDAP statutes, typically allow treble damages and attorney's fees on dealer fraud.

Odometer fraud. Federal law (49 U.S.C. §32710) imposes mandatory minimum damages of $10,000 per violation for odometer rollback. The as-is box does not touch this.

Undisclosed material defects. A dealer who knows the frame is bent, the airbag is missing, or the title is salvaged and doesn't disclose it has committed fraud. State AGs have unwound dozens of as-is sales on this theory.

Magnuson-Moss Warranty Act protections when a service contract is sold. This is the most important one and most buyers don't know it exists.

The 90-day service-contract rule

The Magnuson-Moss Warranty Act, codified at 15 U.S.C. §2308, says this: a seller cannot waive implied warranties on a consumer product if they also sell the consumer a service contract within 90 days of the sale.

Translation: if you bought the car "as-is" on Monday and the dealer sold you a vehicle service contract or extended warranty on Wednesday, your as-is waiver is void by federal law. The implied warranty of merchantability is restored automatically.

This catches a huge number of buyers who didn't realize the F&I add-on they bought in the same closing session would unwind the as-is. The dealer's playbook depends on selling you protection products. Most as-is deals come with at least one VSC. Most as-is buyers therefore have implied-warranty rights they don't know about.

If you bought the car "as-is" and a service contract together, save both contracts. The 90-day rule is your single biggest piece of leverage if something goes wrong in the first weeks.

The states where "as-is" doesn't fully work

Connecticut, Massachusetts, Maine, Maryland, Mississippi, New Hampshire, Vermont, West Virginia. Each of these states limits as-is sales for vehicles under a certain age, mileage, or price.

A few examples:

• Massachusetts prohibits as-is sales of any used vehicle under $700 or with a sale price under 40% of the original MSRP. The state's Used Vehicle Warranty Law also imposes mandatory implied warranties on dealers selling vehicles under 80,000 miles or 7 model years old, regardless of what the contract says.
• Connecticut requires a 30-day implied warranty on any used vehicle priced over $3,000 sold by a licensed dealer.
• New York has a Used Car Lemon Law that imposes a 30-to-90-day implied warranty depending on mileage. The as-is box is invalid for any covered vehicle.
• Hawaii, Minnesota, New Jersey, Rhode Island have similar lemon-law overlays. Buyers in these states should never assume the as-is box did what it says.

The pattern: in states with active consumer-protection AGs and used-car warranty statutes, the as-is box is more decoration than waiver. In Texas, Florida, Georgia, and most of the South and Mountain West, the box does what it says. Know which state you're in before signing.

What to do before the sale

The 60 minutes before signing are worth more than 60 days of post-sale calls.

Read the Buyers Guide on the window. Confirm it shows the same VIN as the vehicle. Confirm whether it's "Implied Warranties Only" or "As Is." If the box isn't checked at all, that's a violation. The dealer is required to choose one.

Get a pre-purchase inspection. Find an independent mechanic, $100–$200, and take the car to them. The Buyers Guide explicitly tells you you have this right. A dealer who refuses inspection is telling you something. Walk.

Run the VIN through Carfax or AutoCheck. $40 for the report. Compare what the report says against what the dealer says. Discrepancies are evidence.

Check the title. A salvage title, a flood title, or a rebuilt title must be disclosed. Federal law and every state require it. If the title is clean and the Carfax shows a total-loss event, that's title-washing fraud and the as-is box doesn't touch it.

Read the contract before signing. The Buyers Guide controls when the contract contradicts it. Both should match. The auto loan true-cost calculator shows the term-stretch trap: financing a used car at 72 or 84 months means you stay underwater on a depreciating asset for most of the loan, which compounds the as-is risk.

What to do if the car fails after the sale

If the engine, transmission, or another major system fails within the first weeks of ownership, the as-is box is a starting point, not the ending point.

1. Pull the Buyers Guide that was attached to the contract. Confirm what was checked.
2. Pull any service contract sold within 90 days. Check the federal Magnuson-Moss override. If it applies, you have implied warranty rights.
3. Pull the Carfax and the original ad. Compare against what the dealer said about the car's history. Any discrepancy is fraud evidence.
4. Check your state. If you're in one of the seven states with an as-is override, the implied warranty applies regardless.
5. File a complaint with your state attorney general's consumer protection division and with the FTC at ReportFraud.ftc.gov. Both will investigate the dealer's pattern.
6. For odometer issues, file with the National Highway Traffic Safety Administration. Federal odometer-fraud claims carry mandatory minimum damages of $10,000.

The dealer is counting on you not knowing any of this. The Buyers Guide is a federal disclosure form for a reason. Use it.

The shape underneath

"As-is" is a hidden default wearing federal-form clothing. The default is "you carry all the risk." Walking out from under the default requires reading the Buyers Guide, checking the state law, and knowing what the federal rules give back even when the box says they don't. The same shape lives inside auto loan contracts where a single TILA box defines what you can later challenge, and inside dealer add-on packages where the F&I office's "you've already agreed" line collapses on contact with the cancellation rules.

Redline reads contracts in plain English. Photograph the Buyers Guide, paste in the bill of sale, or upload the as-is contract, and Redline flags the warranty box, the state-law overrides, and the 90-day service-contract rule in seconds. One scan, one dollar. Available on iOS and Android.