Lemon law in plain English
Every state has a lemon law that forces a vehicle manufacturer to buy back a defective new car if it cannot be fixed after a reasonable number of warranty attempts. The federal Magnuson-Moss Warranty Act backs up state law and supplies the attorney-fee shifting that makes cases economically viable for consumers. The basic trigger is the same everywhere: a substantial defect covered by the written warranty, reported to the dealer or manufacturer within the warranty period, that has been subject to a reasonable number of repair attempts without being fixed. What qualifies as “substantial” and “reasonable” is where state variation lives.
Repair-attempt presumptions by state
California presumes the vehicle is a lemon after four repair attempts for the same substantial defect, or two attempts for a safety defect that could cause death or serious injury, or thirty cumulative days out of service for warranty repair. New York requires four attempts or thirty days out of service within the first 18,000 miles or two years. Texas requires four attempts, or two attempts for a safety defect, or thirty days out of service. Florida requires three attempts or fifteen cumulative days out of service within 24 months or 24,000 miles. Illinois requires four attempts or thirty days out of service within twelve months or 12,000 miles. Arizona, Ohio, Pennsylvania, and most other states cluster around three or four attempts, with specific windows tied to the first two years of ownership. Military and off-lot sales sometimes get extended windows, and used-certified vehicles have their own sub-statute in several states.
How the buyback is calculated
The core formula is nearly identical across state lemon laws: buyback equals (purchase price plus trade-in value plus down payment plus all monthly payments made plus finance charges plus sales tax and registration) minus a statutory mileage offset for the use the consumer got out of the vehicle before the defect appeared. The mileage offset is usually the purchase price multiplied by the first-reported-defect mileage divided by a statutory denominator: 120,000 miles in California, 100,000 miles in New York, 120,000 in Texas, 120,000 in Florida. A $42,000 truck with the first defect reported at 9,600 miles in California produces a use offset of $42,000 x (9,600 / 120,000) = $3,360. After adding back taxes, fees, and incidental damages, the consumer typically receives 90–100% of what they paid, plus the attorney’s fees paid separately by the manufacturer.
Incidental and consequential damages
Incidental damages are the out-of-pocket costs caused by the defect: rental cars while the vehicle was in the shop, towing, diagnostic fees, a diminished value appraisal, and in some states finance charge interest for the buyback period. Consequential damages can include lost wages from missed work and, in rare commercial cases, lost business profits. California and New York are generous on incidentals; Texas and Florida are stricter. Keep every receipt: rental agreements, Uber receipts, diagnostic invoices, and emails documenting each service visit. A consumer with meticulous documentation routinely adds $1,200–$3,500 to the buyback just in incidentals.
Cash-and-keep versus buyback versus replacement
Manufacturers often prefer a cash-and-keep settlement where the consumer keeps the vehicle and gets a payment ($1,500–$8,000 is common) to go away. Buyback means returning the vehicle and getting the full statutory refund minus mileage offset. Replacement means receiving a comparable new vehicle, with the mileage offset credited against the replacement. The right choice depends on whether you like the vehicle and whether the defect is safety-related. For safety defects, buyback is almost always the right call; for annoying but non-dangerous issues like a persistent rattle or electronic glitch, cash-and-keep often nets more after tax.
Attorney fee shifting
The economic magic of lemon law is that the manufacturer pays the consumer’s attorney fees separately if the consumer prevails. California’s Song-Beverly Act, the Magnuson-Moss Act, and most state statutes all provide for this. A consumer does not pay the attorney out of their buyback. Typical attorney fees awarded range from $15,000 on a straightforward case to $75,000 on a litigated case that went through discovery and depositions. Manufacturers know this and usually settle early rather than let fees balloon. This is why lemon law attorneys take cases on a fee-shifted basis without consumer advances.
The manufacturer arbitration trap
Before filing a formal lemon law claim, many manufacturers require or offer arbitration through programs like BBB Auto Line or the National Center for Dispute Settlement. These programs are manufacturer-funded and lean toward cash-and-keep settlements far below what courts would award. California has a strong rule that the consumer can bypass non-certified arbitration entirely. Before you sign anything or attend an arbitration, consult a lemon law attorney; the free consultation is uniformly free, and the fee-shifting makes representation cost-neutral to you.
Used, leased, and commercial vehicles
Leases are fully covered under most state lemon laws; the buyback returns your down payment, monthly payments, and terminates the lease. Used vehicles are covered in California, New York, New Jersey, Massachusetts, and Minnesota when sold by a dealer with a remaining manufacturer warranty; most other states require a certified-pre-owned designation or restrict used coverage. Commercial vehicles under a certain GVWR (usually 10,000 pounds) are covered in about a dozen states including California, Texas, New York and Florida. Heavy trucks and fleet vehicles are generally outside consumer lemon law and fall under the Uniform Commercial Code instead.
Related calculators
- Settlement calculator — compare cash-and-keep vs. full buyback expected values.
- Attorney fee estimator — understand fee-shifting math and what the manufacturer will pay.
- Contract value calculator — total cost of the original vehicle contract you are unwinding.
- Small claims guide — the fallback forum if the claim is small enough to skip attorneys.