Oregon Lemon Law: What Qualifies and How to Get a Refund or Replacement (2026)

Oregon’s Lemon Law is one of the consumer-friendly statutes in the nation, covering new vehicles, demonstrators, and leased cars. If your vehicle has substantial defects within the first 2 years or 24,000 miles, and the manufacturer can’t repair it after a reasonable number of attempts, you have strong rights to a refund or replacement. Oregon also requires manufacturer arbitration for certified programs, providing an impartial first step before litigation.

Oregon Lemon Law: Key Facts

What Qualifies as a Lemon in Oregon

Under Oregon law, a vehicle qualifies as a lemon if:

• Same substantial defect: The vehicle has a defect that materially affects its use, value, or safety
• Within coverage period: The defect occurs within 2 years or 24,000 miles of delivery
• Repair threshold met: You’ve made 4 repair attempts for the same defect, OR the vehicle has been out of service for 30 cumulative days

Oregon’s 24,000-mile threshold is one of the most generous in the country, and the inclusion of leased vehicles ensures that lessees receive the same protections as buyers. This is particularly beneficial if you’ve leased a vehicle that turned out to be defective.

How to Document Your Lemon Claim

Comprehensive documentation ensures your claim succeeds:

1. Obtain all repair orders: Request copies of every service invoice and work order from the dealership, including dates and descriptions of repairs.
2. Create a detailed repair timeline: Document each service visit with the date, days the vehicle spent in the shop, the defect description, and the repair performed.
3. Track cumulative shop days: Add up all days the vehicle remained out of your possession at the dealership. Monitor your progress toward 30 days.
4. Send written notice to the manufacturer: Once you’ve met the repair threshold, send certified mail to the manufacturer’s legal department describing the defect and your intent to pursue a lemon law claim.
5. Document the defect’s impact: Write down how the defect affects your ability to use the vehicle safely and reliably.

How to File a Lemon Law Claim in Oregon

Step 1 — Send Written Notice to the Manufacturer

After meeting the repair threshold, send formal written notice via certified mail. Include:

• Vehicle VIN, purchase date, and current mileage
• Clear, detailed description of the defect
• Dates of all repair attempts and cumulative days out of service
• Reference to ORS § 646A.400
• Your demand for a refund or replacement

Keep proof of delivery.

Step 2 — Attempt Manufacturer Arbitration (If Required)

If the manufacturer participates in Oregon’s certified arbitration program, arbitration is typically required. Benefits include:

• Neutral arbitrator: An impartial third party reviews your claim
• Consumer-friendly: Oregon’s arbitration rules favor consumers with clear defect documentation
• Free or low-cost: You typically pay nothing; the manufacturer covers costs
• Binding outcome: If you win, the manufacturer must provide a refund or replacement
• Quick resolution: Most arbitrations conclude within 60–90 days

To initiate arbitration, contact the manufacturer’s customer service with your repair documentation and written notice.

Step 3 — File a Claim or Lawsuit

If arbitration is unavailable, unsuccessful, or you reject the decision, you can file a civil lawsuit in Oregon courts. You’re entitled to recover:

• The full purchase price (or remaining lease value)
• Sales tax and registration fees
• Attorney fees and court costs if you prevail
• Incidental damages (rental car, towing, inconvenience)

Real Situations in Oregon

Portland – Transmission Failure: Michael bought a new sedan in Portland and experienced delayed gear engagement and harsh shifting within 6 months. The dealership’s first three repair attempts involved transmission fluid changes and software updates. None resolved the issue. On his fourth visit, the service manager confirmed a transmission defect. Michael sent written notice to the manufacturer, which agreed to replace the vehicle to avoid arbitration.

Eugene – Electrical System Defects: Sarah purchased a new SUV in Eugene with a faulty electrical system causing dashboard warning lights, battery drain, and occasional starting failures. After 4 repair attempts over 4 months (totaling 32 days in the shop), the dealership remained unable to isolate the root cause. Sarah pursued arbitration through the manufacturer’s certified program. The arbitrator awarded her a full refund plus sales tax.

Salem – Engine Stalling Issues: David leased a new vehicle in Salem and experienced recurring engine stalling at traffic lights and low speeds. After 2 repair attempts, it was clear this was a serious safety issue. He submitted a lemon law complaint to the manufacturer. The manufacturer, recognizing the safety implications and the extended coverage period Oregon provides, allowed him to terminate his lease early and provided a replacement vehicle.

Common Mistakes Oregon Lemon Law Buyers Make

• Not tracking the 24,000-mile window carefully: While Oregon’s 24-month/24,000-mile window is generous, miles accumulate quickly. Track your mileage and ensure you initiate your lemon law claim before you exceed the limit.
• Assuming arbitration is automatic: Some consumers skip the manufacturer notification step. Oregon requires you to notify the manufacturer and provide them the opportunity to arbitrate if they’re certified. Jumping directly to court may not preserve all of your rights.
• Settling for less in arbitration: If an arbitrator’s decision seems unfavorable, you can still file a lawsuit in court. The arbitration award is not final—you have the right to pursue litigation if unsatisfied.

Related Guides

• Lemon Law Guide: What to Do When Your Car Is Defective
• Oregon Small Claims Court
• Oregon Consumer Protection Laws
• Consumer Rights Guide

This article is for informational purposes only and does not constitute legal advice. Last reviewed: March 2026.