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Wyoming · State guide Updated May 27, 2026

Wyoming Lemon Law

A plain-English guide to Wyoming's Lemon Law (Wyo. Stat. § 40-17-101) — the one-year window, the manufacturer's choice of remedy, the in-statute attorney fees, and the path to a refund or replacement.

Wyoming’s lemon law — a single statute, Wyo. Stat. § 40-17-101 — gives consumers a refund or replacement when a manufacturer can’t fix a substantial defect after a reasonable number of attempts. It is one of the more manufacturer-tilted lemon laws in the country, which makes its in-statute attorney-fee provision and the federal Magnuson-Moss Act especially important.

Wyoming is distinctive in five ways:

  1. The manufacturer chooses the remedy. Unlike most states, Wyoming lets the manufacturer decide between replacement and a refund (§ 40-17-101) — the opposite of consumer-election states like neighboring Montana’s contrast. Wyoming joins the manufacturer-option camp.
  2. A short one-year window. You must report the defect within one year of original delivery (§ 40-17-101) — there’s no “warranty term or one year, whichever is longer” alternative. One year is the rights period.
  3. A use offset with no formula. The “reasonable allowance for use” is tied to use before the first report (and time not out of service), but the statute gives no mileage denominator — leaving the amount to negotiation. See the refund guide.
  4. In-statute attorney fees. A consumer “may recover reasonable attorney’s fees from the manufacturer” (§ 40-17-101) — critical, because the Wyoming Consumer Protection Act does not award fees in individual cases.
  5. Conditional arbitration, no state board. If the manufacturer has a qualifying informal dispute settlement (IDS) program, you must exhaust it first. See manufacturer arbitration.

This page is the hub for our Wyoming coverage. Use the topic guides for deeper reading:

  • The Law — § 40-17-101, the Consumer Protection Act, Magnuson-Moss, the presumption, and deadlines.
  • The Process — Documented repair attempts, notice, conditional IDS arbitration, and court action.
  • Remedies — Refund, replacement, Consumer Protection Act damages, and attorney fees.
  • Qualifying Defects — Defect categories, from transmissions to EV batteries.
  • Vehicle Types — Used, leased, EVs, motorcycles, RVs, commercial.
  • Manufacturers — Common case patterns by brand in the Wyoming market.
  • FAQ — Common questions about Wyoming lemon-law claims.

Who’s protected

Wyoming covers every self-propelled vehicle under 10,000 pounds unladen weight, sold or registered in Wyoming (§ 40-17-101) — a broad definition. It protects purchasers (other than for resale), warranty-entitled transferees, and anyone entitled to enforce the warranty. Because the definition is broad and doesn’t expressly exclude motorcycles, a motorcycle under the weight limit may qualify — confirm coverage.

Coverage runs one year from original delivery, and the defect must substantially impair the use and fair market value of the vehicle.

The presumption: more than 3 attempts or 30 business days

Under § 40-17-101, within one year of original delivery:

  • the same nonconformity has been subject to repair more than three times (a fourth attempt) and persists; OR
  • the vehicle is out of service for repair a cumulative 30 business days.

See the repair-attempt presumption guide.

What you can recover

A successful Wyoming claim typically produces:

  • Replacement or refund — the manufacturer elects — with the refund returning the full purchase price plus collateral charges (to the consumer and any lienholder), minus a reasonable use allowance tied to pre-report use.
  • Conditional IDS arbitration (if the manufacturer has a program), then court.
  • In-statute attorney fees (§ 40-17-101).
  • Magnuson-Moss § 2310(d)(2) fees — a key complement given the weak state Consumer Protection Act.

Wyoming’s climate and market

  • Extreme wind and cold — Wyoming has the strongest sustained winds in the lower 48; ground blizzards and I-80 closures are routine, and cold stresses EV range, cold-start systems, and diesel fuel.
  • Energy and ranch trucks — the Powder River Basin (Gillette), oil and gas fields, and ranching drive a heavy pickup and diesel market.
  • High altitude and mountain passes — stress turbos, cooling, and brakes.
  • Dealer scarcity — few franchised dealers across a vast, low-population state; parts delays inflate out-of-service days.
  • Markets: Cheyenne (the capital, largest), Casper (energy hub), Laramie (UW), Gillette (Powder River Basin), Rock Springs/Sweetwater, Sheridan, and Jackson (a wealthy resort market).

What to do next

  1. Report the defect within one year of delivery — Wyoming’s window is short. See our evidence guide.
  2. Document every repair attempt and out-of-service day — more than 3 attempts or 30 business days is the trigger.
  3. Exhaust the manufacturer’s IDS if one exists, then go to court.
  4. Claim your attorney fees under § 40-17-101 and pair with Magnuson-Moss.
  5. Get a free case review from a Wyoming lemon-law attorney.

Explore Wyoming lemon law

Topic

The Law: Wyoming Lemon Law and the Consumer Protection Act

The statutes behind a Wyoming lemon-law claim — the Lemon Law (Wyo. Stat. § 40-17-101) with in-statute attorney fees, the conditional-IDS prerequisite, the weak Consumer Protection Act, and Magnuson-Moss.

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Topic

The Wyoming Lemon Law Process

Step by step through a Wyoming lemon-law claim — documenting repair attempts, notice, conditional IDS arbitration, and court action.

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Topic

Wyoming Lemon Law Remedies

What you can recover under Wyoming's lemon law — a manufacturer-elected refund or replacement, the in-statute attorney fees, and why Magnuson-Moss matters given the weak Consumer Protection Act.

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Topic

Qualifying Defects Under the Wyoming Lemon Law

Which defects qualify under Wyoming's lemon law — the substantial-impairment standard and the major categories, from engine and transmission to EV battery and electronics.

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Topic

Vehicle Types and the Wyoming Lemon Law

How Wyoming's lemon law treats different vehicles — the broad 'under 10,000 lbs unladen weight' definition, plus used, leased, EVs, motorcycles, RVs, and commercial vehicles.

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Topic

Lemon Law Claims by Manufacturer in Wyoming

Common lemon-law case patterns by manufacturer in the Wyoming market — trucks, 4x4s, diesels, and EVs — and how cold, wind, altitude, and energy-sector use shape claims.

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Topic

Wyoming Lemon Law FAQ

Answers to common Wyoming lemon-law questions — when a car is a lemon, the one-year reporting window, costs, used and leased coverage, denied claims, and which repair shop to use.

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Reviewed by

Editorial team, findlemonlaw.com

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