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North Dakota · Article Updated May 26, 2026

When Is a Car a Lemon in North Dakota?

What makes a vehicle a lemon under North Dakota law — the substantial-impairment standard, the more-than-3-attempts or 30-business-day presumption, and the coverage window.

A car is a “lemon” in North Dakota when it has a substantial defect the manufacturer can’t fix after a reasonable number of attempts, within the coverage window. Three things have to line up.

1. A substantial defect

The defect must substantially impair the use and market value of the vehicle (§ 51-07-16). Safety defects (brakes, steering, stalling) almost always qualify; trivial or cosmetic issues usually don’t. See qualifying defects.

2. A reasonable number of repair attempts

North Dakota presumes the manufacturer has had enough chances when, within the window:

  • 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 or more business days.

This requires prior direct notice to the manufacturer and an opportunity to cure (§ 51-07-19(3)). See the presumption.

3. Within the coverage window

The defect must arise within the warranty term or one year from original delivery, whichever is earlier (§ 51-07-16). North Dakota uses “earlier,” not “later” — a real narrowing.

And then — the six-month deadline

Even if all three are met, you must sue within six months of the earlier of warranty expiration or 18 months after delivery (§ 51-07-21) — the country’s shortest deadline.

Bottom line

In North Dakota, a car is a lemon when a substantial defect survives more than 3 repair attempts (or 30 business days out of service) within the warranty-or-one-year window — but you must act within six months. Get a free case review.

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Think you've got a lemon?

Compare your situation to your state's requirements — and connect with a vetted lemon-law attorney for a free case review.