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Maryland · Article Updated May 24, 2026

When Is a Car a Lemon in Maryland?

Maryland's § 14-1502(c) thresholds — 4 attempts or 30 days OOS within the 24-month / 18,000-mile Rights Period.

A car is a “lemon” under Maryland law (§ 14-1501) when:

  1. The vehicle has a nonconformity that substantially impairs its use and market value, or use and safety.
  2. The defect has not been fixed after a reasonable number of repair attempts.
  3. The thresholds are met within the 24-month / 18,000-mile Rights Period.

The two thresholds

Under § 14-1502(c):

  • 4 or more repair attempts for the same nonconformity, OR
  • 30 or more cumulative calendar days out of service.

What “substantially impair” means

Maryland courts interpret “substantially impair” broadly: use and market value, or use and safety.

Examples that qualify

  • Transmission shudders / slips repeatedly.
  • Engine stalls in traffic.
  • Brakes fail / pulse violently.
  • Electrical warning lights / phantom drain.
  • Steering wander or EPS failure.
  • Infotainment locks up.
  • EV charging won’t work.
  • Battery degradation beyond manufacturer’s curve.

Examples that typically DON’T qualify

  • Cosmetic issues.
  • Wear items (tires, brake pads after normal use).
  • Consumer-modified parts.
  • Issues outside the 24-month / 18,000-mile Period.
  • Damage from hail / flood.

The written notice requirement

§ 14-1502(d) requires written notice to the manufacturer with a final repair opportunity.

Bottom line

If your MD vehicle has a defect that substantially impairs use and market value (or use and safety) AND has been to the manufacturer’s authorized dealer 4+ times OR 30+ days OOS within the 24-month / 18,000-mile Rights Period, you likely have a Lemon Law case.

Related

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.