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Missouri · Article Updated May 24, 2026

BMW Lemon Law Cases in Missouri

How Missouri Lemon Law (§ 407.560) applies to BMW — St. Louis, Kansas City luxury market.

BMW has Missouri market presence in St. Louis and Kansas City luxury submarkets. Missouri Lemon Law applies fully.

Common BMW defect patterns

  • N20 / N26 timing chain — premature stretch.
  • N51/N52/N54/N55 — water pump, valve cover gasket, oil filter housing.
  • ZF 8HP transmission — programming-related shift quality.
  • iDrive infotainment — module replacement cycles.
  • VANOS solenoid failure.
  • Battery management — i3, iX, i4 EV battery issues.

BMW IDS / BBB Auto Line

BMW uses BBB Auto Line as certified IDS.

MMPA in BMW cases

  • Performance claims — track-spec marketing.
  • OTA features — feature subscription.

Post-SB 591 ascertainable loss specificity required.

Bottom line

BMW is fully covered under Missouri Lemon Law.

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