BMW · United States · Crit
BMW 430I, 330I +5 more: Electrical system — starter assembly
Affects BMW 430I, 330I, X3, 430I Xdrive, 530I Xdrive, 530I, 330I Xdrive · 2025 — about 5K vehicles.
The hazard
A loose starter-generator connection can result in an engine stall, increasing the risk of a crash. In addition, the wiring may overheat, increasing the risk of a fire.
What to do
Dealers will inspect and replace the starter-generator and positive battery cable as necessary, free of charge. Interim owner letters notifying owners of the safety risk were mailed May 28, 2025. Second letters will be sent once the remedy is available. Owners may contact BMW customer service at 1-800-525-7417.
Critical — crash/injury risk now
High — injury risk; see remedy
Moderate — fix at next service
Low — minor / informational