Reliability & cost of ownership
BMW M340I Reliability & Common Problems
How reliable is the BMW M340I? Compare every model year side by side — NHTSA recalls, owner complaints, and crash-test stars where on file — then open the year you're shopping for its AI reliability outlook where NHTSA has enough data.
BMW M340I problems by model year
23 recall entries and 76 owner complaints on file across 5 model years, sourced from the federal NHTSA database.
| Year | Recalls | Complaints | NCAP stars | Full report |
|---|---|---|---|---|
| 2023 M340I | 1 | 1 | No overall rating on file | Recalls & complaints → |
| 2022 M340I | 1 | 7 | No overall rating on file | Recalls & complaints → |
| 2021 M340I | 6 | 11 | No overall rating on file | AI reliability outlook → |
| 2020 M340I | 10 | 57 | No overall rating on file | AI reliability outlook → |
| 2019 M340I | 5 | None on file at try.vin | No overall rating on file | AI reliability outlook → |
Most-complained-about components
Owner complaints filed with NHTSA against the BMW M340I, grouped by the component each complaint names — the fastest read on where this model gives trouble.
- engine51 complaints
- unknown or other10 complaints
- electrical system9 complaints
- power train6 complaints
- engine and engine cooling4 complaints
- fuel/propulsion system4 complaints
- service brakes3 complaints
- steering3 complaints