Reliability & cost of ownership
Mercedes Benz M-Class Reliability & Common Problems
How reliable is the Mercedes Benz M-Class? 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.
Mercedes Benz M-Class problems by model year
33 recall entries and 66 owner complaints on file across 11 model years, sourced from the federal NHTSA database.
| Year | Recalls | Complaints | NCAP stars | Full report |
|---|---|---|---|---|
| 2009 M-Class | 1 | 1 | No overall rating on file | Recalls & complaints → |
| 2008 M-Class | 2 | 1 | No overall rating on file | Recalls & complaints → |
| 2007 M-Class | 2 | 2 | No overall rating on file | Recalls & complaints → |
| 2006 M-Class | 2 | 14 | No overall rating on file | AI reliability outlook → |
| 2004 M-Class | 1 | None on file at try.vin | No overall rating on file | Recalls & complaints → |
| 2003 M-Class | 3 | None on file at try.vin | No overall rating on file | AI reliability outlook → |
| 2002 M-Class | 5 | None on file at try.vin | No overall rating on file | AI reliability outlook → |
| 2001 M-Class | 4 | 5 | No overall rating on file | AI reliability outlook → |
| 2000 M-Class | 5 | 25 | No overall rating on file | AI reliability outlook → |
| 1999 M-Class | 4 | 18 | No overall rating on file | AI reliability outlook → |
| 1998 M-Class | 4 | 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 Mercedes Benz M-Class, grouped by the component each complaint names — the fastest read on where this model gives trouble.
- steering19 complaints
- electrical system10 complaints
- engine and engine cooling10 complaints
- power train8 complaints
- service brakes, hydraulic7 complaints
- electronic stability control (esc)7 complaints
- equipment4 complaints
- seat belts3 complaints