Reliability & cost of ownership
Mitsubishi Diamante Reliability & Common Problems
How reliable is the Mitsubishi Diamante? 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.
Mitsubishi Diamante problems by model year
14 recall entries across 7 model years and 407 owner complaints across 9 model years on file, sourced from the federal NHTSA database. We couldn't confirm the NHTSA recall list for the remaining 2 model years — check the VIN at nhtsa.gov/recalls.
| Year | Recalls | Complaints | NCAP stars | Full report |
|---|---|---|---|---|
| 2004 Diamante | 1 | 3 | No overall rating on file | Recalls & complaints → |
| 2003 Diamante | 2 | 56 | No overall rating on file | AI reliability outlook → |
| 2002 Diamante | 3 | 123 | No overall rating on file | AI reliability outlook → |
| 2001 Diamante | 2 | 78 | No overall rating on file | AI reliability outlook → |
| 2000 Diamante | 3 | 51 | No overall rating on file | AI reliability outlook → |
| 1999 Diamante | 2 | 23 | No overall rating on file | AI reliability outlook → |
| 1998 Diamante | 1 | 27 | No overall rating on file | AI reliability outlook → |
| 1997 Diamante | Not confirmed | 34 | No overall rating on file | AI reliability outlook → |
| 1995 Diamante | Not confirmed | 12 | No overall rating on file | AI reliability outlook → |
Most-complained-about components
Owner complaints filed with NHTSA against the Mitsubishi Diamante, grouped by the component each complaint names — the fastest read on where this model gives trouble.
- visibility210 complaints
- engine and engine cooling86 complaints
- power train40 complaints
- service brakes, hydraulic33 complaints
- electrical system17 complaints
- tires14 complaints
- suspension13 complaints
- fuel system, gasoline13 complaints