2004 Mitsubishi Diamante Problems, Complaints & Recalls
- Compared with other Diamante years
- Not enough data 9th of 9 for complaints
- Safety recalls
- 1 recall: check your VIN
- NHTSA crash rating
- Not rated
Owners have filed 3 complaints with NHTSA about the 2004 Mitsubishi Diamante. That ranks 9th out of 9 Diamante model years for complaints. The most reported problem area is power train (3 complaints, 100%), typically at around 25,002 miles. There is 1 safety recall covering this model year.

- 3owner complaints
- 1safety recalls
- 0NHTSA investigations
- 0complaints mentioning a crash
Complaints are unverified owner reports and are not adjusted for sales volume.
Most common 2004 Mitsubishi Diamante problems
Complaints grouped by the part of the car owners reported, with the median mileage when the problem happened.
| Problem area | Complaints | Share | Median miles | Owners mention most | Typical repair cost |
|---|---|---|---|---|---|
| Power Train | 3 | 100% | 25,002 | — | — |
One complaint can list several problem areas, so shares can add up to more than 100%.
Complaints by year received
2004 Mitsubishi Diamante recalls (1)
Tap a recall to see the problem, the risk and the fix.
Equipment:other:labels
Problem: Certain passenger vehicles fail to conform to the requirements of federal motor vehicle safety standard no. 208, 'occupant crash protection.' the bilingual english/spanish removable air bag warning labels affixed to the dash and to the sunvisor do not meet the size requirements of the standard.
Risk: This does not meet the requirements of the standard.
Fix: Mitsubishi caribbean will mail a customer notification letter containing a written description and a graphic of the bi-lingual dashboard air bag warning label. In addition, all current 2000-2004 nativa owners will also receive replacement air bag alert labels for the sun visors. This recall is expected to begin during march or april 2005. The notification to the nativa owners is expected to begin during april or may 2005. Owners should contact mitsubishi caribbean at 1-787-251-8715.
To see whether a specific car still has an open recall, enter its VIN on NHTSA's official recall lookup. You can also decode a VIN here.
Recent owner reports
Short excerpts of the latest complaints filed with NHTSA, with personal details removed. Full reports can be searched on NHTSA.gov.
The diamante has an odd issue where the vehicle will not shift gears correctly which an extremely dangerous issue for drivers. The information board shows the transaction rapidly switching from neutral to drive excessively. I have had multiple mechanic shops look into this issue from transmission…
Cpsc#i11b0131a. 2004 mitsubishi diamante. F4a51 automatic transmission failure. *ln the consumer stated she has concerns with the safety and reliability of mitsubishi and dodge vehicles and their owners that have the mitsubishi f4a51 automatic transmission in certain make/models. The main issues…
The main issue seems to be a manufacturing defect in the wave/cushion spring located in the transmission. Mitsubishi has designed the wave spring as a fragile two coil piece which has been known to repeatedly break causing catastrophic failure in the transmission. This in turn poses a threat on the…
Other Mitsubishi Diamante years
| Year | Complaints | Recalls |
|---|---|---|
| 2004 | 3 | 1 |
| 2003 Diamante | 56 | 2 |
| 2002 Diamante | 123 | 3 |
| 2001 Diamante | 78 | 2 |
| 2000 Diamante | 51 | 3 |
| 1999 Diamante | 23 | 2 |
| 1998 Diamante | 27 | 1 |
| 1997 Diamante | 34 | 0 |
| 1995 Diamante | 12 | 0 |
See all Mitsubishi Diamante problems by year, every Mitsubishi model, or the Mitsubishi VIN decoder.
Similar Mitsubishi models
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Frequently asked questions
What are the most common problems with the 2004 Mitsubishi Diamante?
Owners most often report power train problems. The top one, power train, accounts for 3 complaints.
Was there a recall on the 2004 Mitsubishi Diamante?
Yes, 1 safety recall. Enter your VIN at NHTSA.gov to check whether the repairs were done on your car.
Was the 2004 Mitsubishi Diamante a good year?
Complaint data can't fully answer that, because counts aren't adjusted for sales. Compared with other Diamante model years, the 2004 has too little data to compare. Always get a pre-purchase inspection and check the VIN for open recalls.