2004 Mitsubishi Diamante Problems, Complaints & Recalls

Source: NHTSA · Updated Nov 8, 2019 · 3 owner complaints analyzed

Compared with other Diamante years
Not enough data 9th of 9 for complaints
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.

Mitsubishi Diamante
2002-2003 Mitsubishi Diamante photographed in College Park, Maryland , USA.. Representative photo; appearance varies by model year. Photo: IFCAR, Public domain, via Wikimedia Commons.

Complaints are unverified owner reports and are not adjusted for sales volume.

Compare with another car

Most common 2004 Mitsubishi Diamante problems

Complaints grouped by the part of the car owners reported, with the median mileage when the problem happened.

Power Train3 · ~25,002 mi
Problem areaComplaintsShareMedian milesOwners mention mostTypical repair cost
Power Train3100%25,002——

One complaint can list several problem areas, so shares can add up to more than 100%.

Complaints by year received

Peak: 2011, with 1 complaints
2011: 1201112012: 1201212019: 120191

n = 3 complaints · Source: NHTSA

2004 Mitsubishi Diamante recalls (1)

Tap a recall to see the problem, the risk and the fix.

Equipment:other:labelsSep 1, 2004 · NHTSA campaign 04V428000 · 100,432 vehicles

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…

Power Train · received Nov 8, 2019 · NHTSA complaint 11278892

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…

Power Train · received Jun 13, 2012 · NHTSA complaint 10461616

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…

Power Train · received Nov 15, 2011 · NHTSA complaint 10435698

Other Mitsubishi Diamante years

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See all Mitsubishi Diamante problems by year, every Mitsubishi model, or the Mitsubishi VIN decoder.

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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.