2001 Mitsubishi Diamante Problems, Complaints & Recalls

Source: NHTSA · Updated Jan 21, 2011 · 78 owner complaints analyzed

Compared with other Diamante years
Far more complaints than other years 2nd of 9 for complaints
NHTSA crash rating
Not rated

Owners have filed 78 complaints with NHTSA about the 2001 Mitsubishi Diamante. That ranks 2nd out of 9 Diamante model years for complaints. The most reported problem area is visibility (56 complaints, 72%), typically at around 58,050 miles. Complaints mention 6 injuries. There are 2 safety recalls 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 2001 Mitsubishi Diamante problems

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

Visibility56 · ~58,050 mi
Engine and Engine Cooling14 · ~58,100 mi
Power Train4 · ~85,650 mi
Service Brakes, Hydraulic4
Suspension3 · ~82,445 mi
Tires3 · ~62,445 mi
Equipment1
Seat Belts1 · ~99,000 mi
Structure1 · ~60,000 mi
Traction Control System1 · ~100,000 mi
Problem areaComplaintsShareMedian milesOwners mention mostTypical repair cost
Visibility problems5672%58,050“heater core” (75%)$1,350
Engine and Engine Cooling1418%58,100——
Power Train45%85,650——
Service Brakes, Hydraulic45%———
Suspension34%82,445——
Tires34%62,445——
Equipment11%———
Seat Belts11%99,000——
Structure11%60,000——
Traction Control System11%100,000——
Vehicle Speed Control11%———
Wheels11%100,000——

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

Complaints by year received

Peak: 2005, with 32 complaints
2001: 4200142002: 4200242003: 2200322004: 102004102005: 322005322006: 5200652007: 142007142008: 5200852009: 1200912011: 120111

n = 78 complaints · Source: NHTSA

2001 Mitsubishi Diamante recalls (2)

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.

Equipment:other:owners/service/other manualFeb 11, 2004 · NHTSA campaign 04V067000 · 134,000 vehicles

Problem: Certain sport utility and passenger vehicles fail to comply with federal motor vehicle safety standard no. 225, "child restraint anchorage systems." the owner's manual does not contain a step-by-step description for headrest adjustment when installing a child restraint system (crs) tether strap.

Risk: If the tether strap is improperly installed to the tether anchor, the child safety seat may not be sufficient restrained. In the event of a crash, the child could be injured.

Fix: A letter outlining the problem will be sent to owners along with a sticker containing the correct instructions as well as instructions on where to affix the sticker in the owner's manual. The recall began on march 29, 2004. Owners should contact mitsubishi at 1-888-648-7820.

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.

I have a 2001 mitsubishi diamante, and am having problems that seem to run rampant among this model/make. My heater core went out at about 100k miles; my abs light stays on (due to a speed sensor fail), which renders the whole anti-lock system useless; and now my antenna mast is broken. All of…

Traction Control System · received Jan 21, 2011 · NHTSA complaint 10378164

Windows are fogging up do t a faulty heater core. I really don't mind repairing the car seeing that it has 120k on it.. I purchased the car brand new and this will be the 3rd heater core!!! What's going on! *tr

Visibility · received Apr 9, 2009 · NHTSA complaint 10264812

Mitsubishi diamante infamous heater core problem antifreeze leaks into interior of car. Horrible sickening anti freeze smell, happens on an abundance of mitsubishi cars. *tr

Visibility · received Aug 13, 2008 · NHTSA complaint 10237949

Heater core is causing the windows to fog up, the car to smell like antifreeze and may be damaging the ecu. There are hundreds of posts online about people having this problem over and over with this car. It is clearly a manufacturers defect and customers are left paying thousands of dollars fo the…

Visibility · received Apr 14, 2008 · NHTSA complaint 10224497

2001 mitsubishi diamante. We have had it about six months. I have had it in to a very reputable service station and have come up empty on the following problem. The car has new tires, this occurred before and after they were installed. During more aggressive turning the car gets very unstable, bad…

Suspension · received Mar 15, 2008 · NHTSA complaint 10221262

Other Mitsubishi Diamante years

← 2000 Diamante · 2002 Diamante →

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 2001 Mitsubishi Diamante?

Owners most often report visibility, engine and engine cooling, power train problems. The top one, visibility, accounts for 56 complaints.

Was there a recall on the 2001 Mitsubishi Diamante?

Yes, 2 safety recalls. Enter your VIN at NHTSA.gov to check whether the repairs were done on your car.

Was the 2001 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 2001 has far more complaints than most years. Always get a pre-purchase inspection and check the VIN for open recalls.