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2001 Mitsubishi Diamante

Owner reports · Recalls · Investigations

Similar to other model years

Owner complaints for the 2001 Mitsubishi Diamante do not stand out strongly from the model-year median of 31.5.

About this comparison →

How this year compares

Owner complaints by model year

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Counts vary with age, sales and reporting. They are not failure rates.

What owners reported most

All reported categories

Tap a category to read its complaints. One report may name several components.

When problems were reported

Mileage at the reported incident

57 reports with mileage · 21 unknown

NHTSA’s mileage field refers to the reported incident, not necessarily the filing date. This shows report counts, not the likelihood of a failure.

What to inspect

Issues worth paying extra attention to based on owner reports.

  • Visibility. Review the 56 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
  • Engine And Engine Cooling. Review the 14 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
  • Power Train. Review the 4 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →

NHTSA owner reports · September 18, 2026 snapshot.

0 crash reports0 fire reports3 injury reports

Visibility complaints

56 reports
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32,000 miles · Jul 9, 2004
Visibility

THE WINDOWS KEPT FOGGING UP. NOTICE A PUDDLE IN THE FRONT PASSENGER SIDE FLOOR, AND NOTICED THE RADIATOR WAS LOW. PUDDLE OF THE FLOOR ENDED UP BEING ANTI-FREEZE. DEALER ADVISED THAT I NEED A NEW HEATER CORE AND THAT THEY ARE THE ONLY AUTHORIZED DEALER TO REPLACE IT. WAS NOT UNDER WARRENTLY DUE TO MILAGE ON THE CAR. THEY REP…

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THE WINDOWS KEPT FOGGING UP. NOTICE A PUDDLE IN THE FRONT PASSENGER SIDE FLOOR, AND NOTICED THE RADIATOR WAS LOW. PUDDLE OF THE FLOOR ENDED UP BEING ANTI-FREEZE. DEALER ADVISED THAT I NEED A NEW HEATER CORE AND THAT THEY ARE THE ONLY AUTHORIZED DEALER TO REPLACE IT. WAS NOT UNDER WARRENTLY DUE TO MILAGE ON THE CAR. THEY REPLACED HEATER CORE, AND WHEN RETURNED THE COVER OVER THE SHIFTER IS CRAKED AND HARD TO PUT INTO PARK. THE HEATER VENTS DO NOT WORK CORRECTLY.*AK

NHTSA ODI #10080712

48,299 miles · Jun 24, 2004
Visibility

WHILE DRIVING IN INCLEMENT WEATHER, THE WINDSHIELD WIPERS CAME ON AND WENT OFF ON THEIR OWN. DEALER WAS AWARE OF THIS INTERMITTENT PROBLEM. *AK THE HEATING CORE WAS REPLACED THREE TIMES. *JB

NHTSA ODI #10074176

75,000 miles · Jun 7, 2004
Visibility

NOTICED FAINT SMELL OF ANTI FREEZE APPROXIMATELY 9 MONTHS AGO. HAD PROBLEMS WITH DEFROSTER CLEARING WINDOWS. ALSO, SEEMED TO GET BETTER (OR MAYBE I GOT USED TO THE SMELL). NOW NOTICED PASSANGER SIDE FLOOR CARPET IS SOAKED WITH ANTI FREEZE. OBVIOUSLY A PROBLEM WITH THE HEATER CORE OR THE HOSE(S) WHICH CONNECT TO IT ARE LEAKING. C…

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NOTICED FAINT SMELL OF ANTI FREEZE APPROXIMATELY 9 MONTHS AGO. HAD PROBLEMS WITH DEFROSTER CLEARING WINDOWS. ALSO, SEEMED TO GET BETTER (OR MAYBE I GOT USED TO THE SMELL). NOW NOTICED PASSANGER SIDE FLOOR CARPET IS SOAKED WITH ANTI FREEZE. OBVIOUSLY A PROBLEM WITH THE HEATER CORE OR THE HOSE(S) WHICH CONNECT TO IT ARE LEAKING. CAR HAS 92000 MILES, AND IS WELL MAINTAINED. I WILL BE CALLING LOCAL MITSUBISHI DEALER TO SCHEDULE A REPAIR. HOPEFULLY THEY CAN REPAIR THIS AT LITTLE OR NO COST TO ME AS THIS IS AN OBVIOUS DEFECT IN PARTS OR INSTALLATION. *AK

NHTSA ODI #10074964

Mileage unknown · Jan 8, 2004
Engine And Engine CoolingVisibility

HEATER CORE FAILED, CAUSING THE FRONT WINDSHIELD TO FOG UP. ALSO, CONSUMER COULD SMELL ANTI FREEZE INSIDE THE VEHICLE. DEALERSHIP WAS NOTIFIED BUT DID NOT RESOLVE THE PROBLEM.*AK

NHTSA ODI #10053677

Mileage unknown · Jan 4, 2004
Engine And Engine CoolingVisibility

CAR SMELLS LIKE COOLANT. WINDOWS WON'T CLEAR UP WHILE IM DRIVING. VERY FOGGY. DEALER SAID I NEED A NEW HEATER CORE AT 43,000 MILES. *LA

NHTSA ODI #10052370

33,000 miles · Jan 20, 2003
Visibility

LEAKING SUNROOF. THE FACTORY SUNROOF LEAKS DURING RAIN AND WASHING. IT HAS CAUSED WATER DAMAGE TO THE HEADLINER. ALSO THE REAR DRIVERS SIDE WINDOWS RATTLES AND HAS EXCESSIVE WIND NOISE. THE DEALER WANTED $90 JUST TO TAKE THE DOOR PANEL OFF I REFUSED BECAUSE I DON'T FEEL I SHOULD PAY FOR MANUFACTURE DEFECT. AS FAR AS THE SUNROOF …

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LEAKING SUNROOF. THE FACTORY SUNROOF LEAKS DURING RAIN AND WASHING. IT HAS CAUSED WATER DAMAGE TO THE HEADLINER. ALSO THE REAR DRIVERS SIDE WINDOWS RATTLES AND HAS EXCESSIVE WIND NOISE. THE DEALER WANTED $90 JUST TO TAKE THE DOOR PANEL OFF I REFUSED BECAUSE I DON'T FEEL I SHOULD PAY FOR MANUFACTURE DEFECT. AS FAR AS THE SUNROOF GOES AN ATTEMPT WAS MADE TO REPLACE THE SUNROOF GLASS BUT THE LEAK STILL PERSISTS IN THE SAME LOCATION.

NHTSA ODI #10002995

Official recalls

2

04V428000 · Equipment:other:labels

Sep 1, 2004

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.

Consequence & remedy

Consequence: THIS DOES NOT MEET THE REQUIREMENTS OF THE STANDARD.

Remedy: 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.

04V067000 · Equipment:other:owners/service/other Manual

Feb 11, 2004

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.

Consequence & remedy

Consequence: 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.

Remedy: 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.

Model-level recall history does not show whether a particular VIN is affected or has received a repair. Check a VIN with NHTSA ↗

NHTSA investigations

0

No exact-year investigations in this snapshot.