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2000 Mitsubishi Diamante

Owner reports · Recalls · Investigations

Similar to other model years

Owner complaints for the 2000 Mitsubishi Diamante do not stand out strongly from the model-year median of 31.5.

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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

22 reports with mileage · 29 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 27 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
  • Engine And Engine Cooling. Review the 7 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
  • Fuel System, Gasoline. Review the 3 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →

NHTSA owner reports · September 18, 2026 snapshot.

3 crash reports0 fire reports3 injury reports

Unknown Or Other complaints

2 reports
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60,342 miles · Mar 3, 2005
Power TrainUnknown Or Other

WE HAVE A FIVE-YEAR-OLD MITSUBISHI DIAMANTE. FOR THE LAST WEEK, MY HUSBAND, SCOTT HAS SMELLED A SWEET SMELL IN HIS CAR AND HAD A PROBLEM WITH THE WINDOWS FOGGING. TUESDAY MORNING HE STARTED LOSING FORWARD POWER WHEN DRIVING TO WORK ON I480. HE NOTICED THAT HIS DASHBOARD TRANSMISSION LIGHTS WERE ACTING FUNNY SO HE CALLED OUR M…

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WE HAVE A FIVE-YEAR-OLD MITSUBISHI DIAMANTE. FOR THE LAST WEEK, MY HUSBAND, SCOTT HAS SMELLED A SWEET SMELL IN HIS CAR AND HAD A PROBLEM WITH THE WINDOWS FOGGING. TUESDAY MORNING HE STARTED LOSING FORWARD POWER WHEN DRIVING TO WORK ON I480. HE NOTICED THAT HIS DASHBOARD TRANSMISSION LIGHTS WERE ACTING FUNNY SO HE CALLED OUR MITSUBISHI DEALER. THE SERVICE PEOPLE ASKED IF HE HAD NOTICED THAT THE WINDOWS WERE FOGGING OR IF HE SMELLED ANY ANTI-FREEZE COMING FROM THE HEATER. SCOTT WAS ASTONISHED THAT THE SWEET SMELL WAS ANTIFREEZE. THE SERVICE ADVISOR SAID THAT MOST LIKELY IT'S BECAUSE THAT DIAMANTE HAS EXPERIENCED HEATER CORES LEAKING INTO THE PASSENGER COMPARTMENT AND DRIPPING ONTO THE TRANSMISSION COMPUTER. THIS IS WHY HE WAS LOSING POWER WHILE DRIVING ON I480. ONE OF MY CONCERNS IS WHAT HEALTH PROBLEMS CAN COME FROM DRIVING IN AN ENCLOSED ENVIRONMENT WHILE THE HEATING SYSTEM IS MIXING ANTIFREEZE FLUID IN THE AIR THAT MY HUSBAND IS BREATHING WHILE COMMUTING TO WORK. LATER ON THAT SAME TUESDAY, THE SERVICE ADVISOR CALLED HIM AND SAID THAT THEIR SERVICE MANAGER SPOKE DIRECTLY WITH THE REGIONAL MITSUBISHI SERVICE REPRESENTATIVE AND HE SAID THAT THE HEATER CORE WAS TOO FAR OUT OF WARRANTY TO BE COVERED BASED ON 36,000 MILE WARRANTY. THE TRANSMISSION COMPUTER, WHILE COVERED UP TO 84,000 MILES, WOULD ALSO NOT BE COVERED BECAUSE THE FAILURE WAS DUE TO ANTIFREEZE DRIPPING ON THE COMPUTER CAUSING IT TO FAIL. *JB

NHTSA ODI #10112464

Mileage unknown · Feb 5, 2002
Engine And Engine CoolingUnknown Or Other

AFTER BEING STOPPED A COUPLE OF MINUTES BECAUSE OF A PASSING TRAIN, WHEN PROCEEDING, THE CAR WOULD NOT MOVE MORE THAN, PROBABLY, 5 MPH. NOTICED A SMELL COMING IN, LIKE OIL BURNING. DIDN'T SEE NO SMOKE COMING OUT OF HOOD. CHECK ENGINE LIGHT CAME ON. PARKED CAR AND GOT OUT TO SEE BLACK SMOKE COMING FROM BEHIND THE CAR. TURNED…

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AFTER BEING STOPPED A COUPLE OF MINUTES BECAUSE OF A PASSING TRAIN, WHEN PROCEEDING, THE CAR WOULD NOT MOVE MORE THAN, PROBABLY, 5 MPH. NOTICED A SMELL COMING IN, LIKE OIL BURNING. DIDN'T SEE NO SMOKE COMING OUT OF HOOD. CHECK ENGINE LIGHT CAME ON. PARKED CAR AND GOT OUT TO SEE BLACK SMOKE COMING FROM BEHIND THE CAR. TURNED OFF ENGINE AND TRIED TO TURN ON TO MOVE CAR, IT WOULDN'T TURN ON AGAIN. HAD CAR TOWED TO DEALER. IT HAPPENED RIGHT BEFORE ENTERING FREEWAY, THANK GOD.*AK

NHTSA ODI #757807

Official recalls

3

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.

00V132000 · Parking Brake:driveline:hydraulic

May 8, 2000

VEHICLE DESCRIPTION: PASSENGER VEHICLES. THE HEAD OF THE SCREW THAT HOLDS THE RETAINING CLIP FOR THE PARKING BRAKE SHOE CAN BECOME BRITTLE AND BREAK OFF.

Consequence & remedy

Consequence: IF THE SCREW HEAD BREAKS OFF, THE PARKING BRAKE SHOE RETAINER CLIP CAN BECOME DISLODGED AND COULD RESULT IN THE PARKING BRAKE DRAGGING AND/OR FAILURE OF THE PARKING BRAKE TO PROPERLY HOLD. SEIZURE OF THE PARKING BRAKE SHOE, ESPECIALLY ON WET OR SNOW COVERED ROADS, COULD RESULT IN LOCKUP OF ONE OF THE REAR WHEELS.

Remedy: DEALERS WILL REPLACE THE RETAINING CLIP SCREW AND IN THE PROCESS INSPECT THE REAR BRAKE SYSTEM OF ANY POSSIBLE RELATED DAMAGE. ANY RELATED DAMAGE THAT MAY BE FOUND WILL ALSO BE REPAIRED.

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.