NHTSA owner reports · September 18, 2026 snapshot.
What owners actually said
123 reports60,000 miles · Dec 17, 2009
Engine And Engine CoolingVisibility
MY FRONT WINDSHIELD WAS FOGGING UP EVERY TIME I USED THE HEATER AND A SMELL OF COOLANT INSIDE MY CAR--NASTY FILM WAS LEFT, FOUND OUT IT WAS A HEATER CORE PROBLEM. SOMETIMES THE FOG WOULD TAKE 20 MINUTES TO CLEAR UP WITH DEFROSTER ON HIGHEST SETTINGS. THESE PROBLEMS ARE ALL OVER THE INTERNET WITH MITSUBISHI DIAMANTES. I AM SUR…
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MY FRONT WINDSHIELD WAS FOGGING UP EVERY TIME I USED THE HEATER AND A SMELL OF COOLANT INSIDE MY CAR--NASTY FILM WAS LEFT, FOUND OUT IT WAS A HEATER CORE PROBLEM. SOMETIMES THE FOG WOULD TAKE 20 MINUTES TO CLEAR UP WITH DEFROSTER ON HIGHEST SETTINGS. THESE PROBLEMS ARE ALL OVER THE INTERNET WITH MITSUBISHI DIAMANTES. I AM SURPRISED THAT THESE HAVE NEVER BEEN RECALLED FOR SAFETY REASONS. *TR
NHTSA ODI #10296309
32,000 miles · Dec 9, 2009
Service Brakes, Hydraulic
ABS CONTROL MODULE. *TR
NHTSA ODI #10295040
30,000 miles · Dec 9, 2009
Engine And Engine Cooling
HEATER CORE AND O RINGS. *TR
NHTSA ODI #10295039
37,000 miles · Nov 17, 2009
Engine And Engine Cooling
OUR 2002 MITSUBISHIS DIAMANTE VR-X HAS BEEN MISTING FROM THE HEATER CORE FOR A FEW YEARS. THE PROBLEM IS BAD GASKETS (O-RINGS) THAT JOIN THE HEATER CORE WITH THE LINES FOR THE HEATER HOSES. THE HEATER CORE IS INSTALLED RIGHT OVER THE PCM UNIT. IF IT LEAKS BADLY ENOUGH, THE PCM AND TRANSMISSION RELAY WILL BE DESTROYED. IT (HEATER…
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OUR 2002 MITSUBISHIS DIAMANTE VR-X HAS BEEN MISTING FROM THE HEATER CORE FOR A FEW YEARS. THE PROBLEM IS BAD GASKETS (O-RINGS) THAT JOIN THE HEATER CORE WITH THE LINES FOR THE HEATER HOSES. THE HEATER CORE IS INSTALLED RIGHT OVER THE PCM UNIT. IF IT LEAKS BADLY ENOUGH, THE PCM AND TRANSMISSION RELAY WILL BE DESTROYED. IT (HEATER CORE) FAILED SHORTLY AFTER THE WARRANTY EXPIRED AND WHEN WE WENT TO MITSUBISHI DEALER, THEY REFUSED TO FIX IT. THEY QUOTED US $1400.00 FOR REPAIRS. ON THE INTERNET, THERE ARE HUNDREDS OF COMPLAINTS FOR THE SAME PROBLEM, BUT NO ONE HAS GOTTEN ANY SATISFACTION FROM MITSUBISHI. I PUT SOME RADIATOR STOP-LEAK IN AND THIS SEEMED TO HELP SOMEWHAT, BUT IT IS STARTING TO MIST AGAIN WITH ANTI-FREEZE IN THE PASSENGER COMPARTMENT. THIS IS A TOXIN AND IS DANGEROUS TO INHALE AND WILL JEOPARDIZE MY FAMILY'S HEALTH. *TR
NHTSA ODI #10292547
94,000 miles · Nov 2, 2009
Electrical SystemPower TrainStructure
I HAVE A '02 MITSUBISHI DIAMANTE AND I HAVE HAD PROBLEMS OUT OF THE HEATER CORE LEAKING AND NOW ITS AFFECTED MY ECU (COMPUTER) I CALL THE DEALERSHIP AND THEY WANT OUTRAGEOUS PRICES TO FIX OR EVEN CHECK MY CAR.. I THINK THAT SINCE ITS A PROBLEM FROM THE DEALER THEY SHOULD RECALL THESE CARS.. I KNOW I WILL NEVER BUY ANOTHER MITSUB…
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I HAVE A '02 MITSUBISHI DIAMANTE AND I HAVE HAD PROBLEMS OUT OF THE HEATER CORE LEAKING AND NOW ITS AFFECTED MY ECU (COMPUTER) I CALL THE DEALERSHIP AND THEY WANT OUTRAGEOUS PRICES TO FIX OR EVEN CHECK MY CAR.. I THINK THAT SINCE ITS A PROBLEM FROM THE DEALER THEY SHOULD RECALL THESE CARS.. I KNOW I WILL NEVER BUY ANOTHER MITSUBISHI AND I WILL NEVER RECOMMEND THEM TO A FRIEND.. WHAT CAN BE DONE ABOUT THIS PROBLEM? *TR
NHTSA ODI #10290728
78,000 miles · Aug 3, 2009
Engine And Engine CoolingInjury
MY 2002 MITSUBISHI DIAMANTE HAS O RING FAILURE IN THE HEATER COIL. I HAVE READ MANY COMPLAINTS THAT THIS IS COMMON ON THIS MODEL AND WOULD LIKE A RECALL ON THESE VEHICLES DUE TO THE EXTREME NATURE OF THE ISSUE. WITH THE FAILURE OF THE O RINGS COME POTENTIAL ANTI FREEZE VAPORS ENTERING PASSENGER COMPARTMENT AND CAUSING PHYSICAL…
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MY 2002 MITSUBISHI DIAMANTE HAS O RING FAILURE IN THE HEATER COIL. I HAVE READ MANY COMPLAINTS THAT THIS IS COMMON ON THIS MODEL AND WOULD LIKE A RECALL ON THESE VEHICLES DUE TO THE EXTREME NATURE OF THE ISSUE. WITH THE FAILURE OF THE O RINGS COME POTENTIAL ANTI FREEZE VAPORS ENTERING PASSENGER COMPARTMENT AND CAUSING PHYSICAL DAMAGE TO ALL PASSENGERS. IT MAY ALSO CAUSE THE CAR TO OVERHEAT IN THE MIDDLE OF HEAVY STOP AND GO TRAFFIC AND CAUSE ACCIDENTS AND/OR DEATH. IT MAY ALSO CAUSE THE HEATING ELEMENT TO NO LONGER WORK AND PASSENGERS IN THE EXTREME WINTER CLIMATES MAY BE SUSCEPTIBLE TO PHYSICAL HARM OR DEATH. LASTLY, THIS IS A RAMPANT KNOWN ISSUE WITH THESE VEHICLES AND SHOULD BE CORRECTED AT DEALER COST. MY CAR COST ORIGINALLY $30,000. AND I WOULD EXPECT THE AMERICAN GOVERNMENT TO MAKE THESE COMPANIES BACK UP THE VEHICLES THEY ARE SELLING TO THE AMERICAN PUBLIC AND MAKE THEM SAFE AND WORTH THE MONEY THAT IS SPENT ON THEM. *TR
NHTSA ODI #10279201
71,000 miles · May 29, 2009
Engine And Engine Cooling
HEATER CORE LEAKS INTO CAR STEAMS UP WINDOWS AND LEAKS ON THE COMPUTER AND CHANGES THE TRANSMISSION SHIFTING. *TR
NHTSA ODI #10272391
Mileage unknown · May 20, 2009
Child Seat
THE BUCKLES IN BACK OF THE CAR SEAT DOES NOT HOLD THE STRAPS IN PLACE THEY COME LOOSE JUST BY CARING THE CAR SEAT. I ENTERED IN A DIFFERENT MODEL NUMBER THEN WHAT MY CAR SEAT MODEL NUMBER IS BECAUSE YOU DO NOT HAVE IT IN YOUR SYSTEM MY MODEL NUMBER FOR MY CAR SEAT IS 22-325 PAC GB1B. SORRY BUT I NEEDED THIS COMPLAINT PUT IN IMME…
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THE BUCKLES IN BACK OF THE CAR SEAT DOES NOT HOLD THE STRAPS IN PLACE THEY COME LOOSE JUST BY CARING THE CAR SEAT. I ENTERED IN A DIFFERENT MODEL NUMBER THEN WHAT MY CAR SEAT MODEL NUMBER IS BECAUSE YOU DO NOT HAVE IT IN YOUR SYSTEM MY MODEL NUMBER FOR MY CAR SEAT IS 22-325 PAC GB1B. SORRY BUT I NEEDED THIS COMPLAINT PUT IN IMMEDIATLY BECAUSE I DO NOT NEED ANYTHING BAD HAPPENING TO MY BABY BECAUSE OF HIS CAR SEAT THAT HAS A SERIOUS DEFAULT THAT NEEDS TO BE RECALLED. (RELATED VEHICLE INFORMATION: MODEL YEAR=2002, MAKE=MITSIBISHI, MODEL=DIAMANTE). *TR
NHTSA ODI #10269556
Mileage unknown · Mar 10, 2009
Electrical SystemEngine And Engine Cooling
THERE SHOULD BE A RECALL, OWN A 2002 MITSUBISHI DIAMANTE. I JUST FOUND OUT THAT THE ANTI-FREEZE SMELL AND THE SMOKE COMING THROUGH THE VENTS IS BECAUSE THE HEATER CORE HAS GONE BAD. THE QUOTE I RECEIVED WAS FOR $1100. MY ANTENNA JUST STOPPED WORKING ON ME ALSO. IT DOESN'T GO DOWN ANYMORE, BUT THE MOTOR STILL SOUNDS LIKE ITS W…
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THERE SHOULD BE A RECALL, OWN A 2002 MITSUBISHI DIAMANTE. I JUST FOUND OUT THAT THE ANTI-FREEZE SMELL AND THE SMOKE COMING THROUGH THE VENTS IS BECAUSE THE HEATER CORE HAS GONE BAD. THE QUOTE I RECEIVED WAS FOR $1100. MY ANTENNA JUST STOPPED WORKING ON ME ALSO. IT DOESN'T GO DOWN ANYMORE, BUT THE MOTOR STILL SOUNDS LIKE ITS WORKING. WE ARE ALL HAVING TOO MANY OF THE SAME PROBLEMS. THE COMPANY SHOULD BE LIABLE. *TR
NHTSA ODI #10261387
103,000 miles · Mar 1, 2009
Engine And Engine Cooling
IT HAPPENED OUT OF NO WHERE. NO SIGNS OR WARNINGS TO HELP PREVENT THIS PROBLEM. THE HEATER CORE LEAKS UNCONTROLLABLY. IT'S A LONG LABOR JOB AND HAPPENS PRETTY EARLY IN THE CARS LIFE SPANS. THE PARTS ARE CHEAP TO REPLACE BUT THE CONSEQUENCES ARE DRASTIC. *TR
NHTSA ODI #10260351
Official recalls
3Sep 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.
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.
Apr 7, 2002
ON CERTAIN PASSENGER VEHICLES, THE MAIN UNDER HOOD ELECTRICAL WIRING HARNESS MAY HAVE INSUFFICIENT CLEARANCE BETWEEN THE ENGINE CONTROL HARNESS AND THE EXHAUST HEAT SHIELD. AS A RESULT, THE HARNESS COULD COME IN CONTACT WITH THE HEAT SHIELD, WHICH COULD RESULT IN MELTING OF THE HARNESS INSULATION.
Consequence & remedy
Consequence: THE MELTING OF THE HARNESS INSULATION COULD RESULT IN GROUNDING OF THE CRANK ANGLE SENSOR WIRING, CAUSING THE ENGINE TO RUN ERRATICALLY OR STOP SUDDENLY, INCREASING THE RISK OF A CRASH.
Remedy: DEALERS WILL INSPECT THE HARNESS FOR DAMAGE AND, IF NONE IS EVIDENT, WILL TIE THE HARNESS BACK TO PREVENT THE HARNESS FROM EVER COMING INTO CONTACT WITH THE HEAT SHIELD. ANY HARNESS THAT SHOWS EVIDENCE OF DAMAGE WILL BE REPAIRED AS NECESSARY AND THEN TIED BACK TO PREVENT FUTURE DAMAGE. OWNER NOTIFICATION BEGAN MAY 13, 2002. OWNERS WHO TAKE THEIR VEHICLES TO AN AUTHORIZED DEALER ON AN AGREED UPON SERVICE DATE AND DO NOT RECEIVE THE FREE REMEDY WITHIN A REASONABLE TIME SHOULD CONTACT MITSUBISHI AT 1-800-222-0037.
Model-level recall history does not show whether a particular VIN is affected or has received a repair. Check a VIN with NHTSA ↗