Mitsubishi Diamante Complaints
505 consumer complaints on file.
- #10142719November 15, 2005VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:HEATER CORE
DT: THE CONTACT STATES THERE IS A LEAK COMING FROM THE HEATER CORE. THIS CAUSES ANTI-FREEZE TO COME INSIDE THE VEHICLE. THE ANTI-FREEZE IS OBSTRUCTING HIS VISION AND HE IS BREATHING ANTI-FREEZE. THE VEHICLE HAS NOT BEEN TO A DEALERSHIP. *JB
- Crash:
- No
- Fire:
- No
- Injuries:
- 0
- Deaths:
- 0
- #10142504November 12, 2005ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CRANKCASE (PCV), ENGINE AND ENGINE COOLING
'93 MITSUBISHI DIAMANTE. BOUGHT IN '98 HAS SMOKED AFTER IDLING AT STOPS FOR YEARS AND I THOUGHT IT WAS NORMAL FOR THIS MAKE AND HAVE FOUND THAT A LOT OF MITSUBISHI'S HAVE THE PROBLEM ALSO AND WOULD LIKE TO KNOW THE CAUSE. MECHANIC'S SAY NEW ENGINE IS NEEDED, BUT NEW CARS ALSO SMOKE? COMPRESSION IS GOOD SO WHAT IS THE UNDERLYING PROBLEM? ALSO WILL NOT PASS DEQ WHICH IS ILLEGAL TO DRIVE WITH THAT MUCH SMOKE!*JB
- Crash:
- No
- Fire:
- No
- Injuries:
- 0
- Deaths:
- 0
- #10142024November 8, 2005VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:HEATER CORE
HEATING CORE IS LEAKING ANTIFREEZE ONTO OTHER COMPONENTS UNDER THE DASH; STRONG SMELL OF ANTIFREEZE WITHIN THE CAR; WINDOWS FOG UP UPON USING ANY OF THE VENTILATION SYSTEMS. *NM
- Crash:
- No
- Fire:
- No
- Injuries:
- 0
- Deaths:
- 0
- #10141862November 6, 2005VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:HEATER CORE
ABNORMAL SMELL COMING FROM VENTS, MADE ME, AND MY TWO SONS FEEL NAUSEOUS, CREATED A HEADACHE FOR ME. I HAD TO OPEN WINDOWS IN ORDER TO DRIVE CAR DUE TO FUMES. BROUGHT CAR TO DEALER, AND HEATER CORE WAS IDENTIFIED AS PROBLEM AND NEEDED TO BE REPLACED. DEALER SAID THIS IS A VERY COMMON PROBLEM WITH THIS YEAR AND MODEL. I ASKED IF THERE WAS A MANUFACTURER RECALL AND HE SAID NO, THEY ONLY HAD TO DO A RECALL IF IT WAS A SAFETY PROBLEM. THIS COST $802.37 TO REPAIR. THIS IS MOST DEFINITELY A SAFETY ISSUE. NOT ONLY HEALTH, BUT CAN CAUSE AN ACCIDENT DUE TO FOGGING OF WINDOWS, ETC. I AM SURE MITSUBISHI KNOWS OF THIS PROBLEM. SEEMS AS THOUGH A CLASS ACTION SUIT SHOULD BE FILED AGAINST THEM FOR THIS ISSUE. MY CAR ONLY HAS 47K MILES, I PURCHASED NEW AND IT HAS HAD ALL REGULAR MAINTENANCE REQUIRED. THIS IS OBVIOUSLY A MANUFACTURERS DEFECT. I WILL NEVER PURCHASE ANOTHER MITSUBISHI, JUST BECAUSE THEY DO NOT TAKE RESPONSIBILITY. *NM
- Crash:
- No
- Fire:
- No
- Injuries:
- 3
- Deaths:
- 0
- #10141842November 5, 2005VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:HEATER CORE
THE VEHICLE IS A 2002 MITSUBISHI DIAMANTE LS. THE WINDOWS IN THE VEHICLE HAVE BEEN CONSTANTLY FOGGY IN A DRY ENVIRONMENT. WHEN WIPING WINDOWS DOWN, I NOTICED THAT THE CONDENSATION WAS OILY. I HAVE ALSO NOTICED A SYRUP SMELL IN THE VEHICLE. THE DEFROSTER HAS NOT BEEN WORKING PROPERLY, SO I INVESTIGATED ONLINE TO FIND OUT IF IT WAS A COMMON FAILURE. WHAT I FOUND OUT WAS THAT THE SYRUP SMELL AND OILY CONDENSATION WAS MOST LIKELY DUE TO A LEAKY HEATER CORE. I TOOK THE VEHICLE TO A LOCAL MECHANIC WHO FOUND THAT THE O-RING SEALS FOR THE HEATER CORE WERE FAILING. THEY PRESSURED TESTED THE CORE TO BE SURE IT WAS NOT FAILING ALSO. THE OLD PARTS ARE NOT AVAILABLE. THE DEFROSTER WAS NOT RELATED AND ONLY SPARKED MY INVESTIGATION INTO THE OILY CONDENSATION. *JB
- Crash:
- No
- Fire:
- No
- Injuries:
- 0
- Deaths:
- 0
- #10141349October 31, 2005VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:HEATER CORE
FOG AND MIST ON THE INSIDE OF THE WINDSHIELD. COOLANT LEVELS DROPPED AND REFILLS WERE REQUIRED, FOLLOWED BY A PROBLEM IN THE AUTOMATIC TRANSMISSION SHIFTING AND FINALLY A CHECK ENGINE LIGHT WARNING. MECHANIC FOUND THAT THE AUTOMATIC TRANSMISSION RELAY HAD BEEN DAMAGED BY COOLANT LEAKING ONTO THE ECU FROM THE HEATER CORE. COOLANT WAS ALSO FOUND TO HAVE LEAKED UNDER THE PASSENGER SIDE CARPETING. *JB
- Crash:
- No
- Fire:
- No
- Injuries:
- 0
- Deaths:
- 0
- #10141241October 30, 2005VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:HEATER CORE
NOTICED SMELL OF ANTIFREEZE IN THE PASSENGER COMPARTMENT. FRONT WINDSHIELD FOGS UP AFTER CAR IS DRIVEN AND THE MOTOR IS TURNED OFF. WIPING OFF THE MOISTURE IS THE ONLY WAY TO REMOVE IT. READ ABOUT THE HEATER CORE PROBLEMS ON THE WEB AND TOOK THE CAR IN TO BE REPAIRED FOR THIS SPECIFIC PROBLEM. CORE SEALS WERE REPLACED OCT 2003, THE FIRST REPAIR, BUT SMELL OF COOLANT REMAINED. TWO ADDITIONAL ATTEMPTS AT REPAIR WERE MADE, INCLUDING "CLEANING" OF THE CORE, BUT SMELL REMAINS TO THIS DAY. *NM
- Crash:
- No
- Fire:
- No
- Injuries:
- 0
- Deaths:
- 0
- #10140531October 23, 2005VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:HEATER CORE
VEHICLE IS 2001 DIAMANTE LS WITH 72,000 VIN # [XXX]. DEFROSTER NOT WORKING PROPERLY WINDOW FOG SMELL OF ANTIFREEZE AND PUDDLE OF ANTIFREEZE UNDER PASSENGER RUG. HAVE ESTIMATE OF $800 TO FIX. *NM UPDATED 07/18/2012 *JS INFORMATION REDACTED PURSUANT TO THE FREEDOM OF INFORMATION ACT (FOIA), 5 U.S.C. 552(B)(6)
- Crash:
- No
- Fire:
- No
- Injuries:
- 0
- Deaths:
- 0
- #10140320October 20, 2005VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:HEATER CORE
I HAVE A 2001 MITSUBISHI DIAMANTE LS THAT REQUIRES I REPLACE THE HEATER CORE, THIS HAS BEEN A PROBLEM SINCE I PURCHASED THIS VEHICLE. I ALSO OWNED A 1998 DIAMANTE LS WITH THE SAME PROBLEM. *JB
- Crash:
- No
- Fire:
- No
- Injuries:
- 0
- Deaths:
- 0
- #10139806October 15, 2005VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:HEATER CORE
I CURRENTLY HAVE WHAT IS DESCRIBED TO BE A "HEATER CORE FAILURE" IN MY 2000 MITSUBISHI DIAMANTE. I HAVE BEEN MADE AWARE THAT THIS ISSUE IS FAIRLY COMMON AMONGST DIAMANTES. ANY TIME I TURN ON THE HEATER, MY AUTOMOBILE IS FILLED WITH A NOXIOUS ODOR THAT I'M LEAD TO BELIEVE MIGHT BE DETRIMENTAL TO MY HEALTH. I AM ALSO UNABLE TO DEFROST MY WINDOWS BECAUSE OF THIS PROBLEM. THIS CAUSES A DANGEROUS DRIVING CONDITION AS I'M FORCED TO CONSTANTLY WIPE THE WINDSHIELD WITH A PAPER TOWEL.*JB
- Crash:
- No
- Fire:
- No
- Injuries:
- 0
- Deaths:
- 0
- #10139382October 11, 2005VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:HEATER CORE, POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM)
VEHICLE CHECK ENGINE LIGHT CAME ON AND LOCKED INTO THIRD GEAR. NOTICED SMELL OF COOLANT INSIDE DRIVERS COMPARTMENT AND HAZING OF THE WINDSHIELD. BROUGHT VEHICLE TO DEALER TO HAVE PROBLEM IMPROPERLY DIAGNOSED AND HAD TO HAVE IT RE-TESTED TWO WEEKS LATER. HEATER CORE LEAKAGE HAS CAUSED DAMAGE TO THE ECU AND NOW BOTH HAVE TO BE REPLACED. TOTAL COST OF REPAIR FOR BOTH WAS $3,357.62. COOLANT FUMES ARE VERY TOXIC AND CAUSE A SIGNIFICANT HEALTH RISK AND ECU FAILURE COULD EASILY RESULT IN A VERY SERIOUS ACCIDENT ON THE HIGHWAY OR ELSEWHERE. THE "FOGGING" OF THE WINDSHIELD IS A VISIBILITY HAZARD AS WELL CAUSED BY THE HOT COOLANT IN THE DEFROST VENTS. *JB
- Crash:
- No
- Fire:
- No
- Injuries:
- 0
- Deaths:
- 0
- #10138663October 5, 2005ENGINE AND ENGINE COOLING:ENGINE
HEATER CORE (AND POSSIBLE EFFECT ON TRANSMISSION ISSUES) GOING UP BEFORE ITS TIME (AND THIS KNOWN TO BE A PROBLEM ON THE DIAMANTES FOR OVER 3 YEARS OF THE MODEL) AND CAUSING ANTIFREEZE FUMES AND SMOKE TO FILL MY CAR FOR MONTHS UNNOTICED EXPOSING MY FAMILY AND SELF TO NAUSEOUSNESS, HEADACHES, NOT TO MENTION EXPENSE OF REPAIR ON A RELATIVELY NEW VEHICLE. *NM
- Crash:
- No
- Fire:
- No
- Injuries:
- 3
- Deaths:
- 0
- #10138452October 4, 2005ENGINE AND ENGINE COOLING
SMELL OF ANTI FREEZE 3 MONTHS AGO WHILE HEATER WAS RUNNING. WINDOWS STARTING TO FOG AND UNABLE TO DEFROST/DEFOG. WILL HAVE TO SCHEDULE A REPAIR WITH THE DEALER. THIS IS A MAJOR SAFETY CONCERN AS COOLANT VAPOR IS TOXIC TO BREATHE AND ELECTRICAL CONTROL COMPONENTS TO ENGINE MAY BE DAMAGED IF LEAKING INTO ELECTRICAL CONNECTIONS OR DEVICES; TRACTION CONTROL AND THROTTLE CONTROL BEING THE MOST DANGEROUS AND POSSIBLY FATALITY CAUSING. *JB
- Crash:
- No
- Fire:
- No
- Injuries:
- 2
- Deaths:
- 0
- #10138419October 3, 2005VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:HEATER CORE
CAR SMELLED OF SYRUP WHEN THE HEAT WAS ON AND SMOKE CAME FROM THE VENTS. AFTER BREAKING DOWN, I WAS TOLD BY THE DEALERSHIP THAT THE O RINGS/HEATER CORE NEEDED TO BE REPLACED WHICH COST ME $850.00.. *JB
- Crash:
- No
- Fire:
- No
- Injuries:
- 0
- Deaths:
- 0
- #10137295September 22, 2005SERVICE BRAKES, HYDRAULIC
WHEN BRAKES APPLIED THE CAR SHAKES SO BAD YOU CAN'T CONTROL IT. BRAKES WERE WORKED ON BY MITSUBISHI 3 TIMES THEN REPLACED BRAKES AND THEY ARE BAD AGAIN. *JB
- Crash:
- No
- Fire:
- No
- Injuries:
- 0
- Deaths:
- 0
- #10137204September 21, 2005STRUCTURE
THE PAINT ON THE ROOF AND TRUNK DECK OF MY 1997 DIAMANTE IS FADING WITH WHITE PATCHES. THE HOOD AND BODY PAINT LOOKS GOOD AS NEW. I WAXED MY VEHICLE AT LEAST 3 TIMES A YEAR. IS THIS A DEFECT FROM THE FACTORY I HAVE NOTICE SEVERAL SIMILAR MODELS WITH THE SAME PROBLEM. WHAT SHOULD I DO ABOUT THE PROBLEM? *JB
- Crash:
- No
- Fire:
- No
- Injuries:
- 0
- Deaths:
- 0
- #10135458September 6, 2005VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:HEATER CORE
THE HEATER CORE HAS DEVELOPED A LEAK THAT ALLOWS ANTI-FREEZE TO ENTER AND COLLECT ON THE INSIDE FLOOR OF THE PASSENGER COMPARTMENT. THIS MOISTURE INSIDE THE VEHICLE MAKES IT IMPOSSIBLE TO CLEAR THE WINDSHIELD WITH THE DEFROSTER, MAKING FOR A RATHER DANGEROUS EXPERIENCE. THIS IS ON A 2002 MITSUBISHI DIAMANTE WITH FAIRLY LOW MILES. I'VE OWNED A LARGE NUMBER OF VEHICLES IN MY LIKE AND THIS IS THE FIRST TIME A HEATER CORE HAS EVER FAILED. *NM
- Crash:
- No
- Fire:
- No
- Injuries:
- 0
- Deaths:
- 0
- #10135134September 1, 2005VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:HEATER CORE
THE HEATER CORE HAS FAILED FOR THE SECOND TIME. I PURCHASED THE CAR FROM A DEALER WITH 54,000 MILES ON IT AND AFTER 500 MILES THE HEATERCORE IS FRIED. THE WORST PART IS THAT WHEN I WENT TO THE MITSUBISHI DEALERSHIP TO GET MY REMOTE REPROGRAMMED I GOT THE PRINTOUT OF ALL THE PREVIOUS SERVICE THAT WAS DONE ON IT. THE HEATER CORE WAS ALREADY REPLACED AT 24,000 MILES!!! DOES THIS MEAN THAT I WILL HAVE TO SPEND AROUND $1,000 EVERY 25K MILES THAT I DRIVE THE CAR??? MITSUBISHI, PLEASE ADDRESS THIS PROBLEM! REGARDING TO THE PROBLEM ITSELF... I GOT ALL THE USUAL SYMPTOMS - THE WINDSHIELD WAS FOGGING UP, THERE WAS A STRONG SMELL OF THE ANTIFREEZE IN THE CAR AND NOW THERE'S A POOL OF ANTIFREEZE BY THE PASSENGER'S SEAT. THIS CANNOT BE GOOD FOR MY RESPIRATORY SYSTEM... ANTIFREEZE IS A POISON. I'VE HAD SOME PROBLEMS WITH MY LUNGS BEFORE AND IF IT GETS WORSE AFTER THIS PROBLEM, MITSUBISHI WILL LOOK AT A HUGE LAWSUIT. *NM
- Crash:
- No
- Fire:
- No
- Injuries:
- 0
- Deaths:
- 0
- #10134765August 30, 2005VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:HEATER CORE
COOLANT FROM FAILED O-RINGS IN HEATER CORE CAUSED WINDOWS TO FOG OVER WHILE DRIVING. *NM
- Crash:
- No
- Fire:
- No
- Injuries:
- 0
- Deaths:
- 0
- #10134166August 25, 2005EQUIPMENT
WHEN I APPLY THE BRAKES, THE CAR SHAKES AND JERKS UNCONTROLLABLY. I HAVE HAD WORK DONE ON THE ROTORS AS WELL AS THE BRAKES. I HAVE LESS THAN 20K MILES ON THE CAR. IT IS HIGHLY UNUSUAL TO HAVE 4 WARPED ROTORS WITHOUT SOME TYPE OF MANUFACTURING DEFECT.
- Crash:
- No
- Fire:
- No
- Injuries:
- 0
- Deaths:
- 0