Mitsubishi Diamante Complaints (2003)
56 consumer complaints on file.
- #10207934November 5, 2007ENGINE AND ENGINE COOLING
2003 DIAMANTE ISSUES. STARTED SMELLING A SYRUPY TYPE SMELL, COOLANT SMELL THROUGHOUT THE CABIN AND HAD FUMES ESCAPING THROUGH THE VENT IN THE CAR. COOLANT LEVEL DROPPING WITH NO VISIBLE SIGNS ON THE GROUND. LOOKS TO BE THE HEATER CORE. NOTHING HAS BEEN DONE YET. SEEN MULTIPLE COMPLAINTS REGARDING THE SAME ISSUE AND ON THIS SITE. WONDERING WHY SO MANY COMPLAINTS HAVE BEEN SENT, BUT NOTHING DONE YET? *TR
- Crash:
- No
- Fire:
- No
- Injuries:
- 0
- Deaths:
- 0
- #10204227September 26, 2007EQUIPMENT:APPLIANCE:AIR CONDITIONER, VISIBILITY
HEATER CORE (AND A/C CONDENSATE) LEAKS INTO PASSENGER COMPARTMENT CAUSING WINDOW TO "FOG UP". THIS COULD BE VERY DANGEROUS AS IT IMPAIRS THE DRIVERS SIGHT. *TR
- Crash:
- No
- Fire:
- No
- Injuries:
- 0
- Deaths:
- 0
- #10199542August 14, 2007VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:HEATER CORE
REGULAR USE. FAILURE CAUSES AN ODOR INSIDE THE VEHICLE AND A FILM WHICH INHIBITS VISIBILITY ON THE WINDSHIELD. *TR
- Crash:
- No
- Fire:
- No
- Injuries:
- 0
- Deaths:
- 0
- #10196444July 16, 2007STRUCTURE, VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:HEATER CORE
FOR THE PAST TWO YEARS OUR CAR HAS HAD A VERY PUNGENT FOWL SMELLING ODOR WHEN THE AIR CONDITIONER OR HEATER IS ENGAGED THAT HAS GOTTEN PROGRESSIVELY WORSE. I TOOK THE CAR FOR REPAIRS PRIOR TO THE TERMINATION OF THE WARRANTY AND WAS TOLD (BY THE DEALERSHIP) THAT THEY DID NOT NOTICE A SMELL, AND THERE WAS NO PROBLEM. SIX MOTHS AGO THE CAR BEGAN TO RUN HOT AND I TOOK THE CAR TO OUR NEIGHBORHOOD MECHANIC. UNDER PRESSURE HE NOTICED A SMALL LEAK IN THE COOLANT PIPING AND REPLACED A SECTION OF PIPE ($150.00). I ASKED IF THIS COULD BE CAUSING THE ODOR (AS MENTIONED EARLIER AND HE STATED MAYBE, OR IT COULD BE THE HEATER CORE).WITHIN THE PAST TWO WEEKS THE 'CHECK ENGINE SOON' LIGHT HAS COME ON AND UPON CHECKING THE MESSAGE AND INSPECTION OF MY CAR I'VE BEEN TOLD THE HEATER CORE NEEDS TO BE REPLACED. MY NEIGHBORHOOD MECHANIC WAS AT A LOSS BECAUSE TOLD ME IT WAS VERY ODD FOR THE HEATER CORE TO FAIL SO EARLY IN A CAR. I'VE CHECKED THE INTERNET AND HAVE COME ACROSS HUNDREDS OF PEOPLE IN THE SAME SITUATION (WITH MITSUBISHI'S). I AM VERY UPSET WITH THE FACT THAT THE MITSUBISHI DEALER MAY HAVE LIED TO ME (WHEN THE CAR WAS UNDER WARRANTY). I ASKED FOR MULTIPLE ITEMS TO BE FIXED (UNDER WARRANTY) AND THEY REFUTED EVERY REQUEST. THE HEATER CORE WILL BE REPLACED WITHIN TWO WEEKS. *TR
- Crash:
- No
- Fire:
- No
- Injuries:
- 0
- Deaths:
- 0
- #10195947July 10, 2007ENGINE AND ENGINE COOLING:COOLING SYSTEM
MAPLE SYRUP SMELL FROM AIR VENTS THEN CAR STARTED TO OVERHEAT HEATERCORE FAILURE, ANTIFREEZE IN FLOORBOARDS ON WINDSHIELD AND COMING THROUGH AIR VENTS. A NEW HEATERCORE INSTALLED VERY COSTLY HAD TO DO WORK MYSELF BECAUSE WARRANTY EXPIRED. HAD TO SHAMPOO CARPETS AND BUY NEW FLOORMATS BECAUSE THE ANITFREEZE RUINED THEM. AFTER READING MANY COMPLAINTS YOU WOULD THINK THAT A RECALL WOULD BE MADE. JUST BECAUSE NO DEATHS THE CONSUMER SHOULD SUFFER. WHAT ABOUT THE MONEY THAT IT TOOK TO MAKE THE REPAIR. THAT WAS MONEY TAKEN FROM MY FAMILY THAT WE USE TO FEED US AND HAVE SHELTER. COME ON YOU HAVE TO AUTHORITY TO DO SOMETHING SO WHY DON'T YOU. *TR
- Crash:
- No
- Fire:
- No
- Injuries:
- 0
- Deaths:
- 0
- #10193641June 18, 2007ENGINE AND ENGINE COOLING:COOLING SYSTEM:HOSES/LINES/PIPING/FITTINGS
FIRST THE WINDSHIELD ON THE MITSUBISHI DIAMANTE 2003 LS FOGGED UP, LATER FUMES STARTED TO COME OUT OF THE VENTS. ALSO, NOTICED DAMP CARPET ON FRONT PASSENGER SIDE. CLOSE INSPECTION INDICATED COOLENT WAS LEAKING ON THE CARPET. *AK I TOOK THE CAR TO LOCAL DEALERSHIP FOR REPAIRS. SERVICE TECHNICIAN AT THE DEALERSHIP DIAGOSED THE PROBLEM WITH HEATER CORE AND THE HOSE CONNECTING TO THE HEATING SYSTEM FAULTY. COOLENT FUMES ARE TOXIC AND CAN CAUSE SEVERE INJURY. I AM HOPING THAT NHTSA WILL TAKE ACTION AND MITSUBHI WILL REIMBURSE ME AND OTHERS FOR THE CHARGES TO REPLACE FAULTY EQUIPMENT.
- Crash:
- No
- Fire:
- No
- Injuries:
- 0
- Deaths:
- 0
- #10187209April 6, 2007VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:HEATER CORE
I NOTICED THE SMELL OF MAPLE SYRUP ABOUT TWO WEEKS AGO. TODAY, THE INSIDE WINDSHIELD AND SIDE WINDOWS OF THE DIAMANTE FOGGED UP WITH A GREASE FILM THAT WOULD NOT CLEAR. I WENT TO MY LOCAL MOBILE 1 AND HAD THE COOLANT SYSTEM FLUSHED. WHEN I DROVE OFF IT WAS ACTUALLY WORSE. IT GOT TO THE POINT THAT I COULD NOT SEE. I HAVE SUFFERED SEVERE HEADACHES FOR THE LAST TWO WEEKS AS WELL AS NAUSEA. I IMMEDIATELY DROVE TO MY MITSUBISHI DEALER. AFTER ANALYSIS, IT WAS DETERMINED THAT THE HEATER CORE WENT OUT. AS WELL, AN OIL LEAK HAD FORMED AND THE TIMING BELT WAS GOING BAD. THEY SAID THAT COOLANT WAS LEAKING IN THE RIGHT PASSENGER FLOOR , I FELT IT AND NEVER ONCE DID IT FEEL DAMP, AND THEY NEEDED TO CLEAN THE CARPET AND REPLACE THE FLUX FOR $237.00. THE COST TO REPAIR THE HEATER CORE AND OIL LEAK, $1300.00. THE TIMING BELT REPAIR IS $700.00. THANK GOD I BOUGHT THE EXTENDED WARRANTY. ALL BUT THE TIMING BELT IS COVERED WITH A $100.00 DEDUCTIBLE. I ONLY HAVE 63,000 MILES ON THIS CAR. THIS IS MY FOURTH MITSUBISHI AND MAY POSSIBLY BE MY LAST, ESPECIALLY IF MY HEALTH IS JEOPARDIZED. *AK
- Crash:
- No
- Fire:
- No
- Injuries:
- 0
- Deaths:
- 0
- #10186639March 31, 2007ENGINE AND ENGINE COOLING:COOLING SYSTEM, VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:HEATER CORE
2003 MITSUBISHI DIAMANTE COOLANT LEAK INSIDE THE CAR. STEAM FOGGING THE WINDOWS AND STRONG CHEMICAL ODOR LEAVING RESIDUE ON WINDOWS. QUOTED $1000 TO REPAIR, THEY SAY IT NEEDS A NEW HEATER CORE. IT MAY NOT BE THE HEATER CORE, BUT JUST SEALS. I HAVE BYPASSED THE HEATER HOSES AND FORTUNATELY LIVE IN A WARM AREA. *JB
- Crash:
- No
- Fire:
- No
- Injuries:
- 0
- Deaths:
- 0
- #10186110March 25, 2007VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:HEATER CORE
CAR SMELLS LIKE COOLANT. WINDOWS WON'T CLEAR UP WHILE IM DRIVING. VERY FOGGY. IT HAPPENED WHEN THE HEATERWAS NEEDED. THE ODOR WAS MAKING ME NAUSEOUS AND SICK. DEALER SAID I NEEDED A NEW HEATER CORE AT 20,000 MILES. *AK
- Crash:
- No
- Fire:
- No
- Injuries:
- 0
- Deaths:
- 0
- #10183423February 25, 2007VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:HEATER CORE
THE CAR ONLY HAS 63,000 MILES. AN ANTIFREEZE ODOR WAS NOTICED INITIALLY AND BEGAN TO INTENSIFY WITH TIME. WHEN THE DEFROSTER IS RUNNING THE WINDSHIELD WILL FOG UP AND THE ANTI-FREEZE SMELL IS SO INTENSE THAT IT NAUSEATES MY WIFE AND KIDS. I HAVE ALSO NOTICED THAT THE CARPET ON THE PASSENGER SIDE IS DAMP. IT APPEARS THAT THIS IS A VERY COMMON PROBLEM WITH THE DIAMANTE DUE TO A FAILURE WITH THE HEATER CORE AND ITS CONNECTIONS. *JB
- Crash:
- No
- Fire:
- No
- Injuries:
- 0
- Deaths:
- 0
- #10182514February 13, 2007VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:HEATER CORE
I NOTICED THAT THE WINDSHIELD WAS FOGGED, AND THE DEFROSTER WOULD NOT CLEAR THE FOG. BLAMED IT ON THE HUMID FLORIDA WEATHER UNTIL ONE EVENING I WAS DRIVING HOME FROM WORK AND ALL OF MY WINDOWS WERE FOGGED. HAD TO KEEP WIPING THE WINDOWS WITH MY HAND IN ORDER TO SEE OUT THE WINDOW. TOOK THE CAR TO TO BE CHECKED, AND IT WAS THE HEATER CORE. THIS CAR IS TOO NEW FOR THE HEATER CORE TO HAVE GONE BAD. *NM
- Crash:
- No
- Fire:
- No
- Injuries:
- 0
- Deaths:
- 0
- #10182516February 13, 2007ELECTRICAL SYSTEM
VARIOUS INTERMITTENT FAILURES TO INCLUDE, CAR LOCKING ON ITS OWN, HEADLIGHTS NOT GOING OUT WHEN CAR IS TURNED OFF, CAR NOT DINGING WHEN KEYS LEFT IN IGNITION, AND WINDOW FUSE BEING BLOWN WHEN WINDOWS ARE NOT BEING RAISED OR LOWERED. HAVE TAKEN CAR TO DEALER AND AN ELECTRICAL SPECIALIST. BOTH HAVE SAID THEY CAN'T FIX IT SINCE THE PROBLEM IS INTERMITTENT. *NM
- Crash:
- No
- Fire:
- No
- Injuries:
- 0
- Deaths:
- 0
- #10182117February 9, 2007VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:HEATER CORE
HEATER CORE ISSUE WITH MITSUBISHI DIAMANTE 2003 SUMMARY: NOTICE CONSISTENT AND VERY NOTICEABLE FOUL ODOR WHEN HEATER IS ON. . FOGGING OF FRONT WINDSHIELD. HAVE HAD THIS PROBLEM IDENTIFIED AS CONSISTENT WITH HEATER CORES ISSUES BY OTHER DIAMANTE OWNERS WHO HAVE HAD THEIR CAR SERVICED AT A MITSUBISHI DEALER. HAVE NOT REPLACED ANYTHING YET BECAUSE THE PARTS AND LABOR QUOTES HAVE BEEN ANYWHERE FROM $600-$1000. CAR HAS 36,000 MILES ON IT. *NM
- Crash:
- No
- Fire:
- No
- Injuries:
- 0
- Deaths:
- 0
- #10180963January 29, 2007ENGINE AND ENGINE COOLING
ON FRIDAY, JAN 19, 2007, I WENT TO MY 2003 MITSUBISHI DIAMANTE VRX AFTER WORK TO GO HOME. WHEN I GOT TO IT, ALL WINDOWS WERE TOTALLY FOGGED OVER, WHICH IS ABNORMAL. WITH HIGH HEAT, I WAS ABLE TO CLEAR A PORTION OF THE WINDSHIELD, RELYING ON A PAPER TOWEL TO CLEAR THE REMAINDER. I PARKED THE VEHICLE FOR ABOUT 2 HOURS AFTER ARRIVING AT HOME AND HAD TO RELY ON PAPER TOWELS TO CLEAR THE WINDSHIELD ONCE AGAIN. THIS TIME, I NOTICED A DISTINCT ANTIFREEZE SMELL. THE FOLLOWING DAY, THE SUNLIGHT SHOWED THE FILM TO BE OF A GREEN COLOR. AT THIS TIME, I REALIZED THAT THE WINDOWS WEREN'T FOGGY, BUT IT SEEMED THAT ANTIFREEZE VAPORS WERE BLOWING INTO MY CAR. AFTER SOME RESEARCH ON THE DIAMANTE OWNERS' GROUP WEBSITE, IT WAS EVIDENT THAT THE HEATER CORE OR O-RINGS WERE CAUSING THIS. I TOOK THE VEHICLE TO LAWSON MITSUBISHI, WHERE IT IS BEING REPAIRED. THIS IS SOMETHING THAT HAPPENED WITH LITTLE IDENTIFIABLE WARNING. HAD THIS HAPPENED ON THE ROAD, AN ACCIDENT WOULD HAVE SURELY ENSUED. *NM
- Crash:
- No
- Fire:
- No
- Injuries:
- 0
- Deaths:
- 0
- #10172928November 8, 2006ENGINE AND ENGINE COOLING:COOLING SYSTEM, VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:HEATER CORE
2003 MITSUBISHI DIAMANTE WITH 65000 MILES. NOTICED FOG COMING OUT OF VENTS AROUND THE RADIO. IT SMELLED LIKE ANTI-FREEZE AND CREATED A FOG ON MY WINDOWS THAT WAS BAD ENOUGH TO RENDER THE CAR UNDRIVEABLE. I WAS ALSO GETTING AN ERROR MESSAGE OF P-1751. THIS REFERS TO A PROBLEM WITH THE TRANSMISSION RELAY CONTROL. I TOOK THE CAR TO A TRANSMISSION SHOP AND AFTER DIAGNOSING FOR TWO DAYS, THE MECHANIC TOLD ME THAT HE HAD DISCOVERED A LEAKING HEATER COIL THAT MAY OR MAY NOT HAVE DAMAGED THE PCM. WORST CASE SCENARIO, $1600. IT WILL AT LEAST COST $500, BEST CASE SCENARIO. I UNCOVERED NUMEROUS COMPLAINTS FROM DIAMANTE OWNERS WITH MODELS FROM A WIDE RANGE OF YEARS WHO WERE EXPERIENCING THE SAME PROBLEMS. THIS IS CRIMINAL NEGLIGENCE AND I PERSONALLY REQUEST AN INVESTIGATION TO RESEARCH HOW MISTUBISHI HAS BEEN GETTING AWAY WITH THIS, FOR SO LONG. THE SAME EXACT PROBLEMS ARE OCCURRING ON A FREQUENT BASIS. *JB
- Crash:
- No
- Fire:
- No
- Injuries:
- 0
- Deaths:
- 0
- #10166323August 23, 2006VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:HEATER CORE
2003 MITSUBISHI DIAMANTE LS 58,000 MILES. I NOTICED A 'MAPLE SYRUP' SMELL IN THE CABIN WHEN THE AIR CONDITIONER AND HEATER WERE RUNNING. I TOOK IT TO THE DEALERSHIP WHEN I BEGAN HAVING TRANSMISSION PROBLEMS AS WELL. NO TRANSMISSION PROBLEMS WERE FOUND, BUT THE DEALER ADVISED THAT THE HEATER CORE NEEDED TO BE REPLACED AT A COST OF OVER $1,000. THEY WILL NOT KNOW FOR SEVERAL DAYS IF THE LEAKY HEATER CORE HAS AFFECTED THE TRANSMISSION OR ENGINE CONTROLS. THE HEATER CORE WAS LEAKING POTENTIALLY TOXIC COOLANT INTO MY PASSENGER COMPARTMENT IN THE CAR. DEALER ADVISED ME THAT THEY EXPECT EVERY DIAMANTE FROM 1997-2003 WILL NEED THIS DUE TO A MANUFACTURER'S DEFECT. MITSUBISHI ALSO RELEASED A SERVICE BULLETIN TO ALL DEALERS REGARDING THIS PROBLEM. MITSUBISHI SHOULD BE FORCED TO RECALL THE VEHICLES, OTHERWISE AT LEAST ADVISE ALL OF THE OWNERS OF SAID VEHICLES THAT THE UNITS SHOULD BE REPLACED IN THE MAINTENANCE SCHEDULE. *JB
- Crash:
- No
- Fire:
- No
- Injuries:
- 0
- Deaths:
- 0
- #10165646August 16, 2006VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:HEATER CORE
MAKE : MITSUBISHI MODEL : DIAMANTE LS YEAR: 2003 JUST PURCHASED CAR FROM DEALER STATING CAR IN EXCELLENT MECHANICAL CONDITION. UPON DELIVERY OF CAR FROM TRANSPORTER, GOT IN THE CAR KNEW IMMEDIATELY THERE WAS FILM ON WINDOW AND COULD SMELL COOLANT IN THE AIR. TURNED CAR ON, STRONG SMELL OF COOLANT COMING THROUGH VENTS WITH COOLANT LEAKING ONTO PASSENGER FLOOR. TEXAS AUTO GROUP, THE SELLER, REFUSED TO ACCEPT RESPONSIBILITY DESPITE REPRESENTING CAR IN EXCELLENT MECHANICAL CONDITION. TOOK TO A MITSUBISHI REPAIR SERVICE AND HAD TO HAVE HEATER CORE REPLACED AT A COST OF $1167.92. THIS REPAIR SERVICE 40 MILES AWAY AND IT TOOK 7 DAYS TO COMPLETE. HAD TO HAVE CARPET AND CAR DETAILED TO GET RID OF COOLANT SMELL. RESEARCHED ON INTERNET AND FOUND OUT THIS IS A PROBLEM THAT HAS BEEN GOING ON SINCE 1998 WITH THESE HEATER CORES WITH MITSUBISHI VERY MUCH AWARE OF IT, AND OBVIOUSLY NOTHING HAS BEEN DONE TO CHANGE THIS PROBLEM. THIS CAR ONLY HAS 61145 MILES ON IT AND THERE IS NO EXCUSE FOR THIS IRRESPONSIBILITY OR COSTS TO THE CONSUMERS OF THESE CARS,INCLUDING PROPERTY DAMAGE AS WELL AS HEALTH RISKS TO THE CONSUMERS AS COOLANT IS TOXIC TO BREATH. MITSUBISHI SHOULD BE FORCED TO DO A RECALL AND REIMBURSE THEIR CUSTOMERS AS THEY HAVE KNOW OF THIS PROBLEM AND HAVE DONE NOTHING ABOUT IT. UPON RESEARCHING MORE, HAVE FOUND THAT SOME FOLKS HAVE HAD TO HAVE IT REPAIRED MORE THAN ONCE. THERE IS NOW STARTING TO SHOW COMPLAINTS OF THE 2003 MODELS. VERY UNHAPPY CONSUMER AND FEEL TAKEN ADVANTAGE OF AND HAVE NOW PAID MORE FOR THIS CAR THEN IT IS WORTH. HOPE THIS WILL HELP ANOTHER UNSUSPECTING CUSTOMER OF THE MITSUBISHI DIAMANTES. *NM
- Crash:
- No
- Fire:
- No
- Injuries:
- 0
- Deaths:
- 0
- #10160410June 22, 2006VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:HEATER CORE
I OWN A 2003 MITSUBISHI DIAMANTE VRX AND HAVE A BAD HEATER CORE AT 43,000 MILES. I HAVE READ ON THIS WEBSITE HTTP://WWW.DIAMANTEOWNERS.COM/FORUM/INDEX.PHP?SHOWTOPIC=3615&ST=60 THAT THE HEATER CORE IS LOCATED DIRECTLY ABOVE THE CAR'S COMPUTER. THIS IS EXTREMELY DANGEROUS AS LEAKING FLUIDS ONTO THE COMPUTER CAN CAUSE THE CAR TO MALFUNCTION AND CAUSE AN ACCIDENT. PERHAPS THIS SHOULD BE A RECALL? *JB
- Crash:
- No
- Fire:
- No
- Injuries:
- 0
- Deaths:
- 0
- #10156684May 3, 2006VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:HEATER CORE
HEATER CORE LEAKING CAUSING FUMES IN THE PASSENGER COMPARTMENT AND FOGGING OF THE WINDSHIELD. *NM
- Crash:
- No
- Fire:
- No
- Injuries:
- 0
- Deaths:
- 0
- #10155554April 17, 2006SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:DISC:ROTOR, SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP, EQUIPMENT
CAR SHAKES WHEN BRAKES ARE APPLIED. HAD BRAKES & ROTORS REPLACED AT 50,000 MILES. MECHANIC SAID ROTORS WERE TOO DAMAGED TO TURN. AFTER 6 MONTHS AND 20,000 MILES, THE CAR IS SHAKING AGAIN WHEN BRAKING. TOOK BACK TO MECHANIC, WHO CHECKED THE ROTORS AND SAID THEY NEED TO BE TURNED. I OWN A 1998 MITSUBISHI DIAMANTE, AND THAT CAR DOES NOT NEED THE ROTORS REPLACED EVERY TIME I REPLACE THE BRAKE PADS. MY DRIVING IS MOSTLY HIGHWAY, SO I DON'T USE THESE BRAKES MUCH. *JB
- Crash:
- No
- Fire:
- No
- Injuries:
- 0
- Deaths:
- 0