1998 MITSUBISHI DIAMANTE Problems & Recalls
Detailed safety information and owner complaints
Problem Breakdown
Compare to Other Years
Common Problems
THE HEATER CORE HAS FAILED (ONCE AGAIN) I AM NOT SURE OF ANY COMPANY THAT HAS REALEASED THEIR CARS WITH SUCH A MAJOR FAILURE WITHOUT TAKING SOME KIND OF RESPONSIBILITY TO RECALL THIS ITEM IN THE CAR. NEARLY ALL OF THE HEATER CORES FROM MITSUBISHI DIAMANTES THAT I HAVE SEEN ARE ALL BAD. LEAKS ONTO TH...
Mileage: 171,000
WE JUST CLEARED CANADIAN CUSTOMS AT BLAINE WA, PACIFIC CROSSING, AND WERE ACCELERATING TO SPEED LIMIT ON I 5 FREEWAY WHEN THE CAR ACCELERATED TO NEAR 100 MILES AN HOUR. THE TACH AT SOME POINT WAS 7500 AND INCREASING. THE ACCELERATOR WAS STUCK AND EVENTUALLY WE WERE ABLE TO GET TO THE EMERGENCY LAN...
Mileage: 31,385
THIS IS THE SECOND TIME THE HEATER CORE HAS STARTED TO LEAK. IT WAS REPLACED 40K MILES AGO AND I WAS CHARGED $ 1,000 FOR REPAIR COSTS. HAVING RESEARCHED THIS, IT IS DUE TO FAULTY HEATER CORE GASKETS WHICH MITSUBISHI REPLACED THE DEFECTIVE GASKETS WITH A REDESIGNED ONE. THE CAR IS UNDRIVABLE DUE...
Mileage: 132,000
WILL NOT PASS EMISSION THERE ARE NO READINESS CODES STORED IN COMPUTER. *TR
Mileage: 900,000
EVERYTIME THE HEATER IS SWITCHED ON, I CAN FEEL A WEIRD SMELL WHICH WILL LAST FOR ABOUT 10 MINS. THIS SMELL SEEMS LIKE SUFFOCATING AND HAVE TO OPEN THE WINDOWS FOR THE FRESH AIR TO ENTER. THERE IS SOME KIND OF LEAK IN THE ENGINE COMPARTMENT, I AM NOT SURE WHERE THE LEAK IS FROM. I AM BIT WORRIED ABT...
FAILURE OF HEATER CORE GASKETS RESULTING IN FUMES INSIDE THE CAR FROM ANTI-FREEZE; THIS IS THE 2ND TIME THIS HAS HAPPENED WITH THIS VEHICLE IN THE LAST 35,000 MILES AND THE REPAIR LABOR IS ESTIMATED AT 6 HOURS, WHICH IS AROUND $1,000. *JB
Mileage: 131,000
1998 MITSUBISHI DIAMANTE HEATER CORE LEAKING FOGGING WINDSHIELD DURING FREEWAY TRAVEL. HAZARD TO HEALTH WITH WHILE OPERATION AUTO. *NM
Mileage: 74,000
WHILE DRIVING CONSUMER SMELLED A BAD ODOR COMING FROM THE HEATER CORE. HEATER SYSTEM WAS LEAKING COOLANT. THIS HAPPENED THREE TIMES. THE SEAL HAD TO BE REPLACED. *AK THE VEHICLE'S HEATER CORE AND REFRIGERANT WERE REPLACED. *NM
Mileage: 50,000
WINDOWS FOG UP AND CANNOT BE CLEARED BY THE DEFROSTER. VERY STRONG SMELL OF ANTI-FREEZE INSIDE THE CAR. SMOKEY VAPORS COME OUT OF THE HEATING VENTS. I'M HAVING DIFFICULTY BREATHING WHILE DRIVING MY CAR, AND BELIEVE THE CAUSE OF MY NAUSEA AND HEADACHE IS DUE TO BREATHING ANTI-FREEZE VAPORS. STAIN ON ...
Mileage: 78,000
I OWN A PREOWNED 1998 MISTUBISHI DIAMANTE LS. WHEN THE CLIMATE CONTROL, PARTICULARLY THE HEATER IS ENGAGED, THE SMELL OF ANTI-FREEZE BECOMES QUITE APPARENT. DEALER CLAIMED 2 YEARS AGO WHEN I BOUGHT IT THAT IT WAS THE SMELL OF THE CHEMICALS USED TO CLEAN THE CAR DURING "MAKE-READY." ETHYLEN GLYCOL...
Mileage: 58,000
I OWN A PREOWNED 1998 MISTUBISHI DIAMANTE LS. WHEN THE CLIMATE CONTROL, PARTICULARLY THE HEATER IS ENGAGED, THE SMELL OF ANTI-FREEZE BECOMES QUITE APPARENT. DEALER CLAIMED 2 YEARS AGO WHEN I BOUGHT IT THAT IT WAS THE SMELL OF THE CHEMICALS USED TO CLEAN THE CAR DURING "MAKE-READY." ETHYLEN GLYCOL...
Mileage: 58,000
I OWN A PREOWNED 1998 MISTUBISHI DIAMANTE LS. WHEN THE CLIMATE CONTROL, PARTICULARLY THE HEATER IS ENGAGED, THE SMELL OF ANTI-FREEZE BECOMES QUITE APPARENT. DEALER CLAIMED 2 YEARS AGO WHEN I BOUGHT IT THAT IT WAS THE SMELL OF THE CHEMICALS USED TO CLEAN THE CAR DURING "MAKE-READY." ETHYLEN GLYCOL...
Mileage: 58,000
I OWN A PREOWNED 1998 MISTUBISHI DIAMANTE LS. WHEN THE CLIMATE CONTROL, PARTICULARLY THE HEATER IS ENGAGED, THE SMELL OF ANTI-FREEZE BECOMES QUITE APPARENT. DEALER CLAIMED 2 YEARS AGO WHEN I BOUGHT IT THAT IT WAS THE SMELL OF THE CHEMICALS USED TO CLEAN THE CAR DURING "MAKE-READY." ETHYLEN GLYCOL...
Mileage: 58,000
I OWN A PREOWNED 1998 MISTUBISHI DIAMANTE LS. WHEN THE CLIMATE CONTROL, PARTICULARLY THE HEATER IS ENGAGED, THE SMELL OF ANTI-FREEZE BECOMES QUITE APPARENT. DEALER CLAIMED 2 YEARS AGO WHEN I BOUGHT IT THAT IT WAS THE SMELL OF THE CHEMICALS USED TO CLEAN THE CAR DURING "MAKE-READY." ETHYLEN GLYCOL...
Mileage: 58,000
1998 MITSUBISHI DIAMANTE. COOLANT LEAK FROM HEATER CORE O RING FAILURE. COOLANT LEAKING INTO PASSENGER COMPARTMENT CAUSING EYE AND THROAT IRRITATION, FOGGING OF WINDOWS CAUSING POOR VISIBILITY. LEAKING ONTO KEY CAR ELECTRONICS WHICH COULD CAUSE OTHER CAR COMPONENTS TO FAIL WITHOUT WARNING. HEAT...
Mileage: 56,231
HEATER CORE PROBLEM. WINDOWS STARTED TO FOG UP AND VERY STRONG SMOKE TYPE ORDER FROM THE VENTS. COMPUTER WAS COVERED WITH BROWN BURNT SUBSTANCE.*AK
Mileage: 52,300
THIS IS THE SECOND TIME SINCE DECEMBER 2003 THAT THE ACCELERATOR STUCK WHILE IN REVERSE AND THE BRAKES FAILED, CAUSING PROPERTY DAMAGE AND INJURIES. THIS IS VERY DANGEROUS AND I THANK GOD THAT NO LITTLE KIDS WERE KILLED!!! THE FIRST TIME IT HAPPENED I CALLED MITSUBISHI AND REPORTED THE PROBLEM AND N...
THIS IS A MITSUBISHI DIAMANTE 1998 ES. I'M EXPERIENCING PUNGENT SMELL OF ANTI-FREEZE INSIDE THE CAR AS SOON AS I TURN ON HEATING. THE DEALER I GOT THE PREOWNED CAR FROM WON'T FIX THE PROBLEM UNLESS I CAN SHOW THEM THE LEAK IN HEATER CORE. ANTI-FREEZE CONTAINS ETHYLENE GLYCON AND THE FUMES ARE HIGHLY...
Mileage: 91,000
REAR PASSENGER SIDE SHOULDER BELT BUCKLE COULD NOT BE UNLATCHED. THIS CAUSED CHILD TO BE LOCKED IN THE SEAT BELT AND UNABLE TO MOVE. SEAT BELT HAD TO BE CUT NEAR THE WAISTLINE AREA TO FREE THE CHILD. *AK *NLM
Mileage: 69,500
KUMHO 716 HP4 P215-60-16 94H DOT # 4TL1-YP71-2501 H-RATED TIRES WERE NOT THE CORRECT RATING THAT WAS SUPPOSED TO BE PUT ON VEHICLE. CONTACTED DEALER WHO WAS NOT WILLING TO DO ANYTHING.*AK CONSUMER ALSO STATES THAT CD PLAYER IS INOPERATIVE, NO RADIO CODE STORED, ARMREST COMPARTMENT HOOK LOCK BROKEN,...
KUMHO 716 HP4 P215-60-16 94H DOT # 4TL1-YP71-2501 H-RATED TIRES WERE NOT THE CORRECT RATING THAT WAS SUPPOSED TO BE PUT ON VEHICLE. CONTACTED DEALER WHO WAS NOT WILLING TO DO ANYTHING.*AK CONSUMER ALSO STATES THAT CD PLAYER IS INOPERATIVE, NO RADIO CODE STORED, ARMREST COMPARTMENT HOOK LOCK BROKEN,...
KUMHO 716 HP4 P215-60-16 94H DOT # 4TL1-YP71-2501 H-RATED TIRES WERE NOT THE CORRECT RATING THAT WAS SUPPOSED TO BE PUT ON VEHICLE. CONTACTED DEALER WHO WAS NOT WILLING TO DO ANYTHING.*AK CONSUMER ALSO STATES THAT CD PLAYER IS INOPERATIVE, NO RADIO CODE STORED, ARMREST COMPARTMENT HOOK LOCK BROKEN,...
KUMHO 716 HP4 P215-60-16 94H DOT # 4TL1-YP71-2501 H-RATED TIRES WERE NOT THE CORRECT RATING THAT WAS SUPPOSED TO BE PUT ON VEHICLE. CONTACTED DEALER WHO WAS NOT WILLING TO DO ANYTHING.*AK CONSUMER ALSO STATES THAT CD PLAYER IS INOPERATIVE, NO RADIO CODE STORED, ARMREST COMPARTMENT HOOK LOCK BROKEN,...
KUMHO 716 HP4 P215-60-16 94H DOT # 4TL1-YP71-2501 H-RATED TIRES WERE NOT THE CORRECT RATING THAT WAS SUPPOSED TO BE PUT ON VEHICLE. CONTACTED DEALER WHO WAS NOT WILLING TO DO ANYTHING.*AK CONSUMER ALSO STATES THAT CD PLAYER IS INOPERATIVE, NO RADIO CODE STORED, ARMREST COMPARTMENT HOOK LOCK BROKEN,...
BRAKE PADS PREMATURE WEAR, AND BRAKE ROTORS HAVE WARPED AT LEAST 10 TIMES. *AK
PREMATURE WEAR OF FRONT BRAKE PADS AND ROTORS. DEALER HAS REPLACED PADS AND ROTORS SEVERAL TIMES . *AK
HEATER CORE FAILED, CAUSING ANTI FREEZE TO LEAK INTO PASSENGER'S COMPARTMENT. DEALER HAS BEEN NOTIFIED.*AK THE ANTIFREEZE HAD ALSO STARTED LEAKING ON COMPUTER COMPONENTS UNDER THE CONSOLE. NEW HEATER CORE WAS ON BACK ORDER. *YH
HEATER CORE FAILED TO WORK, AND FUMES ENTERED PASSENGER COMPARTMENT.*AK
THE HEATER CORE FAILED CAUSING ANTIFREEZE TO LEAK INSIDE THE VEHICLE ALONG WITH AN ODOR COMING OUT OF THE VENTS, THE VEHICLE WAS TAKEN TO THE DEALER FOR REPAIR WHERE THEY SAID THEY REPLACED THE HEATER CORE AND ADDED COOLANT, A FEW MONTHS LATER THE CONSUMER NOTICED THAT THE STEREO WAS NOT WORKING AN...
HEATER CORE FAILED TO WORK FOR SIX WEEKS, FUMES WENT THROUGH THE VENTS AND ANTI FREEZE LEAKED INTO THE PASSENGER'S SIDE CARPET AND PADDING, VEHICLE TAKEN TO DEALERSHIP ON 12/12/00, VEHICLE RETURNED TO DEALERSHIP ON 1/3/01 FOR THE SAME PROBLEM, ON 1/10/00 OWNER WENT INTO RESPIRATORY ARREST, ON 2/3/00...
VEHICLE WOULD STOP WITHOUT PRIOR WARNING. ( ECU) ELECTRONIC COMPUTER UNIT MALFUNCTIONED. VEHICLE IS AT THE DEALERSHIP.*AK
AT ONE TIME LEFT FRONT TIRE BECAME DETACHED FROM THE FRAME WHILE DRIVING ABOUT 20 MPH, CAUSING THE CAR TO BE UNCONTROLLABLE. THIS SITUATION HAPPENED ON A ROAD WITH NO TRAFFIC. *AK *ML
WHILE DRIVING AND AND APPLYING THE BRAKES TO COME TO A STOP , VEHICLE VIBRATED EVEN WHEN TAKING OFF VERY SLOWLY. *AK
THROTTLE GOT STUCK, MAKING IT HARD TO STOP. OWNER SAID THE GASKET CLAMP FOR THE HOSE WAS TOO CLOSE TO THE THROTTLE. *AK
WINDSHIELD WIPER BLADES DON'T CONTACT THE WINDSHIELD IN COLD WEATHER DUE TO A STIFF HINGE NEAR THE BASE OF THE WIPER ARM. CAN BE TEMPORARILY CORRECTED BY USING A LIGHT, PENETRATING LUBRICANT, BUT PROBLEM RETURNS AFTER CAR WASH.