Auto Recall Watch
U.S. public vehicle records

2003 Mitsubishi DIAMANTE problems and owner complaints

Explore the records behind recurring owner reports.

Key facts

56 owner complaints analyzed

2 distinct recall campaigns

57,500 mi median reported failure mileage

Scope: 2003 model year. Data updated: . 44 complaints include usable failure mileage. View data status.

Owner-reported patterns

Most common problems

Visibility:Defroster/Defogger/Hvac System:Heater Core is the most frequently named component, appearing in 24 of 56 complaints (42.9%). A complaint can name multiple components.

Recurring terms in complaint narratives
TopicMatching reportsShare of complaints
Transmission and shifting712.5%
Braking behavior712.5%
Electrical and battery issues23.6%
Steering behavior11.8%

Topic matches use published keyword rules. They describe mentions, including negations or comparisons, and do not confirm a diagnosis. Read the matching rules.

Component breakdown

Number of unique complaints naming each component. Top eight shown.

Visibility:Defroster/Defogger/Hvac System:Heater Core
24
Engine And Engine Cooling:Cooling System
11
Engine And Engine Cooling
5
Power Train:Automatic Transmission
3
Service Brakes, Hydraulic:Foundation Components:Disc:Rotor
3
Tires
3
Visibility
3
Equipment
2
Component breakdown data
CategoryCount
Visibility:Defroster/Defogger/Hvac System:Heater Core24
Engine And Engine Cooling:Cooling System11
Engine And Engine Cooling5
Power Train:Automatic Transmission3
Service Brakes, Hydraulic:Foundation Components:Disc:Rotor3
Tires3
Visibility3
Equipment2

Visibility:Defroster/Defogger/Hvac System:Heater Core: 24; Engine And Engine Cooling:Cooling System: 11; Engine And Engine Cooling: 5; Power Train:Automatic Transmission: 3; Service Brakes, Hydraulic:Foundation Components:Disc:Rotor: 3; Tires: 3; Visibility: 3; Equipment: 2

Reported problems by failure mileage

Complaint counts in mileage bands. These are not failure rates per vehicle or mile.

Under 25,000
8
25,000 to 49,999
10
50,000 to 74,999
19
75,000 to 99,999
4
100,000 to 149,999
1
150,000 and above
2
Reported problems by failure mileage data
CategoryCount
Under 25,0008
25,000 to 49,99910
50,000 to 74,99919
75,000 to 99,9994
100,000 to 149,9991
150,000 and above2

Under 25,000: 8; 25,000 to 49,999: 10; 50,000 to 74,999: 19; 75,000 to 99,999: 4; 100,000 to 149,999: 1; 150,000 and above: 2

50,000 to 74,999 miles has the most reports with usable mileage (19). 12 complaints have missing, zero or invalid mileage.

Complaints over time

Year the complaint was filed, not the vehicle model year or incident year. The snapshot year is partial.

2003
1
2004
5
2005
8
2006
8
2007
17
2008
7
2009
1
2010
5
2011
2
2013
1
2019
1
Complaints over time data
CategoryCount
20031
20045
20058
20068
200717
20087
20091
20105
20112
20131
20191

2003: 1; 2004: 5; 2005: 8; 2006: 8; 2007: 17; 2008: 7; 2009: 1; 2010: 5; 2011: 2; 2013: 1; 2019: 1

Pattern summary

Visibility:Defroster/Defogger/Hvac System:Heater Core leads the component reports. Transmission and shifting appears in 7 complaint narratives. Braking behavior appears in 7 complaint narratives. Electrical and battery issues appears in 2 complaint narratives. Use these patterns to inspect individual reports and prepare questions for a mechanic.

Calculated from recorded counts. An AI narrative has not been published for this selection.

Complaint evidence

Examples provide context, not a representative sample or a verified diagnosis.

Owner report 10117994 · 2005-04-17 (April 17, 2005)

VEHICLE FRONT END SHIFTS BACK AND FORTH WHEN BEHIND TRACTOR TRAILERS ON HIGHWAY. SITUATION IS DANGEROUS WHEN TRACTOR TRAILER PULLS OUT IN FRONT OF ME. NOT DUE TO TAILGATING, SINCE IT IS THE WORST WHEN APPROXIMATELY 5 CAR LENGTHS ARE BETWEEN TRACTOR TRAILER AND ME. CAR IS DIFFICULT TO CONTROL DUE TO SHIFTING. FRONT END WAS CHECKED AND THERE ARE NO ALIGNMENT PROBLEMS, AND TIRES HAVE BEEN REPLACED. SHIFTING CONTINUES TO OCCUR EVEN WITH TRACTION CONTROL TURNED OFF. AERODYNAMICS PROBLEM OR VEHICLE STABILITY PROBLEM? ALSO OWN A 1998 DIAMANTE T…

Owner-reported narrative. Look up ODI 10117994 at NHTSA ↗

Owner report 10154930 · 2006-04-10 (April 10, 2006)

STEERING WHEEL BEGAN TO SHAKE AND VISIBLE FUMES BEGAN ENTERING VEHICLE THROUGH AIR VENTS. THERE WAS A STRONG STENCH OF ANTI-FREEZE. CHECK ENGINE LIGHT WAS ON AND VEHICLE BECAME HARD TO CONTROL. AFTER TAKING CAR TO LOCAL DEALERSHIP, I WAS IMMEDIATELY TOLD, EVEN BEFORE AN INSPECTION WAS DONE, THAT THE HEATER CORE ON VEHICLE HAD A SLOW LEAK THAT OVER THE COURSE OF "SEVERAL MONTHS" THAT EVENTUALLY LEAKED ON TO THE TRANSMISSION ELECTRIC BOX AND SHORTED OUT THE ENTIRE SYSTEM. IT SEEMED OBVIOUS THAT THIS WAS A FAMILIAR ISSUE WITH THIS PARTICULAR VEHIC…

Owner-reported narrative. 52,000 miles reported. Look up ODI 10154930 at NHTSA ↗

Owner report 10072858 · 2004-05-19 (May 19, 2004)

I HAVE A NEW 2003 MITSUBISHI DIAMANTE, WHICH IVE TAKEN BACK TO THE DEALERSHIP 3 TIMES NOW WITH THE SAME TWO ISSUES: THE FRONT BREAKS MAKE NOISE AND MY STEARING WHEEL VIBRATES WHEN I BRAKE AND THE CHECK ENGINE SERVICE SOON LIGHT KEEPS COMING ON.*AK ONE OF THE DEALERS EMPLOYEES TOLD ME THAT THE BRAKES ISSUES WAS VERY COMMON AS SOMETIMES THE CARS SIT FOR A LONG TIME IN A LOT BEFORE THEY ARE SOLD. THIS DOES NOT MAKE FEEL SAFE DRIVING THIS VEHICLE AT THIS MOMENT. THE DEALER WILL FIX THE LIGHT AND BRAKE ISSUE ASSURING ME THAT ITS ALL FINE N…

Owner-reported narrative. 6,000 miles reported. Look up ODI 10072858 at NHTSA ↗

Owner report 10082556 · 2004-07-23 (July 23, 2004)

2003 DIAMANTE PURCHASED IN OCT 2003. VEHICLE VIBRATED "HORRIBLY" WHEN BRAKES ARE APPLIED. VIBRATION/LOUD HIGHWAY TIRE NOISE. BOTH REAR TIRES "CUP". ALSO, RUBBING SOUND R/F WHEEL AREA WHEN TURNING. DESPITE SEVEN (7) ATTEMPTS AT REPAIR BY DEALER THIS CONDITION PERSISTS. ONGOING CONDITION. MANUFACTURING REP OFFERS TO PUT ON THIRD NEW SET OF TIRES IN 30K MILES; YET STATES THERE IS NOTHING WRONG WITH THE VEHICLE. DEALER'S SERVICE DEPT ACKNOWLEDGES PROBLEMS WITH BRAKES ON DIAMANTES. WE HAVE BEEN FORCED TO EMPLOY AN ATTORNEY TO GO THE ROUTE OF I…

Owner-reported narrative. 773 miles reported. Look up ODI 10082556 at NHTSA ↗

Owner report 10117995 · 2005-04-17 (April 17, 2005)

CAR DOORS ARE LOCKING BY THEMSELVES, THE ALARM FOR KEYS BEING LEFT IN THE IGNITION NO LONGER SOUNDS, THE AUTOMATIC UNLOCK WHEN KEYS LEFT IN THE IGNITION NO LONGER WORKS, AND THE HEADLIGHTS DO NOT TURN OFF WHEN THE CAR IS TURNED OFF AND DOOR OPENED. HAVE BEEN STRANDED SEVERAL TIMES DUE TO KEYS LOCKED IN THE CAR, AND A DEAD BATTERY DUE TO HEADLIGHTS BEING LEFT ON.*AK

Owner-reported narrative. 40,000 miles reported. Look up ODI 10117995 at NHTSA ↗

Owner report 10182516 · 2007-02-13 (February 13, 2007)

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

Owner-reported narrative. Look up ODI 10182516 at NHTSA ↗

Explore the data

Vehicle analysis explorer

Inspect model-year patterns, reported mileage, monthly activity and the evidence behind each signal.

Data completeness

56 unique complaints in this selection. Analysis snapshot: 2026-09-30.

78.6%Usable mileage44 / 56 records
100.0%Valid incident date56 / 56 records
100.0%Valid filing date56 / 56 records
100.0%Ordered incident and filing dates56 / 56 records

Missing, zero and invalid mileage is excluded. Dates after the snapshot are excluded. Examples are limited selections, not a representative sample.

Problems by model year

Model-wide comparison of the eight most reported components across the model. Cells show counts and shares within each model year. Open a cell for source examples.

Component complaint heatmap
Component199219931994199519971998199920002001200220032004
Visibility:Defroster/Defogger/Hvac System:Heater Core
00.0%

No examples available for this selection.

00.0%

No examples available for this selection.

00.0%

No examples available for this selection.

00.0%

No examples available for this selection.

12.9%
ODI 10217732 · 112,000 mi

TL*THE CONTACT OWNS A 1997 MITSUBISHI DIAMANTE. THE CONTACT STATED THAT THE RADIATOR LEAKED DUE TO THE HEATER CORE. THE RADIATOR LEAKED ONTO THE CARPET WHEN THE HEAT WAS ACTIVATED. THE CONTACT STATED THAT HE AND HIS FAMILY HAVE INHALED TOXIC FUMES FROM THE RADIATOR LEAKING ONTO THE CARPET AND THEY ARE CONCERNED OF FUTURE HEALTH RISKS. IN ORDER TO REPAIR THE LEAK, THE ENTIRE DASHBOARD HAD TO BE REMOVED. THE VIN WAS UNAVAILABLE. THE CURRENT MILEAGE WAS 113,000 AND FAILURE MILEAGE WAS 112,000.

Look up ODI 10217732 at NHTSA ↗

1348.1%
ODI 10082271 · 91,000 mi

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 TOXIC. FIXING THE THE HEATER CORE WILL COST $1000. I AM FILING THIS COMPLAINT TO ASCERTAIN THAT THIS IS A VERY VERY COMMON PROBLEM IN MITSUBISHI DIAMANTE AND MITSUBISHI MOTORS SHOULD BE AWARE OF THREE MAIN RISK ASSOCIATED WITH THIS: (1) THE DEFECT E…

Look up ODI 10082271 at NHTSA ↗

834.8%
ODI 10082280

HEATER CORE ISSUE WITH MITSUBISHI DIAMANTE 1999 SUMMARY: NOTICE CONSISTENT AND VERY NOTICIABLE FOUL ODOR WHEN CAR IS SHUTOFF. CAN SMELL INSIDE THE VEHICLE AS WELL. SOME FOGGING OF FRONT WINDSHIELD. HAVE HAD THIS PROBLEM IDENTIFIED AS CONSISTENT WITH HEATER CORE'S 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 56,000 MILES ON IT, BUT HAVE NOTICED PROBLEM SINCE BUYING THE VEHICLE LAST YEAR WITH…

Look up ODI 10082280 at NHTSA ↗

2039.2%
ODI 10008109 · 41,175 mi

WINDOWS WERE NOT CLEARING PROPERLY AND SMELL OF ANTI-FREEZE WAS VERY STRONG. UPON CALLING THE MITSUBISHI DEALER, I WAS TOLD, IT'S PROBABLY THE HEATER CORE. I ASK IF THIS IS NORMAL FOR A CAR LESS THAN THREE YEARS OLDS WITH APPROXIMATELY 40,000 MILES. THE SERVICE MANAGER TOLD ME, WELL TO GIVE YOU AND IDEA, I JUST REPLACED ONE LAST WEEK. I WAS TOLD VEHICLE IS OUT OF WARRANTY, COST TO REPAIR $650.

Look up ODI 10008109 at NHTSA ↗

5165.4%
ODI 10052370

CAR SMELLS LIKE COOLANT. WINDOWS WON'T CLEAR UP WHILE IM DRIVING. VERY FOGGY. DEALER SAID I NEED A NEW HEATER CORE AT 43,000 MILES. *LA

Look up ODI 10052370 at NHTSA ↗

6250.4%
ODI 10103973

NOXIOUS ODOR COMING OUT OF VENTS INSIDE CAR. WINDOWS NOT CLEARING WITH DEFROSTERS ON AND SMOKE SWIRLING AROUND LOWER WINDSHIELD. TOOK TO DEALER, PAID $704 FOR REPAIR. WHEN ENTERED CAR TO LEAVE DEALERSHIP, SAME PROBLEM EXISTED. LEFT CAR WITH DEALER.*AK

Look up ODI 10103973 at NHTSA ↗

2442.9%
ODI 10111321 · 47,773 mi

VEHICLE EXPERIENCED A PROBLEM WITH THE HEATER COIL. ANTI-FREEZE WAS GETTING INTO VENT, AND THE VAPORS FOGGED UP THE WINDOWS, INTERRUPTING THE VISIBILITY. OWNER CONTACTED THE MANUFACTURER, WHO REFUSED ASSISTANCE BECAUSE THE VEHICLE WAS OUT OF WARRANTY. *AK

Look up ODI 10111321 at NHTSA ↗

00.0%

No examples available for this selection.

Engine And Engine Cooling:Cooling System
00.0%

No examples available for this selection.

00.0%

No examples available for this selection.

00.0%

No examples available for this selection.

18.3%
ODI 891454

WHEN DRIVING OVER 35 MPH VEHICLE STARTS TO SHAKE. CONSUMER HAS YET TO CONTACT DEALER. PLEASE PROVIDE ANY FURTHER INFORMATION.*AK

Look up ODI 891454 at NHTSA ↗

00.0%

No examples available for this selection.

00.0%

No examples available for this selection.

28.7%
ODI 10116609 · 52,500 mi

I STARTED TO NOTICE AN ODD SMELL IN THE VEHICLE AND NOTICED A LACK OF COOLANT IN THE RESERVOIR TANK. AFTER A FEW WEEKS I REALIZED THERE WAS COOLANT ACCUMULATING ON THE PASSENGER SIDE FLOORWELL. MY VEHICLE IS AT 53,500 MILES AND WAS DIAGNOSED BY THE DEALER AS HAVING A "HEATER CORE FAILURE." THE ESTIMATE THEY GAVE IS $1,300 TO REPAIR. I CANNOT AFFORD IT SO IT LOOKS LIKE MY VEHICLE WILL BE GARAGED UNTIL A RECALL IS ISSUED. *AK

Look up ODI 10116609 at NHTSA ↗

23.9%
ODI 10116262

THE FUMES OF ANTIFREEZE FOGGED UP THE WINDOWS SEVERELY, REDUCING VISIBILITY OF THE DRIVER. IT WAS RAINING ONE NIGHT AND MY WINDOWS ALL OF A SUDDEN GOT FOGGY. I TURNED ON THE DEFROSTER, WHICH MADE MY WINDOWS EVEN FOGGIER. THE POOR VISIBILITY CAUSED ME TO RUN OFF THE ROAD INTO THE GRASSY MEDIAN. I WAS OUT OF TOWN WHEN THIS OCCURRED. IN DOING RESEARCH ON THIS PROBLEM I FOUND THAT IT WAS COMMON ALL DIAMANTES (92 -2001). IN MANY CASES, THE DRIVER IS NOT AWARE THAT THIS IS A SEVERE PROBLEM. THE ANTIFREEZE WILL STARTED LEAKING ON THE PASSENGER?S…

Look up ODI 10116262 at NHTSA ↗

67.7%
ODI 10052370

CAR SMELLS LIKE COOLANT. WINDOWS WON'T CLEAR UP WHILE IM DRIVING. VERY FOGGY. DEALER SAID I NEED A NEW HEATER CORE AT 43,000 MILES. *LA

Look up ODI 10052370 at NHTSA ↗

1613.0%
ODI 10163041 · 79,000 mi

THIS IS THE SECOND TIME I AM COMPLAINING ABOUT THE SAME PROBLEM. THE END OF JUNE 2006 I DROVE TO WORK AND REACHED DOWN TO PICK SOME STUFF UP OFF THE PASSENGER SIDE FLOOR MAT. IT ENDED UP BEING SOAKED. AT FIRST I THOUGHT SOME WATER HAD COME IN BECAUSE THE PAST FEW DAYS OUR AREA HAD TORRENTIAL RAINS. WHEN I GOT HOME THE NEXT DAY I TOOK UP THE FLOOR MAT TO DRY IT OUT AND NOTICE ALL THE LIQUID UNDER IT WAS GREENISH YELLOW. IN MY MIND I WENT CRAZY BECAUSE THE SAME THING HAD HAPPENED TO ME A YEAR AND 2 WEEKS EARLIER. ONCE AGAIN THE HEATER CORE B…

Look up ODI 10163041 at NHTSA ↗

1119.6%
ODI 10172928 · 65,000 mi

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, …

Look up ODI 10172928 at NHTSA ↗

00.0%

No examples available for this selection.

Power Train:Automatic Transmission
24.8%
ODI 535335

ABS BRAKE FAILURE.

Look up ODI 535335 at NHTSA ↗

310.3%
ODI 753653

I AM HAVING PROBLEMS WITH MY BRAKING SYSTEM. I HAD MY BRAKES FIXED IN FEBRUARY 2001, IT IS NOW 10/2001 AND I HAVE HAD THE BRAKES REPLACED AGAIN. I AM A SAFE DRIVER AND DO NOT DRIVE DANGEROUSLY OR WRECKLESS. I DO NOT UNDERSTAND HOW WEAR AND TEAR OCCURED SO QUICKLY. MY FRONT END VIBRATES VIGOROUSLY WHILE BREAKING. STOPPING SEVERAL FEET PAST THE POINT WHERE I BREAKED. THE BRAKE PEDAL WENT ALL THE WAY TO THE FLOOR. I HAVE TO STOP WAY AHEAD OF A STOP. ALSO, MY CAR SHAKES AND THE BRAKE PEDAL VIBRATES WHEN I TRY TO STOP. AS FOR THE TRANSMISS…

Look up ODI 753653 at NHTSA ↗

27.4%
ODI 527652

TRANSMISSION ABRUPTLY DOWNSHIFTS EVERY DAY ON FIRST SLOW BRAKING AFTER COLD START IN MORNINGS. DEALERS HAVE BEEN UNABLE TO REPAIR. THEY SEEM TO HAVE TRACED IT TO A CIRUIT BOARD.

Look up ODI 527652 at NHTSA ↗

433.3%
ODI 719281

TRANSMISSION COMPLETELY FAILED AND ENGINE BLOWING SMOKE WILL NOT PASS EMISSIONS. *AK

Look up ODI 719281 at NHTSA ↗

1029.4%
ODI 518657

WHILE DRIVING AT 15 MPH ABS BRAKES FAILED VEHICLE DID NOT STOP AND CONTINUED TO MOVE HITTING VEHICLE IN FRONT. ALSO, TRANSMISSION FAILURE, RESULTING IN EXTREME SHIFTS. *AK

Look up ODI 518657 at NHTSA ↗

00.0%

No examples available for this selection.

00.0%

No examples available for this selection.

12.0%
ODI 896673

WHILE TRAVELING BETWEEN 55-70MPH AND TRYING TO PASS ANOTHER VEHICLE TRANSMISSION WOULD GO INTO NEUTRAL POSITION, PRESSING ON ACCELERATER WOULD CAUSE IT TO SKIP TO 3RD GEAR, SOMETIMES HITTING GEAR DOWNSHIFT REAL HARD, VEHICLE SHAKES, WOULD HIT NEUTRAL FIRST BEFORE GOING INTO CORRECT GEAR, HAD TAKEN VEHICLE TO DEALER, VEHICLE WAS TEST DRIVEN, AND NOTHING FOUND PLACED ON DIAGNOSTIC, NO PROBLEM CODES APPEARED. *AK TRANSMISSION GOES INTO NEUTRAL INSTEAD OF THIRD AND GOES INTO NEUTRAL WHEN DOWN SHIFTING, THIS HAS ALMOST CAUSED A HEAD ON COLLISIO…

Look up ODI 896673 at NHTSA ↗

11.3%
ODI 10378164 · 100,000 mi

I HAVE A 2001 MITSUBISHI DIAMANTE, AND AM HAVING PROBLEMS THAT SEEM TO RUN RAMPANT AMONG THIS MODEL/MAKE. MY HEATER CORE WENT OUT AT ABOUT 100K MILES; MY ABS LIGHT STAYS ON (DUE TO A SPEED SENSOR FAIL), WHICH RENDERS THE WHOLE ANTI-LOCK SYSTEM USELESS; AND NOW MY ANTENNA MAST IS BROKEN. ALL OF THESE PROBLEMS ARE PRICEY TO FIX, AND MOST DIAMANTE USERS I HAVE FOUND EXPERIENCE AT LEAST A FEW OF THESE CONFLICTS. ANOTHER PROBLEM I HAVE SEEN MANY COMMENTS ABOUT IS TRANSMISSION FAILURE AT 113K MILES. MY CAR HAS EXACTLY THAT. ON TOP OF EVERYTHING, IT I…

Look up ODI 10378164 at NHTSA ↗

54.1%
ODI 10197471 · 80,000 mi

TL*THE CONTACT OWNS A 2002 MITSUBISHI DIAMANTE. WHILE DRIVING 37 MPH, THE VEHICLE JERKED AND THE SERVICE ENGINE WARNING INDICATOR LIGHT ILLUMINATED. THE CONTACT ATTEMPTED TO ACCELERATE AND PULL OFF THE ROAD, BUT WHEN THE ENGINE REVVED, THE VEHICLE MOVED APPROXIMATELY THREE FEET AND STOPPED. THE VEHICLE HAD EXPERIENCED THIS FAILURE ON TWO OCCASIONS. THE DEALER REPLACED THE TRANSMISSION AT 20,000 MILES. THE CONTACT ALSO STATED THAT THE WINDSHIELD WAS SEVERELY FOGGED. THE DEALER REPLACED THE HEATER CORE BECAUSE IT WAS LEAKING ANTIFREEZE INTO…

Look up ODI 10197471 at NHTSA ↗

35.4%
ODI 10224750 · 78,000 mi

I OWN A 2003 DIAMANTE MITSUBISHI. THE PROBLEM STARTED WITH A CHECK ENGINE LIGHT COMING ON, FOGGING THE WINDOW WITH A FOWL TOXIC SMELL THEN THE CAR WOULD NOT HARDLY MOVE OUT GEAR. I WAS TOLD THAT THE CAR'S HEATER CORE LEAKED ONTO THE COMPUTER WHICH CAUSED THE TRANSMISSION RELAY TO SHORT OUT DO TO THE COMPUTER FAILING. THE COMPUTER WAS STILL UNDER WARRANTY AT 78,000 MILES BUT I STILL HAD TO PAY FOR THE NEW COMPUTER SYSTEM BECAUSE I WAS TOLD THAT IT WAS THE HEATER CORE THAT CAUSED THE COMPUTER TO FAIL. THIS IS SUCH A POOR DESIGN! THE COMPUTER SHO…

Look up ODI 10224750 at NHTSA ↗

133.3%
ODI 10461616

CPSC#I11B0131A. 2004 MITSUBISHI DIAMANTE. F4A51 AUTOMATIC TRANSMISSION FAILURE. *LN THE CONSUMER STATED SHE HAS CONCERNS WITH THE SAFETY AND RELIABILITY OF MITSUBISHI AND DODGE VEHICLES AND THEIR OWNERS THAT HAVE THE MITSUBISHI F4A51 AUTOMATIC TRANSMISSION IN CERTAIN MAKE/MODELS. THE MAIN ISSUES SEEMED TO BE A MANUFACTURING DEFECT IN THE WAVE/CUSHION SPRING LOCATED IN THE TRANSMISSION DESIGNED THE WAVE SPRING AS A FRAGILE TWO COIL PIECE WHICH HAS BEEN KNOWN TO REPEATEDLY BREAK CAUSING CATASTROPHIC FAILURE IN THE TRANSMISSION. WHEN THE WAVE B…

Look up ODI 10461616 at NHTSA ↗

Engine And Engine Cooling
00.0%

No examples available for this selection.

13.4%
ODI 10142504 · 108 mi

'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

Look up ODI 10142504 at NHTSA ↗

00.0%

No examples available for this selection.

00.0%

No examples available for this selection.

00.0%

No examples available for this selection.

00.0%

No examples available for this selection.

00.0%

No examples available for this selection.

12.0%
ODI 10006062

INTERMITTENT WHEN MAKING RIGHT TURNS VEHICLE STALL DEALER HAS BEEN CONTACTED. PLEASE PROVIDE FURTHER INFORMATION. TS

Look up ODI 10006062 at NHTSA ↗

56.4%
ODI 10124693

2001 MITSUBISHI DIAMANTE EXPERIENCED PROBLEMS WITH THE HEATER CORE.*MR THE HEATER CORE HAD TO BE REPLACED BECAUSE ANTI-FREEZE WAS LEAKING INTO THE PASSENGER COMPARTMENT AND FOGGING THE WINDSHIELD. WHEN THE HEATER CORE WAS BEING REMOVED, THE CONSUMER NOTICED IT FAILED TO HAVE SUFFICIENT INSULATION. THE OIL PAN GASKET WAS LEAKING AND THE UPSTREAM OXYGEN SENSOR WAS REPLACED. *JB

Look up ODI 10124693 at NHTSA ↗

1814.6%
ODI 10103809 · 55,000 mi

WHILE DRIVING ENGINE CHECK LIGHT WILL NOT ILLUMINATE. VEHICLE STALLED. CONSUMER TOOK VEHICLE TO DEALER, AND WAS TOLD THEY COULD NOT FIX THE VEHICLE BECAUSE THE ENGINE CHECK LIGHT DID NOT ILLUMINATE. ALSO, WAS TOLD THEY REPLACED THE CRANK SENSOR. CONSUMER TOOK VEHICLE TO DEALER THREE TIMES FOR THE SAME PROBLEM. *AK

Look up ODI 10103809 at NHTSA ↗

58.9%
ODI 10180963 · 73,000 mi

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, …

Look up ODI 10180963 at NHTSA ↗

00.0%

No examples available for this selection.

Air Bags:Frontal
511.9%
ODI 804998

WHILE DRIVING DRIVER'S SIDE AIR BAG EXPLODED IN HIS FACE, DRIVER SUSTAINED INJURIES. *AK

Look up ODI 804998 at NHTSA ↗

827.6%
ODI 508596

NO DEPLOYMENT OF DRIVERS AIR BAG IN ACCIDENT, CAUSING INJURY.

Look up ODI 508596 at NHTSA ↗

414.8%
ODI 534898

NO DEPLOYMENT OF DRIVER'S/PASSENGER'S AIR BAGS DURING A CRASH.

Look up ODI 534898 at NHTSA ↗

216.7%
ODI 819197

VEHICLE WAS INVOLVED IN A SIDE IMPACT COLLISION , THE AIRBAGS DEPLOYED, CAUSING SEVERE INJURIES TO THE OCCUPANTS OF THE VEHICLE. THE DEALER HAS NOT BEEN NOTIFIED. 780090 DUP OF 819197; POSTED ON 09-07-1999. *AK

Look up ODI 819197 at NHTSA ↗

00.0%

No examples available for this selection.

00.0%

No examples available for this selection.

00.0%

No examples available for this selection.

23.9%
ODI 744537

VEHICLE INVOLVED IN A HEAD ON COLLISION AT 30 MPH, VEHICLE THAT IMPACTED MY VEHICLE WAS TRAVELLING AT 25 MPH. THE ENTIRE FRONT OF CAR INCLUDING BUMPER WAS DESTROYED BY THE 55 MPH IMPACT. NEITHER AIRBAG DEPLOYED. THE DRIVER AIRBAG APPEARS TO HAVE BEGUN TO DEPLOY, BUT DID NOT.*AK

Look up ODI 744537 at NHTSA ↗

00.0%

No examples available for this selection.

00.0%

No examples available for this selection.

11.8%
ODI 10143534 · 38,000 mi

AIR BAG DID NOT DEPLOY IN 55 MPH DIRECT FRONT END COLLISION. *JB

Look up ODI 10143534 at NHTSA ↗

00.0%

No examples available for this selection.

Service Brakes, Hydraulic:Foundation Components:Disc:Rotor
49.5%
ODI 731515

1. FRONT BRAKE ROTORS WERE REPLACED AT MILEAGE 82500 FOR PULSATION WHEN BRAKING. NEW ROTORS BEGAN TO PULSATE BEFORE 5000 MILES USE. ROTORS WERE TURNED AND TRUED BY DEALER AT 90,100 MILES, BUT BEGAN TO PULSATE AGAIN WITH IN 2000 MILES. 2. ENGINE EXHAUSTS LIGHT GREY SMOKE UPON ACCELERATION AFTER IDLING FOR 2 MINUTES OR MORE. ENGINE OIL CONSUMPTION ESTIMATED AT 1 QT/3000 MILES.

Look up ODI 731515 at NHTSA ↗

26.9%
ODI 502614

BRAKE PADS REPLACED. *SD

Look up ODI 502614 at NHTSA ↗

13.7%
ODI 785288

ROTORS WERE TURNED ON 6/17/98 DUE TO BEING WARPED, HOWEVER 6 MONTHS LATER ROTORS EXPERIENCED THE SAME PROBLEM, BRAKES PULSATE WHEN BRAKING, A MECHANIC ADVISED CONSUMER TO REPLACE, HOWEVER IT'S VERY EXPENSIVE TO DO SO. *SLC

Look up ODI 785288 at NHTSA ↗

00.0%

No examples available for this selection.

514.7%
ODI 547988

ROTORS WERE WARPED AND RESURFACED THREE TIMES. YH

Look up ODI 547988 at NHTSA ↗

00.0%

No examples available for this selection.

14.3%
ODI 746949

ROTORS WARPED AT 14444 MILES, DEALER TURNED THEM UNDER WARRANTY. THEY GOT WARPED AGAIN AT 18700 MILE, BUT DEALER REFUSED TO ADDRESS THE ISSUE, CITING DRIVER'S DRIVING HABITS. *AK

Look up ODI 746949 at NHTSA ↗

00.0%

No examples available for this selection.

22.6%
ODI 756007

THE MANUFACTURER AND THE DEALER STATE THAT IT IS NORMAL WEAR AND TEAR TO HAVE TO REPLACE AND OR TURN ROTORS EVERY 18000 TO 20000 ON THIER CARS EVEN THOUGH THE BRAKES HAVE NOT FAILED. *AK

Look up ODI 756007 at NHTSA ↗

21.6%
ODI 10110114 · 52,700 mi

JANUARY 12, 2005 ONE COLD MORNING I NOTICED THAT THE REVERSE GEAR DID NOT GO IN AS FAST AS IT SHOULD IT TOOK LIKE 1 MINUTE TO GO INTO GEAR, WHEN COLD IT WOULD JOLT BEFORE ADVANCING IN DRIVE. TOOK IT TO THE DEALER, THEY DID NOT FIND ANYTHING, SO I PICKED UP THAT SAME AFTERNOON, NEXT MORNING SAME PROBLEM. I TOOK THE CAR BACK ON JAN 19, LEFT IT OVER NIGHT AND THEY FOUND IT TOOK A COUPLE OF MINUTES TO GO INTO GEAR, THEREFORE, THEY DECIDED TO LOOK AT THE TRANSMISSION, THE CAR HAS BEEN AT THE DEALER SINCE 1/20 THRU 2/7, AFTER SEVERAL DISCUSSIONS THE…

Look up ODI 10110114 at NHTSA ↗

35.4%
ODI 10083344 · 11,000 mi

WHEN THE BRAKES WERE APPLIED, THE VEHICLE VIBRATED UNCONTROLLABLY. THE DRIVER WAS ABLE TO MAINTAIN CONTROL OF THE VEHICLE AND DROVE IT TO A REPAIR SHOP FOR INSPECTION. THE MECHANIC INFORMED THE CONSUMER THAT THE ROTORS AND PADS MAY NEED TO BE REPLACED. *JB THE CONSUMER FOUND NOTHING APPARENTLY WRONG BEFORE THE PARTS WERE DISCARDED. *SC *JB

Look up ODI 10083344 at NHTSA ↗

00.0%

No examples available for this selection.

Visibility:Defroster/Defogger/Hvac System
12.4%
ODI 958554

DEFECTIVE DEFROSTER MALFUNCTIONS FOGGING WINDSHIELD GLASS AND PREVENTING VISIBILITY WHEN DRIVING. PLEASE DESCRIBE. TT

Look up ODI 958554 at NHTSA ↗

00.0%

No examples available for this selection.

00.0%

No examples available for this selection.

00.0%

No examples available for this selection.

00.0%

No examples available for this selection.

13.7%
ODI 10208520

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 THE SMELL. THANKS *TR

Look up ODI 10208520 at NHTSA ↗

14.3%
ODI 10176731 · 86,000 mi

SMELL OF ANTIFREEZE INSIDE CAR, WINDOWS FOGGED UP MAKING IT VERY DIFFICULT TO DRIVE. MECHANIC SAYS IS LIKELY HEATER CORE FAILURE, $700 TO FIX. *NM

Look up ODI 10176731 at NHTSA ↗

47.8%
ODI 10110292 · 53,000 mi

ABOUT TWO MONTHS AFTER BUYING A 2000 DIAMANTE; IN OCT, 2004, I STARTED TO NOTICE THICK FOG ON THE WINDSHEILD THAT WOULDN'T GO AWAY BY USING THE DE-FOGGER AND WHEN USING THE HEATER, I WOULD ALSO NOTICE STRONG SMELL ON ANIT-FREEZE COMMING OUT FROM THE VENT. UPON INSPECTION, THE DEALERSHIP DESCRIBED THE PROBLEM AS FAULTY O-RING IN THE HEATER CORE. THE FIX WAS COSTLY, AROUND $1100.00 HOWEVER THE CAR HAS BEEN PROBLEM FREE SINCE THEN. *AK

Look up ODI 10110292 at NHTSA ↗

45.1%
ODI 10100385 · 58,000 mi

THE DEFROSTER NO LONGER WORKS ON THIS VEHICLE. INSTEAD A STREAM OF 'FOG' IS EMITTED THROUGH THE DUCTS AND THE WINDOWS ARE CLOUDED OVER. THIS REQUIRED ME TO STOP DRIVING BECAUSE I COULD NOT SEE THROUGH THE WINDOW. THERE IS A DEFINITE SMELL OF COOLANT IN THE PASSENGER VEHICLE AND IT IS DIFFICULT TO BREATHE. *JB

Look up ODI 10100385 at NHTSA ↗

54.1%
ODI 10104806

MY WIFE NOTICED LITTLE CLOUDS OF WHITE SMOKE COMING FROM THE VENTS WHEN THE HAETER/DEFROSTER WAS TURNED ON, WE COULD ALSO SMELL SOMETHING THAT SMELLED LIKE SYURP OR ANTIFREEZE. THE WINDOWS DO NOT DEFROST ANYMORE, WHICH IS A MAJOR SAFETY HAZARD. I AM TOLD THAT THIS MOST LIKELY FROM A BROKEN HEATER CORE. IF NOT REPLACED ANTIFREEZE CAN LEAK INTO THE CARS COMPUTER, WHICH COULD CAUSE A SERIOUS ACCIDENT BY SHUTTING DOWN THE ENTIRE CAR. THE ESTIMATED COST OF REPAIR IS $400-$1000. I HAVE READ MANY COMPLAINTS ABOUT THIS PROBLEM. I HOPE SOMETHING C…

Look up ODI 10104806 at NHTSA ↗

11.8%
ODI 10311071 · 60,000 mi

ANTI-FREEZE LEAK ON CARPET PASSENGER SIDE NEAR FIREWALL FOGGED UP WINDOWS CHECK ENGINE LIGHT COMES ON AND OFF DUE TO THE LEAK THE ECU STARTED WORKING AWFUL. *TR

Look up ODI 10311071 at NHTSA ↗

00.0%

No examples available for this selection.

Service Brakes, Hydraulic:Antilock/Traction Control/Electronic Limited Slip
37.1%
ODI 535335

ABS BRAKE FAILURE.

Look up ODI 535335 at NHTSA ↗

310.3%
ODI 705201

VEHICLE STALLED OUT UNDER HEAVY BRAKING CONDITIONS AND ALSO AT IDLE. THROTTLE BODY CLEANED AS REPAIRED. AUTO CONTINUED POOR IDLE. LATER, BATTERY BECAME FULLY DRAINED. WITH HEADLIGHTS ON AT HIGHWAY SPEEDS, ENGAGING BRAKES OR TURNING ON ANY CABIN ELECTRICAL DEVICE WOULD FLICKER AND DIM THE HEADLIGHTS. REPLACED BATTERY AND BELTS FOR REPAIR. ALTERNATOR TESTED OUT OKAY. POOR IDLING ATTRIBUTED TO LOW VOLTAGE TO IDLE SPEED MOTOR. CONTINUING ISSUE: ENGAGING BRAKES FLICKER AND DIM DASHBOARD LIGHTS. THE APPLICATION OF THE BRAKES(OR BRAKE LIGHTS, …

Look up ODI 705201 at NHTSA ↗

27.4%
ODI 511855

ANTILOCK BRAKES FAILED, CAUSING ACCIDENT.

Look up ODI 511855 at NHTSA ↗

00.0%

No examples available for this selection.

25.9%
ODI 518657

WHILE DRIVING AT 15 MPH ABS BRAKES FAILED VEHICLE DID NOT STOP AND CONTINUED TO MOVE HITTING VEHICLE IN FRONT. ALSO, TRANSMISSION FAILURE, RESULTING IN EXTREME SHIFTS. *AK

Look up ODI 518657 at NHTSA ↗

13.7%
ODI 846125

WHILE DRIVING AND AND APPLYING THE BRAKES TO COME TO A STOP , VEHICLE VIBRATED EVEN WHEN TAKING OFF VERY SLOWLY. *AK

Look up ODI 846125 at NHTSA ↗

00.0%

No examples available for this selection.

12.0%
ODI 755964

ILL BE BRIEF  I OWN THE ABOVE CAR AND HAVE A SAFETY PROBLEM THAT IS NOT BEING FIXED BY MITSUBISHI. WITH ABOUT < TANK OF GAS IN THE CAR, A HARD RIGHT TURN OR EXIT OFF THE EXPRESSWAYS, CAUSES THE CAR TO COMPLETELY STALL  NO POWER STEERING, BRAKES, NO ACCELERATION. WORSE, THIS IS A PROBLEM WITH ALL DIAMANTES (VERBAL VIA THE SERVICE REP FOR THE CHICAGO AREA  JEFF HAMPTON). I HAVE BEEN IN A SITUATION MORE THAN ONCE WHERE THIS HAS ALMOST PRODUCED A REAR END ACCIDENT BY SEMI TRUCKS AND OTHER VEHICLES. MITSUBISHI SAYS THIS IS AN ENGINEERING ISS…

Look up ODI 755964 at NHTSA ↗

11.3%
ODI 762517

I BELIEVE THIS IS COMMON WITH BRAKE SYSTEM AND COULD EVENTUALLY LEAD TO FATALITIES. *AK

Look up ODI 762517 at NHTSA ↗

10.8%
ODI 10066805 · 14,000 mi

WHEN STEPPING ON THE BRAKE PEDAL WHILE MAKING A RIGHT TURN AT 25 MPH VEHICLE LOST BRAKE POWER. THEN, THE BRAKES MADE A SQUEAKING NOISE. WHEN THIS OCCURRED FRONT LEFT TIRE HIT A CURB, AND THE AXLE AND RIM BROKE. CONSUMER HAD TO ENGAGE THE EMERGENCY BRAKES TO STOP THE VEHICLE. *AK

Look up ODI 10066805 at NHTSA ↗

23.6%
ODI 10114500 · 30,000 mi

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 FOUR NEW TIRES, BUT PROBLEM STILL OCCURS. I AM AFRAID THAT ONE DAY WHILE DRIVING THIS CAR THE BRAKES WILL FAIL AND CAUSE MY FAMILY AND I SERIOUS INJURY . THIS IS A 2003 MITSUBISHI DIAMANTE, AND THE INCIDENTS HAVE OCCURRED DAILY 3 MONTHS AFTER I PURCHASED THE VEHICLE.*AK

Look up ODI 10114500 at NHTSA ↗

00.0%

No examples available for this selection.

Darker cells indicate a larger share of submitted complaints. Components overlap. This measures complaint composition, not failure probability.

Failure mileage by component

Median and middle 50% of usable owner-reported mileages. Ranges require at least five records.

Component failure mileage distribution
ComponentMileage range (25th–75th percentile)MedianUsable recordsExamples
Visibility:Defroster/Defogger/Hvac System:Heater Core40,303–64,750 mi60,573 mi18
ODI 10111321 · 47,773 mi

VEHICLE EXPERIENCED A PROBLEM WITH THE HEATER COIL. ANTI-FREEZE WAS GETTING INTO VENT, AND THE VAPORS FOGGED UP THE WINDOWS, INTERRUPTING THE VISIBILITY. OWNER CONTACTED THE MANUFACTURER, WHO REFUSED ASSISTANCE BECAUSE THE VEHICLE WAS OUT OF WARRANTY. *AK

Look up ODI 10111321 at NHTSA ↗

ODI 10154930 · 52,000 mi

STEERING WHEEL BEGAN TO SHAKE AND VISIBLE FUMES BEGAN ENTERING VEHICLE THROUGH AIR VENTS. THERE WAS A STRONG STENCH OF ANTI-FREEZE. CHECK ENGINE LIGHT WAS ON AND VEHICLE BECAME HARD TO CONTROL. AFTER TAKING CAR TO LOCAL DEALERSHIP, I WAS IMMEDIATELY TOLD, EVEN BEFORE AN INSPECTION WAS DONE, THAT THE HEATER CORE ON VEHICLE HAD A SLOW LEAK THAT OVER THE COURSE OF "SEVERAL MONTHS" THAT EVENTUALLY LEAKED ON TO THE TRANSMISSION ELECTRIC BOX AND SHORTED OUT THE ENTIRE SYSTEM. IT SEEMED OBVIOUS THAT THIS WAS A FAMILIAR ISSUE WITH THIS PARTICULAR VEHIC…

Look up ODI 10154930 at NHTSA ↗

ODI 10156684 · 64,000 mi

HEATER CORE LEAKING CAUSING FUMES IN THE PASSENGER COMPARTMENT AND FOGGING OF THE WINDSHIELD. *NM

Look up ODI 10156684 at NHTSA ↗

Engine And Engine Cooling:Cooling System55,000–74,839 mi60,000 mi11
ODI 10172928 · 65,000 mi

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, …

Look up ODI 10172928 at NHTSA ↗

ODI 10186639 · 60,000 mi

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

Look up ODI 10186639 at NHTSA ↗

ODI 10195947 · 42,900 mi

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 …

Look up ODI 10195947 at NHTSA ↗

Engine And Engine CoolingToo few reports for a range61,000 mi4 (sparse)
ODI 10180963 · 73,000 mi

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, …

Look up ODI 10180963 at NHTSA ↗

ODI 10318872 · 62,000 mi

I HAVE A 2003 MITSUBISHI DIAMANTE WITH 60,000 PLUS MILES. FOR THE PAST SEVERAL MONTHS I HAVE NOTICED A STRONG SMELL OF ANTI-FREEZE COMING FROM THE VENTS AND THE WINDOWS CONSTANTLY FOGGING UP, SOMETIMES TO THE POINT THAT I CANNOT SEE TO DRIVE. I HAVE READ MANY SIMILAR COMPLAINTS AND AGREE WITH OTHERS THAT MITSUBISHI NEEDS TO ISSUE A RECALL FOR THE HEATER CORE, AS I AM SURE THIS IS THE PROBLEM. I HAVE YET TO TAKE MINE IN TO GET IT REPAIRED, SO I DON'T HAVE A COST QUOTE AT THIS TIME. *TR

Look up ODI 10318872 at NHTSA ↗

ODI 10331374 · 60,000 mi

TL- THE CONTACT OWNS A 2003 MITSUBISHI DIAMANTE. THE CONTACT STATED THAT THE NEUTRAL LIGHT ON THE VEHICLE STARTED FLASHING ON AND OFF AND HE NOTICED A SMELL OF COOLANT. HE NOTICED THAT THE COOLANT WAS LEAKING ONTO THE FLOORBOARD OF THE VEHICLE. THE FAILURE PROGRESSES UNTIL THE VEHICLE WILL NOT START. THE VEHICLE WAS TAKEN TO A DEALER AND THE OWNER WAS ADVISED THE FAILURE WAS THE A.T. CONTROL RELAY. CODE P-1751. THE FAILURE HAS NOT BEEN REPAIRED. THE CURRENT AND FAILURE MILEAGE IS APPROXIMATELY 60,000. RD

Look up ODI 10331374 at NHTSA ↗

Power Train:Automatic TransmissionToo few reports for a range78,000 mi3 (sparse)
ODI 10224750 · 78,000 mi

I OWN A 2003 DIAMANTE MITSUBISHI. THE PROBLEM STARTED WITH A CHECK ENGINE LIGHT COMING ON, FOGGING THE WINDOW WITH A FOWL TOXIC SMELL THEN THE CAR WOULD NOT HARDLY MOVE OUT GEAR. I WAS TOLD THAT THE CAR'S HEATER CORE LEAKED ONTO THE COMPUTER WHICH CAUSED THE TRANSMISSION RELAY TO SHORT OUT DO TO THE COMPUTER FAILING. THE COMPUTER WAS STILL UNDER WARRANTY AT 78,000 MILES BUT I STILL HAD TO PAY FOR THE NEW COMPUTER SYSTEM BECAUSE I WAS TOLD THAT IT WAS THE HEATER CORE THAT CAUSED THE COMPUTER TO FAIL. THIS IS SUCH A POOR DESIGN! THE COMPUTER SHO…

Look up ODI 10224750 at NHTSA ↗

ODI 10226354 · 114,132 mi

MY TRANSMISSION RELAY WENT OUT DUE TO A LEAK HEATER CORE. THE CORE HAS BEEN LEAKING FOR SOME TIME AND HAS FOGGED MY WINDOWS SO BAD I COULD NOT SEE AT TIMES, HAVING TO PULL OVER AND WIPE OFF THE FILM. THIS IS A SERIOUS PROBLEM WITH THESE CARS. *TR

Look up ODI 10226354 at NHTSA ↗

ODI 10240783 · 60,000 mi

I OWN A 2003 MITSUBISHI DIAMANTE, AROUND 60K MILES I STARTED NOTICING A SWEET SMELL FROM THE VENTS AND A CONSTANT FOG WHEN THE HEAT OR AIR WAS TURNED ON IN THE CAR. AFTER TAKING MY CAR TO THE MECHANIC I WAS TOLD THAT MY HEATER CORE WAS BUSTED. MY CAR ALSO SDRIVING IN "SAFE MODE" MEANING I CAN ONLY RUN IN SECOND GEAR WHICH IS BURNING A TANK OF GAS EVERY THREE DAY, I LOVE 10 MILES FROM WORK. MY CAR FLASHED IN NEUTRAL WILL IN DRIVE. AFTER RESEARCHING MY PROBLEMS I'VE NOTICE WELL OVER 1000 POSTED VIA INTERNET FROM OTHER MITSUBISHI DIAMANTE OWNERS H…

Look up ODI 10240783 at NHTSA ↗

Service Brakes, Hydraulic:Foundation Components:Disc:RotorToo few reports for a range20,500 mi2 (sparse)
ODI 10083344 · 11,000 mi

WHEN THE BRAKES WERE APPLIED, THE VEHICLE VIBRATED UNCONTROLLABLY. THE DRIVER WAS ABLE TO MAINTAIN CONTROL OF THE VEHICLE AND DROVE IT TO A REPAIR SHOP FOR INSPECTION. THE MECHANIC INFORMED THE CONSUMER THAT THE ROTORS AND PADS MAY NEED TO BE REPLACED. *JB THE CONSUMER FOUND NOTHING APPARENTLY WRONG BEFORE THE PARTS WERE DISCARDED. *SC *JB

Look up ODI 10083344 at NHTSA ↗

ODI 10114500 · 30,000 mi

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 FOUR NEW TIRES, BUT PROBLEM STILL OCCURS. I AM AFRAID THAT ONE DAY WHILE DRIVING THIS CAR THE BRAKES WILL FAIL AND CAUSE MY FAMILY AND I SERIOUS INJURY . THIS IS A 2003 MITSUBISHI DIAMANTE, AND THE INCIDENTS HAVE OCCURRED DAILY 3 MONTHS AFTER I PURCHASED THE VEHICLE.*AK

Look up ODI 10114500 at NHTSA ↗

TiresToo few reports for a range108,127 mi2 (sparse)
ODI 10043641 · 12 mi

2003/MITSUBISHI/DIAMANTE VR-X ON OCT 18 2003 I GOT MY NEW CAR AND IT HAS BEEN SHAKING AT ALL TIMES IT WAS IN ON MONDAY 20 TUESDAY 21 WEDNESDAY 22 FROM 22 OF OCT TO 27 I AM STILL NOT DRIVING MY CAR I HAV NO SEEN IT AND MY SHAKING IT STILL NOT FIXED.*AK

Look up ODI 10043641 at NHTSA ↗

ODI 11233933 · 216,242 mi

TL* THE CONTACT OWNS A 2003 MITSUBISHI DIAMANTE EQUIPPED WITH COOPER CS3 TIRES (NA). WHILE DRIVING 25 MPH, AIR FROM THE VEHICLE'S FRONT DRIVER SIDE TIRE BEGAN TO BE RELEASED. THE CONTACT PULLED THE VEHICLE INTO A FUEL STATION/REPAIR SHOP WHERE THE TIRE WAS REPLACED. THE CONTACT TOOK THE VEHICLE TO THE INDEPENDENT MECHANIC THAT SOLD HIM THE TIRES. THE TIRES WERE MEASURED AND THE CONTACT WAS INFORMED THAT EACH OF THEM NEEDED TO BE REPLACED. THE DEALER WAS NOT CONTACTED. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE. THE TIRE SIZE WAS UNKNOWN. THE …

Look up ODI 11233933 at NHTSA ↗

VisibilityToo few reports for a range55,000 mi2 (sparse)
ODI 10318872 · 62,000 mi

I HAVE A 2003 MITSUBISHI DIAMANTE WITH 60,000 PLUS MILES. FOR THE PAST SEVERAL MONTHS I HAVE NOTICED A STRONG SMELL OF ANTI-FREEZE COMING FROM THE VENTS AND THE WINDOWS CONSTANTLY FOGGING UP, SOMETIMES TO THE POINT THAT I CANNOT SEE TO DRIVE. I HAVE READ MANY SIMILAR COMPLAINTS AND AGREE WITH OTHERS THAT MITSUBISHI NEEDS TO ISSUE A RECALL FOR THE HEATER CORE, AS I AM SURE THIS IS THE PROBLEM. I HAVE YET TO TAKE MINE IN TO GET IT REPAIRED, SO I DON'T HAVE A COST QUOTE AT THIS TIME. *TR

Look up ODI 10318872 at NHTSA ↗

ODI 10321417 · 48,000 mi

INFORMATION REDACTED PURSUANT TO THE FREEDOM OF INFORMATION ACT (FOIA), 5 U.S.C. 552(B)(6). THIS CONCERNS MY 2003 MITSUBISHI DIAMANTE. IT HAS LESS THAN 50,000 MILES ON IT AND IT HAS SUDDENLY STARTED SPEWING A LIGHT FILM ON THE INSIDE OF MY FRONT WINDSHIELD SO THAT I CANNOT SEE WELL...AND NOT AT ALL WHEN I AM HEADED INTO THE SUN. I HAVE CHECKED ON THE INTERNET AND A LOT OF PEOPLE ARE HAVING THE SAME PROBLEM WITH MITSUBISHI DIAMANTES GOING BACK SEVERAL MODEL YEARS. ALL DIAMANTES NEED TO BE RECALLED AND THE HEATER CORE AND/OR ITS O RINGS…

Look up ODI 10321417 at NHTSA ↗

EquipmentToo few reports for a range15,000 mi1 (sparse)
ODI 10134166 · 15,000 mi

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.

Look up ODI 10134166 at NHTSA ↗

Complaint and recall timeline

Explore monthly filing activity alongside recall announcements. Up to ten years of monthly history is available.

1 reports2024-102026-09

Solid line: filed complaints. Dashed amber lines: recall announcement dates for this vehicle selection; markers include all recall components. The latest month is partial. Temporal proximity does not establish causation.

Monthly counts, recall campaigns and complaint examples
Monthly complaint and recall timeline
MonthComplaintsCampaigns announcedExamples
2024-100None

No examples available for this selection.

2024-110None

No examples available for this selection.

2024-120None

No examples available for this selection.

2025-010None

No examples available for this selection.

2025-020None

No examples available for this selection.

2025-030None

No examples available for this selection.

2025-040None

No examples available for this selection.

2025-050None

No examples available for this selection.

2025-060None

No examples available for this selection.

2025-070None

No examples available for this selection.

2025-080None

No examples available for this selection.

2025-090None

No examples available for this selection.

2025-100None

No examples available for this selection.

2025-110None

No examples available for this selection.

2025-120None

No examples available for this selection.

2026-010None

No examples available for this selection.

2026-020None

No examples available for this selection.

2026-030None

No examples available for this selection.

2026-040None

No examples available for this selection.

2026-050None

No examples available for this selection.

2026-060None

No examples available for this selection.

2026-070None

No examples available for this selection.

2026-080None

No examples available for this selection.

2026-09 (partial)0None

No examples available for this selection.

Emerging complaint spikes

Complete months in the latest six months with at least 10 complaints, at least twice the preceding 12-month average, and at least three square-root deviations above that average.

This is a descriptive screening rule, not a statistical defect finding. Publicity and reporting changes can increase submissions.

No complete months meet the spike thresholds for this selection.

Equal-age model-year comparison

Model-wide cumulative reports during the first three or five calendar years, starting with the model year (age 0). Only fully elapsed windows are compared.

Age 0Age 1Age 219 reports

2003: 19 complaints · 2004: 0 complaints

Equal observation windows
Model yearThrough age 0Through age 1Through age 2
20032919
2004000
Date coverage across each selected cohort
Date basis for all complaints in selected model years
YearIncident dates usedFiling date fallbacksExcluded dates
20035600
2004300

Incident date is preferred when valid and no later than filing; otherwise filing date is used. Model year approximates age. Equal observation time does not adjust for sales, distance driven or reporting delays. One complaint linked to multiple model years can appear in each cohort.

Components reported together

Each cell counts unique complaints naming both components. Open a nonzero cell for examples.

Component co-occurrence matrix
ComponentVisibility:Defroster/Defogger/Hvac System:Heater CoreEngine And Engine Cooling:Cooling SystemEngine And Engine CoolingPower Train:Automatic TransmissionService Brakes, Hydraulic:Foundation Components:Disc:RotorTiresVisibilityEquipment
Visibility:Defroster/Defogger/Hvac System:Heater Core—
4
ODI 10172928 · 65,000 mi

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, …

Look up ODI 10172928 at NHTSA ↗

ODI 10186639 · 60,000 mi

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

Look up ODI 10186639 at NHTSA ↗

ODI 10211220 · 86,000 mi

THIS IS A MITSUBISHI DIAMANTE 2003 ES. I'M EXPERIENCING A SWEET SMELL OF ANTI-FREEZE INSIDE THE CAR AS SOON AS I TURN ON HEATING. ANTI-FREEZE CONTAINS ETHYLENE GLYCON AND THE FUMES ARE HIGHLY TOXIC. FIXING THE HEATER CORE WILL COST $1300. I AM FILING THIS COMPLAINT TO ASCERTAIN THAT THIS IS A VERY VERY COMMON PROBLEM IN MITSUBISHI DIAMANTE AND MITSUBISHI MOTORS SHOULD BE AWARE OF THREE MAIN RISK ASSOCIATED WITH THIS: (1) THE DEFECT EXPOSES CUSTOMERS TO UNUSUAL LEVEL OF TOXIC ETHYLENE GLYCOL WHICH SHOULD NOT EXCEED 10-25 PPM LEVELS (CONSULT MSD…

Look up ODI 10211220 at NHTSA ↗

000000
Engine And Engine Cooling:Cooling System
4
ODI 10172928 · 65,000 mi

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, …

Look up ODI 10172928 at NHTSA ↗

ODI 10186639 · 60,000 mi

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

Look up ODI 10186639 at NHTSA ↗

ODI 10211220 · 86,000 mi

THIS IS A MITSUBISHI DIAMANTE 2003 ES. I'M EXPERIENCING A SWEET SMELL OF ANTI-FREEZE INSIDE THE CAR AS SOON AS I TURN ON HEATING. ANTI-FREEZE CONTAINS ETHYLENE GLYCON AND THE FUMES ARE HIGHLY TOXIC. FIXING THE HEATER CORE WILL COST $1300. I AM FILING THIS COMPLAINT TO ASCERTAIN THAT THIS IS A VERY VERY COMMON PROBLEM IN MITSUBISHI DIAMANTE AND MITSUBISHI MOTORS SHOULD BE AWARE OF THREE MAIN RISK ASSOCIATED WITH THIS: (1) THE DEFECT EXPOSES CUSTOMERS TO UNUSUAL LEVEL OF TOXIC ETHYLENE GLYCOL WHICH SHOULD NOT EXCEED 10-25 PPM LEVELS (CONSULT MSD…

Look up ODI 10211220 at NHTSA ↗

—0
3
ODI 10224750 · 78,000 mi

I OWN A 2003 DIAMANTE MITSUBISHI. THE PROBLEM STARTED WITH A CHECK ENGINE LIGHT COMING ON, FOGGING THE WINDOW WITH A FOWL TOXIC SMELL THEN THE CAR WOULD NOT HARDLY MOVE OUT GEAR. I WAS TOLD THAT THE CAR'S HEATER CORE LEAKED ONTO THE COMPUTER WHICH CAUSED THE TRANSMISSION RELAY TO SHORT OUT DO TO THE COMPUTER FAILING. THE COMPUTER WAS STILL UNDER WARRANTY AT 78,000 MILES BUT I STILL HAD TO PAY FOR THE NEW COMPUTER SYSTEM BECAUSE I WAS TOLD THAT IT WAS THE HEATER CORE THAT CAUSED THE COMPUTER TO FAIL. THIS IS SUCH A POOR DESIGN! THE COMPUTER SHO…

Look up ODI 10224750 at NHTSA ↗

ODI 10226354 · 114,132 mi

MY TRANSMISSION RELAY WENT OUT DUE TO A LEAK HEATER CORE. THE CORE HAS BEEN LEAKING FOR SOME TIME AND HAS FOGGED MY WINDOWS SO BAD I COULD NOT SEE AT TIMES, HAVING TO PULL OVER AND WIPE OFF THE FILM. THIS IS A SERIOUS PROBLEM WITH THESE CARS. *TR

Look up ODI 10226354 at NHTSA ↗

ODI 10240783 · 60,000 mi

I OWN A 2003 MITSUBISHI DIAMANTE, AROUND 60K MILES I STARTED NOTICING A SWEET SMELL FROM THE VENTS AND A CONSTANT FOG WHEN THE HEAT OR AIR WAS TURNED ON IN THE CAR. AFTER TAKING MY CAR TO THE MECHANIC I WAS TOLD THAT MY HEATER CORE WAS BUSTED. MY CAR ALSO SDRIVING IN "SAFE MODE" MEANING I CAN ONLY RUN IN SECOND GEAR WHICH IS BURNING A TANK OF GAS EVERY THREE DAY, I LOVE 10 MILES FROM WORK. MY CAR FLASHED IN NEUTRAL WILL IN DRIVE. AFTER RESEARCHING MY PROBLEMS I'VE NOTICE WELL OVER 1000 POSTED VIA INTERNET FROM OTHER MITSUBISHI DIAMANTE OWNERS H…

Look up ODI 10240783 at NHTSA ↗

0000
Engine And Engine Cooling00—000
1
ODI 10318872 · 62,000 mi

I HAVE A 2003 MITSUBISHI DIAMANTE WITH 60,000 PLUS MILES. FOR THE PAST SEVERAL MONTHS I HAVE NOTICED A STRONG SMELL OF ANTI-FREEZE COMING FROM THE VENTS AND THE WINDOWS CONSTANTLY FOGGING UP, SOMETIMES TO THE POINT THAT I CANNOT SEE TO DRIVE. I HAVE READ MANY SIMILAR COMPLAINTS AND AGREE WITH OTHERS THAT MITSUBISHI NEEDS TO ISSUE A RECALL FOR THE HEATER CORE, AS I AM SURE THIS IS THE PROBLEM. I HAVE YET TO TAKE MINE IN TO GET IT REPAIRED, SO I DON'T HAVE A COST QUOTE AT THIS TIME. *TR

Look up ODI 10318872 at NHTSA ↗

0
Power Train:Automatic Transmission0
3
ODI 10224750 · 78,000 mi

I OWN A 2003 DIAMANTE MITSUBISHI. THE PROBLEM STARTED WITH A CHECK ENGINE LIGHT COMING ON, FOGGING THE WINDOW WITH A FOWL TOXIC SMELL THEN THE CAR WOULD NOT HARDLY MOVE OUT GEAR. I WAS TOLD THAT THE CAR'S HEATER CORE LEAKED ONTO THE COMPUTER WHICH CAUSED THE TRANSMISSION RELAY TO SHORT OUT DO TO THE COMPUTER FAILING. THE COMPUTER WAS STILL UNDER WARRANTY AT 78,000 MILES BUT I STILL HAD TO PAY FOR THE NEW COMPUTER SYSTEM BECAUSE I WAS TOLD THAT IT WAS THE HEATER CORE THAT CAUSED THE COMPUTER TO FAIL. THIS IS SUCH A POOR DESIGN! THE COMPUTER SHO…

Look up ODI 10224750 at NHTSA ↗

ODI 10226354 · 114,132 mi

MY TRANSMISSION RELAY WENT OUT DUE TO A LEAK HEATER CORE. THE CORE HAS BEEN LEAKING FOR SOME TIME AND HAS FOGGED MY WINDOWS SO BAD I COULD NOT SEE AT TIMES, HAVING TO PULL OVER AND WIPE OFF THE FILM. THIS IS A SERIOUS PROBLEM WITH THESE CARS. *TR

Look up ODI 10226354 at NHTSA ↗

ODI 10240783 · 60,000 mi

I OWN A 2003 MITSUBISHI DIAMANTE, AROUND 60K MILES I STARTED NOTICING A SWEET SMELL FROM THE VENTS AND A CONSTANT FOG WHEN THE HEAT OR AIR WAS TURNED ON IN THE CAR. AFTER TAKING MY CAR TO THE MECHANIC I WAS TOLD THAT MY HEATER CORE WAS BUSTED. MY CAR ALSO SDRIVING IN "SAFE MODE" MEANING I CAN ONLY RUN IN SECOND GEAR WHICH IS BURNING A TANK OF GAS EVERY THREE DAY, I LOVE 10 MILES FROM WORK. MY CAR FLASHED IN NEUTRAL WILL IN DRIVE. AFTER RESEARCHING MY PROBLEMS I'VE NOTICE WELL OVER 1000 POSTED VIA INTERNET FROM OTHER MITSUBISHI DIAMANTE OWNERS H…

Look up ODI 10240783 at NHTSA ↗

0—0000
Service Brakes, Hydraulic:Foundation Components:Disc:Rotor0000—00
1
ODI 10155554

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

Look up ODI 10155554 at NHTSA ↗

Tires00000—00
Visibility00
1
ODI 10318872 · 62,000 mi

I HAVE A 2003 MITSUBISHI DIAMANTE WITH 60,000 PLUS MILES. FOR THE PAST SEVERAL MONTHS I HAVE NOTICED A STRONG SMELL OF ANTI-FREEZE COMING FROM THE VENTS AND THE WINDOWS CONSTANTLY FOGGING UP, SOMETIMES TO THE POINT THAT I CANNOT SEE TO DRIVE. I HAVE READ MANY SIMILAR COMPLAINTS AND AGREE WITH OTHERS THAT MITSUBISHI NEEDS TO ISSUE A RECALL FOR THE HEATER CORE, AS I AM SURE THIS IS THE PROBLEM. I HAVE YET TO TAKE MINE IN TO GET IT REPAIRED, SO I DON'T HAVE A COST QUOTE AT THIS TIME. *TR

Look up ODI 10318872 at NHTSA ↗

000—0
Equipment0000
1
ODI 10155554

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

Look up ODI 10155554 at NHTSA ↗

00—

Co-reporting does not establish that one component caused another concern.

Recurring narrative patterns

Specific keyword mentions beyond broad component labels. Matching includes negations and comparisons and does not confirm a diagnosis.

3 patterns with matching reports.

Warning lights and dashboard alerts

6 mentions · 10.7% of complaints

Median mileage: 42,500 mi (6 usable records).

ODI 10072858 · 6,000 mi

I HAVE A NEW 2003 MITSUBISHI DIAMANTE, WHICH IVE TAKEN BACK TO THE DEALERSHIP 3 TIMES NOW WITH THE SAME TWO ISSUES: THE FRONT BREAKS MAKE NOISE AND MY STEARING WHEEL VIBRATES WHEN I BRAKE AND THE CHECK ENGINE SERVICE SOON LIGHT KEEPS COMING ON.*AK ONE OF THE DEALERS EMPLOYEES TOLD ME THAT THE BRAKES ISSUES WAS VERY COMMON AS SOMETIMES THE CARS SIT FOR A LONG TIME IN A LOT BEFORE THEY ARE SOLD. THIS DOES NOT MAKE FEEL SAFE DRIVING THIS VEHICLE AT THIS MOMENT. THE DEALER WILL FIX THE LIGHT AND BRAKE ISSUE ASSURING ME THAT ITS ALL FINE N…

Look up ODI 10072858 at NHTSA ↗

ODI 10154930 · 52,000 mi

STEERING WHEEL BEGAN TO SHAKE AND VISIBLE FUMES BEGAN ENTERING VEHICLE THROUGH AIR VENTS. THERE WAS A STRONG STENCH OF ANTI-FREEZE. CHECK ENGINE LIGHT WAS ON AND VEHICLE BECAME HARD TO CONTROL. AFTER TAKING CAR TO LOCAL DEALERSHIP, I WAS IMMEDIATELY TOLD, EVEN BEFORE AN INSPECTION WAS DONE, THAT THE HEATER CORE ON VEHICLE HAD A SLOW LEAK THAT OVER THE COURSE OF "SEVERAL MONTHS" THAT EVENTUALLY LEAKED ON TO THE TRANSMISSION ELECTRIC BOX AND SHORTED OUT THE ENTIRE SYSTEM. IT SEEMED OBVIOUS THAT THIS WAS A FAMILIAR ISSUE WITH THIS PARTICULAR VEHIC…

Look up ODI 10154930 at NHTSA ↗

ODI 10196444 · 33,000 mi

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 OD…

Look up ODI 10196444 at NHTSA ↗

Matching rule\b(warning light\w*|check engine|dashboard warning\w*|malfunction indicator)\b

Hard or delayed shifting

2 mentions · 3.6% of complaints

Median mileage: 22,500 mi (2 usable records).

ODI 10114500 · 30,000 mi

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 FOUR NEW TIRES, BUT PROBLEM STILL OCCURS. I AM AFRAID THAT ONE DAY WHILE DRIVING THIS CAR THE BRAKES WILL FAIL AND CAUSE MY FAMILY AND I SERIOUS INJURY . THIS IS A 2003 MITSUBISHI DIAMANTE, AND THE INCIDENTS HAVE OCCURRED DAILY 3 MONTHS AFTER I PURCHASED THE VEHICLE.*AK

Look up ODI 10114500 at NHTSA ↗

ODI 10134166 · 15,000 mi

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.

Look up ODI 10134166 at NHTSA ↗

Matching rule\b(hard shift\w*|rough shift\w*|delay\w* shift\w*|shift\w* hard|jerk\w*|lurch\w*)\b

Battery drain and no-start mentions

1 mentions · 1.8% of complaints

Median mileage: 40,000 mi (1 usable records).

ODI 10117995 · 40,000 mi

CAR DOORS ARE LOCKING BY THEMSELVES, THE ALARM FOR KEYS BEING LEFT IN THE IGNITION NO LONGER SOUNDS, THE AUTOMATIC UNLOCK WHEN KEYS LEFT IN THE IGNITION NO LONGER WORKS, AND THE HEADLIGHTS DO NOT TURN OFF WHEN THE CAR IS TURNED OFF AND DOOR OPENED. HAVE BEEN STRANDED SEVERAL TIMES DUE TO KEYS LOCKED IN THE CAR, AND A DEAD BATTERY DUE TO HEADLIGHTS BEING LEFT ON.*AK

Look up ODI 10117995 at NHTSA ↗

Matching rule\b(parasitic drain|battery drain\w*|dead battery|won.t start|would not start|no.start)\b