Auto Recall Watch
U.S. public vehicle records

2000 Mitsubishi DIAMANTE problems and owner complaints

Explore the records behind recurring owner reports.

Key facts

51 owner complaints analyzed

3 distinct recall campaigns

57,171 mi median reported failure mileage

Scope: 2000 model year. Data updated: . 22 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 20 of 51 complaints (39.2%). A complaint can name multiple components.

Recurring terms in complaint narratives
TopicMatching reportsShare of complaints
Braking behavior611.8%
Fuel system concerns47.8%
Engine operation35.9%
Transmission and shifting23.9%
Steering behavior23.9%
Electrical and battery issues12.0%

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
20
Visibility:Defroster/Defogger/Hvac System
4
Air Bags:Frontal
2
Engine And Engine Cooling:Cooling System
2
Engine And Engine Cooling:Exhaust System
2
Fuel System, Gasoline:Storage:Tank Assembly
2
Power Train:Automatic Transmission:Control Module (Tcm/Pcm/Tecm)
2
Service Brakes, Hydraulic
2
Component breakdown data
CategoryCount
Visibility:Defroster/Defogger/Hvac System:Heater Core20
Visibility:Defroster/Defogger/Hvac System4
Air Bags:Frontal2
Engine And Engine Cooling:Cooling System2
Engine And Engine Cooling:Exhaust System2
Fuel System, Gasoline:Storage:Tank Assembly2
Power Train:Automatic Transmission:Control Module (Tcm/Pcm/Tecm)2
Service Brakes, Hydraulic2

Visibility:Defroster/Defogger/Hvac System:Heater Core: 20; Visibility:Defroster/Defogger/Hvac System: 4; Air Bags:Frontal: 2; Engine And Engine Cooling:Cooling System: 2; Engine And Engine Cooling:Exhaust System: 2; Fuel System, Gasoline:Storage:Tank Assembly: 2; Power Train:Automatic Transmission:Control Module (Tcm/Pcm/Tecm): 2; Service Brakes, Hydraulic: 2

Reported problems by failure mileage

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

Under 25,000
1
25,000 to 49,999
7
50,000 to 74,999
7
75,000 to 99,999
6
100,000 to 149,999
1
150,000 and above
0
Reported problems by failure mileage data
CategoryCount
Under 25,0001
25,000 to 49,9997
50,000 to 74,9997
75,000 to 99,9996
100,000 to 149,9991
150,000 and above0

Under 25,000: 1; 25,000 to 49,999: 7; 50,000 to 74,999: 7; 75,000 to 99,999: 6; 100,000 to 149,999: 1; 150,000 and above: 0

25,000 to 49,999 miles has the most reports with usable mileage (7). 29 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.

2000
4
2001
8
2002
4
2003
8
2004
12
2005
9
2007
3
2008
1
2010
2
Complaints over time data
CategoryCount
20004
20018
20024
20038
200412
20059
20073
20081
20102

2000: 4; 2001: 8; 2002: 4; 2003: 8; 2004: 12; 2005: 9; 2007: 3; 2008: 1; 2010: 2

Pattern summary

Visibility:Defroster/Defogger/Hvac System:Heater Core leads the component reports. Braking behavior appears in 6 complaint narratives. Fuel system concerns appears in 4 complaint narratives. Engine operation appears in 3 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 10003968 · 2003-01-15 (January 15, 2003)

THE VEHICLE WAS EXPERIENCING PROBLEMS WITH THE BRAKES. THE VEHICLE WAS TAKEN TO THE DEALER WHO IGNORED THE PROBLEM AND DENIED SERVICE. *NLM

Owner-reported narrative. 11,000 miles reported. Look up ODI 10003968 at NHTSA ↗

Owner report 10050124 · 2003-12-05 (December 5, 2003)

WHILE DRIVING ABS LIGHT ILLUMINATED AND THE BRAKES FAILED. VEHICLE WAS TOWED TO THE DEALER, WHO DETERMINED THAT THE ABS CHIP MALFUNCTIONED, AND HAD TO BE REPLACED. *AK

Owner-reported narrative. 32,000 miles reported. Look up ODI 10050124 at NHTSA ↗

Owner report 10124671 · 2005-06-09 (June 9, 2005)

DT: CONSUMER HAS 2000 MITSUBISHI DIAMANTE WHOSE GAS TANK LEAKS CONSUMER TOOK VEHICLE TO DEALER, AND DEALER FOUND GAS LEAKAGE, BUT COULD NOT FIND ANY HOLE IN THE GAS TANK. *AK

Owner-reported narrative. 64,000 miles reported. Look up ODI 10124671 at NHTSA ↗

Owner report 747471 · 2001-06-27 (June 27, 2001)

MY GAS TANK DOES NOT VENT PROPERLY - THE CAR HAS A DETINATION PROBLEM AND HAS EXPLODED ON FOUR OCCATIONS WITH A FORCE THAT ROCKS THE CAR. I DON'T WANT TO GET IN IT ANYMORE, NOR DOES MY FAMILY. IT HAS BEEN IN THE SHOP FOR 25 DAYS. *AK

Owner-reported narrative. Look up ODI 747471 at NHTSA ↗

Owner report 10006062 · 2003-01-31 (January 31, 2003)

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

Owner-reported narrative. Look up ODI 10006062 at NHTSA ↗

Owner report 755964 · 2001-12-23 (December 23, 2001)

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…

Owner-reported narrative. Look up ODI 755964 at NHTSA ↗

Owner report 10112464 · 2005-03-03 (March 3, 2005)

WE HAVE A FIVE-YEAR-OLD MITSUBISHI DIAMANTE. FOR THE LAST WEEK, MY HUSBAND, SCOTT HAS SMELLED A SWEET SMELL IN HIS CAR AND HAD A PROBLEM WITH THE WINDOWS FOGGING. TUESDAY MORNING HE STARTED LOSING FORWARD POWER WHEN DRIVING TO WORK ON I480. HE NOTICED THAT HIS DASHBOARD TRANSMISSION LIGHTS WERE ACTING FUNNY SO HE CALLED OUR MITSUBISHI DEALER. THE SERVICE PEOPLE ASKED IF HE HAD NOTICED THAT THE WINDOWS WERE FOGGING OR IF HE SMELLED ANY ANTI-FREEZE COMING FROM THE HEATER. SCOTT WAS ASTONISHED THAT THE SWEET SMELL WAS ANTIFREEZE. THE SERVICE…

Owner-reported narrative. 60,342 miles reported. Look up ODI 10112464 at NHTSA ↗

Owner report 896673 · 2001-09-21 (September 21, 2001)

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…

Owner-reported narrative. Look up ODI 896673 at NHTSA ↗

Owner report 757068 · 2002-01-19 (January 19, 2002)

WHILE MAKING A RIGHT TURN (IN PARTIVULARLY OFF A MAJOR HIGHWAY) THE CAR WILSTALL - NO POWER, BRAKES, OR POWER STEERING. NUMEROUS COMPLAINTS HAVE BEENT ODEALER AND THEY HAVE MMENTIONEDTHTA THIS IS A PROBLEM WITH THEVEHICLE BUT CANNOT BE FIXED. PLEASE NOTE THAT WITH THE CAR STALLING AT SUCH SPEEDS, GETTING REAR ENDED IS INEVITABLE IN PARTICULAR WITH TRUCKS. *AK

Owner-reported narrative. Look up ODI 757068 at NHTSA ↗

Owner report 742288 · 2001-03-12 (March 12, 2001)

THE FIRST INCIDENT OCCURRED ON 2/20/2001. ESTIMATED SPEED WAS 35 MPH. THE IGNITION FUSE BLEW AND THE ENTIRE CAR WENT DEAD. I WAS NOT USING ANY OTHER ELECTRICAL COMPONENT IN THE CAR AT THE TIME (I.E. RADIO, LIGHTS, ETC). TOWED TO DEALER WHO DETERMINED THE PROBLEM. THEY KEPT IT FOR SEVERAL DAYS AND THE PROBLEM DID NOT REOCCUR. A FEW DAYS AFTER I GOT THE CAR BACK, THE VERY SAME THING HAPPENED. THIS WAS ON 2/28. AGAIN TOWED TO THE DEALER. AGAIN REPLACED THE FUSE. AGAIN KEPT IT FOR A WEEK AND DROVE IT CONTINUALLY WITH NO PROBLEM. I GOT TH…

Owner-reported narrative. Look up ODI 742288 at NHTSA ↗

Explore the data

Vehicle analysis explorer

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

Data completeness

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

43.1%Usable mileage22 / 51 records
90.2%Valid incident date46 / 51 records
100.0%Valid filing date51 / 51 records
90.2%Ordered incident and filing dates46 / 51 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…

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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 Core43,000–82,000 mi72,000 mi13
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 ↗

ODI 10040772 · 80,000 mi

DEALER REPLACED THE HEATER CORE AT 37,000 MILES, AND AT 80,000 MILES THE HEATHER CORE FAILED AGAIN. CONSUMER FOUND TWO TECHNICAL SERVICE BULLETINS PERTAINING TO THIS PROBLEM.*AK IN BOTH INCIDENTS, THE WINDSHIELD BECAME FOGGY ON THE INSIDE AND THE DEFROST FAIL TO CLEAR IT. MECHANIC STATED THE O-RING FAILED. WHEN THIS OCCURRED, ANTIFREEZE LEAKED INTO THE ENGINE PARTS. THE ANTI FREEZE GOT HEATED AND EVAPORATED. IT THEN SEEKS THROUGH THE VENTS ONTO THE WINDSHIELD. CONSUMER NOTED THIS POSED TWO SAFETY HAZARDS. REPAIRING DEALER STATED …

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ODI 10090591 · 53,000 mi

FOR SEVERAL WEEKS IT WAS BECOMING INCREASINGLY DIFFICULT FOR ME TO CLEAR THE WINDSHIELD ON MY CAR AND I ATTRIBUTED IT TO HOT, HUMID WEATHER. COMING BACK ON THE FREEWAY ONE EVENING IT SUDDENLY BECAME MUCH WORSE AND MY HUSBAND AND I TRIED MANY DIFFERENT COMBINATIONS OF COOL/WARM/FRESH AIR TO BE ABLE TO SEE OUT OF THE WINDOW, BUT IT NEVER FULLY CLEARED. IT WAS DANGEROUS TO DRIVE UNDER THOSE CONDITIONS, BUT WE MADE IT HOME. THERE WAS A WHITISH FILM BEGINNING TO FORM ON THE WINDOW, VISIBLE IN DAYLIGHT. WHAT WAS IN THE FUMES THAT FORMED THE FILM …

Look up ODI 10090591 at NHTSA ↗

Visibility:Defroster/Defogger/Hvac SystemToo few reports for a range46,500 mi2 (sparse)
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 ↗

ODI 10181870 · 40,000 mi

FRONT WINDSHIELD FOGS UP, STRONG SMELL OF ANTI-FREEZE, CAN'T CLEAR THE FOG WITH DEFOGGER, READ POTENTIAL RISKS TO HEALTH BECAUSE OF THE CONTACT TO ANTI-FREEZE FUMES. *JB

Look up ODI 10181870 at NHTSA ↗

Engine And Engine Cooling:Cooling SystemToo few reports for a range86,000 mi1 (sparse)
ODI 10243955 · 86,000 mi

MY WIFE AND I NOTICED ANTIFREEZE ODOR COMING IN THROUGH VENTS. WHEN OUR WINDOWS WOULD FOG, OUR DEFROSTER WOULDN'T WORK. THEN OUR PASSENGER SIDE FLOOR WAS SOAKED WITH ANTIFREEZE. WE TOOK THE CAR TO THE DEALER, OUR HEATER CORE WAS LEAKING. COST WAS $1300 TO REPAIR. MITSUBISHI SHOULD BE HELD RESPONSIBLE!! TOO MANY COMPLAINTS. *TR

Look up ODI 10243955 at NHTSA ↗

Fuel System, Gasoline:Storage:Tank AssemblyToo few reports for a range64,000 mi1 (sparse)
ODI 10124671 · 64,000 mi

DT: CONSUMER HAS 2000 MITSUBISHI DIAMANTE WHOSE GAS TANK LEAKS CONSUMER TOOK VEHICLE TO DEALER, AND DEALER FOUND GAS LEAKAGE, BUT COULD NOT FIND ANY HOLE IN THE GAS TANK. *AK

Look up ODI 10124671 at NHTSA ↗

Power Train:Automatic Transmission:Control Module (Tcm/Pcm/Tecm)Too few reports for a range73,755 mi2 (sparse)
ODI 10112464 · 60,342 mi

WE HAVE A FIVE-YEAR-OLD MITSUBISHI DIAMANTE. FOR THE LAST WEEK, MY HUSBAND, SCOTT HAS SMELLED A SWEET SMELL IN HIS CAR AND HAD A PROBLEM WITH THE WINDOWS FOGGING. TUESDAY MORNING HE STARTED LOSING FORWARD POWER WHEN DRIVING TO WORK ON I480. HE NOTICED THAT HIS DASHBOARD TRANSMISSION LIGHTS WERE ACTING FUNNY SO HE CALLED OUR MITSUBISHI DEALER. THE SERVICE PEOPLE ASKED IF HE HAD NOTICED THAT THE WINDOWS WERE FOGGING OR IF HE SMELLED ANY ANTI-FREEZE COMING FROM THE HEATER. SCOTT WAS ASTONISHED THAT THE SWEET SMELL WAS ANTIFREEZE. THE SERVICE…

Look up ODI 10112464 at NHTSA ↗

ODI 10139382 · 87,168 mi

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 "…

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Service Brakes, HydraulicToo few reports for a range11,000 mi1 (sparse)
ODI 10003968 · 11,000 mi

THE VEHICLE WAS EXPERIENCING PROBLEMS WITH THE BRAKES. THE VEHICLE WAS TAKEN TO THE DEALER WHO IGNORED THE PROBLEM AND DENIED SERVICE. *NLM

Look up ODI 10003968 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 CoreVisibility:Defroster/Defogger/Hvac SystemAir Bags:FrontalEngine And Engine Cooling:Cooling SystemEngine And Engine Cooling:Exhaust SystemFuel System, Gasoline:Storage:Tank AssemblyPower Train:Automatic Transmission:Control Module (Tcm/Pcm/Tecm)Service Brakes, Hydraulic
Visibility:Defroster/Defogger/Hvac System:Heater Core—00000
1
ODI 10139382 · 87,168 mi

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 "…

Look up ODI 10139382 at NHTSA ↗

0
Visibility:Defroster/Defogger/Hvac System0—000000
Air Bags:Frontal00—00000
Engine And Engine Cooling:Cooling System000—0000
Engine And Engine Cooling:Exhaust System0000—000
Fuel System, Gasoline:Storage:Tank Assembly00000—00
Power Train:Automatic Transmission:Control Module (Tcm/Pcm/Tecm)
1
ODI 10139382 · 87,168 mi

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 "…

Look up ODI 10139382 at NHTSA ↗

00000—0
Service Brakes, Hydraulic0000000—

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.

6 patterns with matching reports.

Hard or delayed shifting

3 mentions · 5.9% of complaints

Median mileage: 28,000 mi (1 usable records).

ODI 10021769 · 28,000 mi

THE VEHICLE JERKED AS IF IT WAS GOING TO SHUT OFF AND SOMETIMES IT COMPLETELY SHUT DOWN INTERMITTENTLY. *TS *JB

Look up ODI 10021769 at NHTSA ↗

ODI 10308600

WHEN I FIRST START THE CAR, DRIVE ABOUT A HALF BLOCK, OBTAIN DESIRED SPEED, TAKE MY FOOT OFF THE ACCELERATOR, AND THEN WHEN THE CAR SLOWS DOWN, I PRESS DOWN ON THE ACCELERATOR, NOTHING HAPPENS. SO I PRESS DOWN FURTHER ON THE GAS PEDAL, AND SUDDENLY THE CAR LURCHES FORWARD OUT OF CONTROL. SO THEN I HAVE TO IMMEDIATELY TAKE MY FOOT OFF THE GAS PEDAL AND BRAKE SLIGHTLY UNTIL THE CAR GOES THE RIGHT SPEED. THIS HAS HAPPENED ONLY WHEN THE CAR WAS COLD AND ONLY INTERMITTENTLY, ABOUT SEVEN TIMES IN THE LAST 10 YEARS. MY MECHANIC SUPPOSEDLY FIXED IT, BU…

Look up ODI 10308600 at NHTSA ↗

ODI 10324254

2000 MITSUBISHI DIAMANTE. CONSUMER STATES VEHICLE SURGED FORWARD. *TGW THE CONSUMER STATED WHEN LEAVING A PARKING LOT AND ATTEMPTING TO PULL INTO TRAFFIC, THE VEHICLE BARELY MOVED AT 5 MPH, EVEN THOUGH HE WAS PRESSING ON THE ACCELERATOR AND THE RPM WAS NOT MOVING. AFTER GOING ABOUT 1/4 OF A MILE, ALL OF A SUDDEN THE VEHICLE JUMPED INTO GEAR AND THE VEHICLE LURCHED FORWARD. THE NEXT DAY, A REPRESENTATIVE FROM MITSUBISHI WENT TO THE CONSUMER'S WORKPLACE AND EXAMINED THE VEHICLE. THE REPRESENTATIVE STATED THE THROTTLE CABLE NEEDED TO BE ADJUST…

Look up ODI 10324254 at NHTSA ↗

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

Stalling or loss of power

3 mentions · 5.9% of complaints

Median mileage: Unavailable (0 usable records).

ODI 10006062

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

Look up ODI 10006062 at NHTSA ↗

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 ↗

ODI 757068

WHILE MAKING A RIGHT TURN (IN PARTIVULARLY OFF A MAJOR HIGHWAY) THE CAR WILSTALL - NO POWER, BRAKES, OR POWER STEERING. NUMEROUS COMPLAINTS HAVE BEENT ODEALER AND THEY HAVE MMENTIONEDTHTA THIS IS A PROBLEM WITH THEVEHICLE BUT CANNOT BE FIXED. PLEASE NOTE THAT WITH THE CAR STALLING AT SUCH SPEEDS, GETTING REAR ENDED IS INEVITABLE IN PARTICULAR WITH TRUCKS. *AK

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Matching rule\b(stall\w*|loss of power|lost power|engine shut\w* off)\b

Warning lights and dashboard alerts

3 mentions · 5.9% of complaints

Median mileage: 87,168 mi (1 usable records).

ODI 10069914

WE HAVE A 2000 MITSUBISHI DIAMANTE WITH 32K MILES ON IT. CAR IS STILL UNDER FACTORY WARRANTY ALONG WITH AN EXTENDED WARRANTY WE HAVE PURCHASED. AFTER THE FIRST COUPLE OF THOUSAND MILES WE NOTICED A &#34;PULSING&#34; FEELING IN THE BRAKES AS WELL AS AN INTERMITTENT ABS WARNING LIGHT FLASH. WE MADE THE DEALER AWARE OF THIS SO THEY REPLACED ALL 4 AT APPROX. 11K. LESS THAN 10K AFTER THAT WE NOTICED THE SAME PROBLEM AND TOOK IT INTO A CLOSER DEALER TO WHERE WE LIVE, THEY REPLACED THE BRAKES AGAIN. NOW AGAIN ABOUT 10K THE BRAKES ARE HAVING THE SAME…

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ODI 10139382 · 87,168 mi

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 "…

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ODI 757807

AFTER BEING STOPPED A COUPLE OF MINUTES BECAUSE OF A PASSING TRAIN, WHEN PROCEEDING, THE CAR WOULD NOT MOVE MORE THAN, PROBABLY, 5 MPH. NOTICED A SMELL COMING IN, LIKE OIL BURNING. DIDN'T SEE NO SMOKE COMING OUT OF HOOD. CHECK ENGINE LIGHT CAME ON. PARKED CAR AND GOT OUT TO SEE BLACK SMOKE COMING FROM BEHIND THE CAR. TURNED OFF ENGINE AND TRIED TO TURN ON TO MOVE CAR, IT WOULDN'T TURN ON AGAIN. HAD CAR TOWED TO DEALER. IT HAPPENED RIGHT BEFORE ENTERING FREEWAY, THANK GOD.*AK

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

Steering assistance concerns

2 mentions · 3.9% of complaints

Median mileage: Unavailable (0 usable records).

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…

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ODI 757068

WHILE MAKING A RIGHT TURN (IN PARTIVULARLY OFF A MAJOR HIGHWAY) THE CAR WILSTALL - NO POWER, BRAKES, OR POWER STEERING. NUMEROUS COMPLAINTS HAVE BEENT ODEALER AND THEY HAVE MMENTIONEDTHTA THIS IS A PROBLEM WITH THEVEHICLE BUT CANNOT BE FIXED. PLEASE NOTE THAT WITH THE CAR STALLING AT SUCH SPEEDS, GETTING REAR ENDED IS INEVITABLE IN PARTICULAR WITH TRUCKS. *AK

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Matching rule\b(power steer\w*|steering assist\w*|steering lock\w*|steering wheel lock\w*)\b

Brake response concerns

1 mentions · 2.0% of complaints

Median mileage: 32,000 mi (1 usable records).

ODI 10050124 · 32,000 mi

WHILE DRIVING ABS LIGHT ILLUMINATED AND THE BRAKES FAILED. VEHICLE WAS TOWED TO THE DEALER, WHO DETERMINED THAT THE ABS CHIP MALFUNCTIONED, AND HAD TO BE REPLACED. *AK

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Matching rule\b(brake fail\w*|brakes fail\w*|brake pedal|braking distance|unintended braking|phantom braking)\b

Fuel smell or leak mentions

1 mentions · 2.0% of complaints

Median mileage: 64,000 mi (1 usable records).

ODI 10124671 · 64,000 mi

DT: CONSUMER HAS 2000 MITSUBISHI DIAMANTE WHOSE GAS TANK LEAKS CONSUMER TOOK VEHICLE TO DEALER, AND DEALER FOUND GAS LEAKAGE, BUT COULD NOT FIND ANY HOLE IN THE GAS TANK. *AK

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Matching rule\b(fuel leak\w*|gas leak\w*|gas(?:oline)? smell|smell\w* (?:of )?(?:fuel|gas))\b