RoadVitals

1997 Mitsubishi Diamante Owner Complaints

Reports submitted to NHTSA by owners and drivers, shown in full

Data refreshed

Complaints on fileComplaints are reports submitted to NHTSA by owners and drivers. NHTSA does not verify most reports before publishing them, and a complaint does not establish that a defect exists. Volume is influenced by how many of a vehicle were sold, how long it has been on the road, and how much attention an issue has received.
34
Latest Jul 7, 2008
Crash or fire reportedComplaints whose submitter recorded that a crash or a fire occurred. These are the reporter's own answers on the NHTSA form, not verified findings.
3
Filed in the last 12 monthsReports filed with NHTSA in the trailing 365 days. Recent volume reflects attention and vehicle age as much as anything else.
0
Reports on file since Aug 28, 1997

What this page shows

Our database holds 34 NHTSA owner-reported complaints for the 1997 Mitsubishi Diamante. Each one is a report filed by an owner or driver and published by NHTSA without most of them being verified. A complaint is not a confirmed defect, not a recall and not a manufacturer bulletin. Narratives are shown exactly as filed.

Complaints are reports submitted by owners and drivers to NHTSA. They are not verified and do not establish that a defect exists.

Complaints, most recent first

Showing 1–25 of 34 · page 1 of 2

Tires & wheels
Filed Jul 7, 2008
Crash reported1 injury reported

TL*THE CONTACT OWNS A 1997 MITSUBISHI DIAMANTE. THE VEHICLE HAS COOPER LIFELINER CLASSIC II TIRES, SIZE 115/60/15. WHILE DRIVING APPROXIMATELY 70 MPH, THE REAR DRIVER'S SIDE TIRE SPONTANEOUSLY BLEW OUT. THE CONTACT LOST CONTROL OF THE VEHICLE AND CRASHED. THE VEHICLE WAS COMPLETELY DESTROYED AND A POLICE REPORT WAS FILED. PRIOR TO THE CRASH, SHE NOTICED THAT THE TIRE PRESSURE WAS NORMAL AND THAT THE TREAD DEPTH WAS 8/32. AFTER INSPECTING THE TIRE, AN OFFICER CONCLUDED THAT THE TREAD WAS DEFECTIVE BECAUSE CHUNKS OF THE TREAD WERE MISSING AND WIRES WERE HANGING OUT OF THE TIRES. THE CONTACT HAS PICTURES OF THE FAILED COMPONENT. THE TIRE FAILURE MILEAGE WAS 13,000. THE VEHICLE FAILURE MILEAGE WAS 151,000. UPDATED 09/10/08 *BF UPDATED 09/16/08. *JB

NHTSA ID
10233373
Incident
Jun 25, 2008
Mileage
151,000 mi
Visibility
Filed Feb 11, 2008

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.

NHTSA ID
10217732
Incident
Jan 2, 2008
Mileage
112,000 mi
Engine
Filed Jan 21, 2008

THERE IS A MAJOR PROBLEM WITH THE MITSUBISHI DIAMANTE HEATER CORE GOING OUT. MINE WENT OUT A FEW DAYS AGO AND WAS INFORMED BY MITSUBISHI IT WILL COST ME 965 TO REPLACE. EVEN THOUGH THERE ARE HUNDREDS OF MITSUBISHI DIAMANTE OWNERS COMPLAINING ABOUT THIS PROBLEM INCLUDING WITH PEOPLE THAT HAVE AS LOW AS 30-45K ON THEIR VEHICLE. PLEASE LOOK AT THIS FORUM WHICH SHOW MANY MITSUBISHI OWNERS COMPLAINING ABOUT THEIR VEHICLE.. HTTP://WWW.DIAMANTEOWNERS.COM/FORUM/LOFIVERSION/INDEX.PHP?T3615-0.HTML PLEASE HELP ME AND HELP THESE POOR OWNERS. RECALL THIS MAJOR ERROR MISTUBISHI KNOWS ABOUT BUT REFUSES TO DO ANYTHING ABOUT IT AND KEEP SILENT. THIS ALSO CAN CAUSE DEATH BECAUSE WHEN THE HEATER CORE FAILS IT LEAKS AND CAUSES A BAD ODOR OF ANTIFREEZE. YOU WOULDN'T WANT YOUR KIDS BREATHING ON THAT WOULD YOU. ON THE WEBSITE I HAVE PROVIDED YOU IT WILL SHOW A CASE IN WHICH A PERSON WENT INTO RESPIRATORY FAILURE DO TO INHALING ANTI FREEZE.. MANY OF THESE OWNERS TILL THIS DAY FACE A DANGER BECAUSE THEY HAVE NO CHOICE BUT TO DRIVE THESE VEHICLES AS IT IS THERE ONLY MEANS OF TRANSPORTATION AND MANY CANNOT AFFORD TO FIX THIS EXPENSIVE PROBLEM (COSTING AS MUCH AS 1,300). WE BEG OF ALL THE GOOD PEOPLE THAT HAD MADE A DIFFERENCE IN PEOPLES LIVES, SAFETY AND SECURITY TO HELP US DIAMANTE OWNERS THANK YOU AND GOD BLESS *TR

NHTSA ID
10215505
Incident
Jan 15, 2008
Mileage
111,132 mi
Engine
Filed Jun 17, 2007

HEATER CORE RANDOMLY CRACKED ONE DAY, CAUSING A TEAR-LIKE SPILL OF ANTI-FREEZE THROUGH THE TOP OF THE RADIATOR. CAR WAS TAKEN TO A MECHANIC AND WE TRIED WELDING THE CRACKS. ANTI-FREEZE STILL SPILLED OUT AND ANTI-FREEZE SMELL CAME IN THROUGH AIR EVENTS AND THE LIQUID ALSO BURNED, CAUSING SMOKE TO COME OUT FROM UNDER THE HOOD. *AK

NHTSA ID
10193546
Incident
Jun 17, 2007
Body & structure
Filed Sep 21, 2005

THE PAINT ON THE ROOF AND TRUNK DECK OF MY 1997 DIAMANTE IS FADING WITH WHITE PATCHES. THE HOOD AND BODY PAINT LOOKS GOOD AS NEW. I WAXED MY VEHICLE AT LEAST 3 TIMES A YEAR. IS THIS A DEFECT FROM THE FACTORY I HAVE NOTICE SEVERAL SIMILAR MODELS WITH THE SAME PROBLEM. WHAT SHOULD I DO ABOUT THE PROBLEM? *JB

NHTSA ID
10137204
Incident
Sep 20, 2005
Fuel system
Filed Jun 9, 2005
Fire reported

DT: CONSUMER HAD 1997 MITSUBISHI DIAMANTE. CONSUMER TOOK VEHICLE TO DEALER,. VEHICLE HAD A GAS LEAK, DEALER COULD NOT FIND HOLE IN GAS TANK, CONSUMER REPLACED GAS TANK, ABOUT 8 MONTHS AFTER GAS TANK WAS REPLACED THE VEHICLE EXPLODED. *AK

NHTSA ID
10124674
Incident
Jun 9, 2004
Mileage
78,000 mi
Fuel systemTransmission
Filed Feb 22, 2002

SAFETY - TRANSMISSION: AT 9,500 MILES MY CAR STARTED LURCHING WHEN STEPPING ON THE GAS FROM A STOP. IT SUPPOSEDLY WAS REPAIRED BUT HAS CONTINUED TO BE PROBLEM AND EACH TIME I BRING IT IN FOR SERVICE THE DEALER CAN NOT RECREATE THE PROBLEM. SINCE I HAD NOT HEARD THAT THIS HAS BEEN ON GOING PROBLEM WITH THIS MODEL, I THOUGHT IT MUST BE SOMETHING THAT I HAD DONE. UPON REVIEWING THE INFORMATION OF NHSTA, I REALIZE THAT THE DEALERS AND MITSUBISHI ARE DELIBERATELY HIDING THIS PROBLEM. SAFETY - FUEL TANK: MY FUEL TANK BEGAN LEAKING AT 59,560 MILES AND WHEN THE DEALER REMOVED IT HAD 3 STRESS WHOLES. THE TANK HAD TO BE SENT OUT FOR WELDING. OF COURSE, I HAD TO PAY FOR THE REPAIR EVEN THOUGH I SPOKE DIRECTLY TO THE MITSUBISHI COMPLAINT DEPARTMENT. SINCE IT WAS NOT A RECALL ITEM, MITSUBISHI OR THE DEALER WILL NOT PAY FOR THE REPAIR. THE DANGEROUS FUEL LEAK IS ANOTHER ONGOING HIDDEN PROBLEM. ALTERNATOR PULLEY: HAS BEEN MAKING NOISE FROM THE BEGINNING AND I HAVE COMPLAINED EACH SERVICE. NOW, I DISCOVER THROUGH NHTSA THAT ALTERNATOR PULLEY IS A KNOWN DESIGN FLAW. MITSUBISHI AND THEIR DEALERS MUST BE HELD ACCOUNTABLE.*AK

NHTSA ID
758506
Incident
Feb 20, 2002
Steering
Filed Nov 26, 2001

NO SUMMARY LISTED FOR ABOVE VEHICLE. *AK

NHTSA ID
754919
Incident
Oct 30, 2001
BrakesEngineTires & wheels+1 more
Filed Sep 17, 2001

I PURCHASED THIS VEHICLE 2 MONTHS AGO AND HAVE MADE 5 TRIPS BACK TO THE DEALER DUE TO BRAKES, TIRES & ENGINE TAPPING AND NOW THE TRANSMISSION SEEMS TO BE SLIPPING. *AK (DOT NUMBER: N/A TIRESIZE: P21560R16)

NHTSA ID
752292
Brakes
Filed Jan 25, 2001

WHEN CONSUMER APPLIES BRAKES THERE IS SMOKE COMING FROM WHEEL, AND BRAKES DO NOT WORK. DEALERSHIP IS AWARE OF PROBLEM. *AK

NHTSA ID
879060
Incident
Nov 1, 2000
Brakes
Filed Oct 23, 2000

CONSUMER TOOK VEHICLE TO DEALER FOR SHUTTERING AT 19,800 MILES. DEALER TURNED ROTORS, VEHICLE WOULD NOT SHUTTER, BUT STILL WOULD NOT STOP VERY WELL. CONSUMER HAD TO REALLY PRESS HARD TO STOP, CURRENTLY, TOOK IN VEHICLE FOR OIL CHANGE, AND DEALER SAID PADS WERE WORN OUT AT 22,000 MILES. CONSUMER FELT THIS WAS DANGEROUS, AND MAY HIT SOMEONE OR SOMETHING.*AK

NHTSA ID
873570
Incident
Oct 23, 1999
BrakesSeat beltsTransmission
Filed Sep 11, 2000

WHEN EXITING VEHICLE DRIVER'S SIDE AUTOMATIC SHOULDER BELT DOES NOT RETRACT. CONSUMER CONTACTED DEALER, DEALER ADJUSTED THE BELTS, PROBLEM STILL OCCUR. PLEASE PROVIDE ANY FURTHER DETAILS.*AK THE BRAKES MAKE NOISE DUE TO FRONT PADS WEAR AND FRONT BRAKE ROTORS WARPING. THE TRANSMISSION SHUTTERS OCCASINALY WHEN TAKING OFF AND WAS REPLACED WITH NEW ONE. *YH

NHTSA ID
870102
Brakes
Filed Sep 1, 2000

THE BRAKE PADS, L/R ROTORS, L/R CALIPER HAVE BEEN REPLACED THREE TIMES ON THIS CAR. I HAVE BEEN COMPLAINING TO THE DEALER, OCEAN MITUBISHI, ABOUT THE BRAKE SYSTEM ON THIS CAR FOR THE PAST 3 YEARS. THEY HAVE CONTINUALLY IGNORED MY COMPLAINTS AND SAID THAT IT WAS NOT UNUSUAL TO HAVE THESE PROBLEMS WITH THE BRAKES. I HAVE OWNED MANY OTHER CARS AND HAVE NEVER EXPERIENCED THE BRAKE PROBLEMS THAT I HAVE HAD WITH THIS DIAMANTE. WHEN I FIRST HEARD ABOUT THE PROBLEMS THAT MITUBISHI HAS HAD IN JAPAN, I EMAILED THE DEALER, WHO SAID THEY WERE UNAWARE OF THE PROBLEMS. I EMAILED THE ARTICLES FROM THE NEWSPAPER AND CALLED THEM TO FOLLOW UP. AT THAT TIME THEY ACKNOWLEDGED PROBLEMS WITH THE DIAMANT BRAL

NHTSA ID
729784
Fuel system
Filed Aug 31, 2000

THERE IS A VERY DISTINCT GAS SMELL IN AND AROUND THE CAR. IT ALSO LEAKS GAS FROM THE GAS TANK WHEN FULL. I HAVE NOTIFIED MISUBISHI SEVERAL TIMES AND I HAVE BEEN TOLD THAT MY CAR IS FINE.

NHTSA ID
729639
Seat belts
Filed Aug 14, 2000

WHEN REMOVING CHILD FROM THE INTEGRAL CHILD SAFEYY SEAT SHOUDLER HARNESS LOCKED UP. HARNESS GOT TIGHTER AND TIGHTER AROUND CHILD'S CHEST. PARENT HAD TO CUT THE HARNNES STRAP(S) TO REMOVED THE CHILD. DEALER/MANUFACTURER WERE CONTACTED ABOUT THE PROBLEM. MANUFACTURE WAS LOOKING INTO THE PROBLEM. PROBLEM HAS NOT BEEN CORRECTED. *AK

NHTSA ID
867707
Incident
Aug 14, 2000
Electrical
Filed Jul 23, 2000

LOUD WINDING NOISE FROM ALTERNATOR PULLEY, TOOK CAR TO A MITSUBISHI DEALER SERVICE CENTER FOR REPAIR. I WAS INFORMED BY THE SERVICE CENTER THAT THE PULLEY IS NO LONGER AVAILABLE OR REQUIRED. A NEW DESIGN AND BELT WAS IMPLEMENTED ON THE NEW MODELS TO FIX THE PROBLEM. A NEW BELT IS REQUIRED TO FIX THE PROBLEM ON THE OLD MODELS. THE NEW BELT WILL NOT GO AROUND THE PULLEY AND THE PULLEY WILL NOT BE USED. THIS APPEARS TO BE A DESIGN DEFECT. IS THE CONSUMER RESPONSIBLE FOR THE COST OF THE NEW BELT AND LABOR TO PUT IT ON. THIS NEW BELT WAS NOT PART OF THE 1997 MODELS. I THINK THE MANUFACTURER SHOULD PAY FOR THIS REPAIR! IT IS A DEFECT. THE PULLEY IS NOT AVAILABLE BECAUSE IT IS THE PROBLEM PART.

NHTSA ID
725852
Brakes
Filed Oct 20, 1999

WHEN APPLYING THE BRAKES THERE IS A LOUD GRINDING NOISE, AS IF METAL GRINDING. DEALER SAYS THE EMERGENCY BRAKE CABLE GOT CAUGHT ON THE REAR BRAKE ROTORS. DEALER HAS REPAIRED VEHICLE. *AK

NHTSA ID
851243
Brakes
Filed Aug 18, 1999

ROTORS WERE WARPED AND RESURFACED THREE TIMES. YH

NHTSA ID
547988
BrakesDriver assistance
Filed Mar 1, 1999

IN REVERSE GEAR ,BACKING OUT OF DRIVEWAY, VEHICLE SUDDENLY ACCELERATED AT FULL THROTTLE. BRAKES WERE INOPERATIVE, DID NOT STO VEHICLE.CONSUMER HAD TO THROW THE VEHICLE INTO PARK IN ORDER TO STOP. *AK

NHTSA ID
835374
Brakes
Filed Feb 16, 1999

WHILE DRIVING AT HIGHWAY SPEEDS BRAKING SYSTEM MALFUNCTIONED, CAUSING BAD VIBRATION IN THE STEERING WHEEL. IT CAN LEAD TO LOSS OF CONTROL WHILE APPLYING BRAKES, AND CAUSE EXTENDED STOPPING DISTANCE , WHICH MAY RESULT IN AN ACCIDENT. BEEN TO DEALER SEVERAL TIMES, DEALER REPLACED ROTORS. PROBLEM IS STILL OCCURRING. PLEASE PROVIDE FURTHER INFORMATION. *AK

NHTSA ID
834829
Incident
Nov 1, 1997
Transmission
Filed Feb 12, 1999

TRANSMISSION SHIFTS INCONSISTENTLY, IT JOLTS AND DOES NOT ALWAYS DOWN SHIFT, CAUSING EXCESSIVE WEAR TO BRAKES AS WELL AS SAFETY HAZARD WHEN TRYING TO STOP THE VEHICLE WITHOUT LOWER GEAR ASSISTANCE.

NHTSA ID
703204
Brakes
Filed Dec 8, 1998

1997 MITSUBISHI DIAMANTE PURCHASED NEW FROM RON BOUCHARD'S IN SEPTEMBER, 1997. I HAVE HAD PROBLEMS WITH THIS VEHICLE SINCE DECEMBER, 1997. RON BOUCHARD'S HAS PICKED THIS VEHICLE UP WITH A FLAT BED TRUCK THREE SEPARATE OCCASIONS, AND IT HAS BEEN DRIVEN INTO THE DEALERSHIP NUMEROUS TIMES. PLEASE CONTACT ME AND I WILL BE HAPPY TO SUPPLY ADDITONAL INFORMATION. *MJS

NHTSA ID
701209
Incident
Nov 13, 1998
Brakes
Filed Dec 8, 1998

NO SUMMARY PROVIDED BY CONSUMER. *MJS

NHTSA ID
701199
Brakes
Filed Dec 7, 1998

THE CONSUMER HAS BEEN EXPERIENCING PROBLEMS WITH PARKING BRAKE. WHEN PARKING BRAKE IS APPLIED, IT DOESN'T KEEP THE VEHICLE FROM DRIFTING. THE MANUFACTURER HAS BEEN CONTACTED. ATTEMPTS HAVE BEEN MADE TO REPAIR, BUT PROBLEM STILL EXISTS. *AK *ML

NHTSA ID
831862
Incident
Dec 7, 1998
EngineTransmission
Filed Oct 12, 1998

TORQUE CONVERTER/CAMSHAFT, AND POSITION SENSOR FAILED.

NHTSA ID
781170
Incident
Oct 12, 1998

Higher-selling and older vehicles accumulate more reports. Counts are not failure rates and are not directly comparable between vehicles that sold in very different numbers.

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