RoadVitals

1998 Mitsubishi Diamante Visibility Problems

Owner-reported complaints naming the visibility system, filed with NHTSA

Data refreshed

Visibility reportsComplaints 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.
16
Latest May 11, 2015
Share of all reportsThis category as a share of every owner report on file for this model year. One report can name more than one component, so the categories overlap.
59%
of 27 total
Crash or fire reportedReports in this category whose submitter recorded that a crash or a fire occurred. The reporter's own answer on the NHTSA form, not a verified finding.
0
Injuries or deaths reportedTotals the submitters entered on their own reports in this category. Not verified by NHTSA and not a casualty statistic.
1

What this page shows

Reports naming windshields, glass, wipers, defrosters and mirrors. Every record below is an owner-reported complaint about the 1998 Mitsubishi Diamante submitted to NHTSA — not a confirmed defect, not a recall and not a manufacturer bulletin. 16 reports on file name it.

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

Owner reports naming visibility

Shown in the owner’s own words, exactly as filed

Visibility
Filed May 11, 2015

THE HEATER CORE HAS FAILED (ONCE AGAIN) I AM NOT SURE OF ANY COMPANY THAT HAS REALEASED THEIR CARS WITH SUCH A MAJOR FAILURE WITHOUT TAKING SOME KIND OF RESPONSIBILITY TO RECALL THIS ITEM IN THE CAR. NEARLY ALL OF THE HEATER CORES FROM MITSUBISHI DIAMANTES THAT I HAVE SEEN ARE ALL BAD. LEAKS ONTO THE ECU AND CAUSES A WHOLE HECK LOAD OF PROBLEMS. PLEASE DOT HAVE MITSUBISHI RECALL THIS. AS TO THIS CAUSES IMMENSE DAMAGES AND PEOPLE LIKE ME DRIVING AROUND WITH THIS FAULTY PIECE ARE BREATHING IN THE FUMES AND DRIVING WITH NEARLY FULL FOGGED WINDSHIELDS CAUSING REALLY POOR VISIBILITY WHICH IS AN EXTREME HAZARD TO OUR ROADS AND FELLOW PEDESTRIANS PLEASE I URGE YOU TO TAKE THIS COMPLAINT SERIOUS AND USE YOUR DOT POWERS TO MAKE THIS MANUFACTURER DO WHAT IS RIGHT! THANKS FOR YOUR TIME

NHTSA ID
10715681
Incident
Feb 8, 2013
Mileage
171,000 mi
Visibility
Filed Sep 17, 2008

THIS IS THE SECOND TIME THE HEATER CORE HAS STARTED TO LEAK. IT WAS REPLACED 40K MILES AGO AND I WAS CHARGED $ 1,000 FOR REPAIR COSTS. HAVING RESEARCHED THIS, IT IS DUE TO FAULTY HEATER CORE GASKETS WHICH MITSUBISHI REPLACED THE DEFECTIVE GASKETS WITH A REDESIGNED ONE. THE CAR IS UNDRIVABLE DUE TO THE TOXIC FUMES FROM THE ETHYLENE GLYCOL COMING OUT OF ALL THE VENTS AND I DO NOT HAVE THE MONEY TO GET IT REPAIRED. MITSUBISHI REFUSES TO DO ANYTHING ABOUT IT, AND NEARLY EVERY DIAMANTE ON THE ROAD HAS HAD THIS HAPPEN. THE CARPET IS RUINED FROM THE COOLANT LEAK AS WELL, AND MANY HAVE HAD THE ECU FOR THE TRANSMISSION FAIL DUE TO COOLANT LEAKING ON IT. *TR

NHTSA ID
10242656
Incident
Aug 21, 2008
Mileage
132,000 mi
Visibility
Filed Nov 9, 2007

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

NHTSA ID
10208520
Incident
Nov 7, 2007
Visibility
Filed May 1, 2006

FAILURE OF HEATER CORE GASKETS RESULTING IN FUMES INSIDE THE CAR FROM ANTI-FREEZE; THIS IS THE 2ND TIME THIS HAS HAPPENED WITH THIS VEHICLE IN THE LAST 35,000 MILES AND THE REPAIR LABOR IS ESTIMATED AT 6 HOURS, WHICH IS AROUND $1,000. *JB

NHTSA ID
10156551
Incident
Jan 2, 2006
Mileage
131,000 mi
Visibility
Filed Jan 5, 2006

1998 MITSUBISHI DIAMANTE HEATER CORE LEAKING FOGGING WINDSHIELD DURING FREEWAY TRAVEL. HAZARD TO HEALTH WITH WHILE OPERATION AUTO. *NM

NHTSA ID
10147032
Incident
Dec 25, 2005
Mileage
74,000 mi
Visibility
Filed Mar 24, 2005

WHILE DRIVING CONSUMER SMELLED A BAD ODOR COMING FROM THE HEATER CORE. HEATER SYSTEM WAS LEAKING COOLANT. THIS HAPPENED THREE TIMES. THE SEAL HAD TO BE REPLACED. *AK THE VEHICLE'S HEATER CORE AND REFRIGERANT WERE REPLACED. *NM

NHTSA ID
10109306
Incident
Sep 27, 2004
Mileage
50,000 mi
Visibility
Filed Feb 23, 2005

WINDOWS FOG UP AND CANNOT BE CLEARED BY THE DEFROSTER. VERY STRONG SMELL OF ANTI-FREEZE INSIDE THE CAR. SMOKEY VAPORS COME OUT OF THE HEATING VENTS. I'M HAVING DIFFICULTY BREATHING WHILE DRIVING MY CAR, AND BELIEVE THE CAUSE OF MY NAUSEA AND HEADACHE IS DUE TO BREATHING ANTI-FREEZE VAPORS. STAIN ON PASSENGER SIDE OF CARPET. ALL THESE SYMPTOMS INDICATE A HEATER CORE PROBLEM.*AK

NHTSA ID
10112060
Incident
Feb 7, 2005
Mileage
78,000 mi
EngineVisibility
Filed Nov 30, 2004

I OWN A PREOWNED 1998 MISTUBISHI DIAMANTE LS. WHEN THE CLIMATE CONTROL, PARTICULARLY THE HEATER IS ENGAGED, THE SMELL OF ANTI-FREEZE BECOMES QUITE APPARENT. DEALER CLAIMED 2 YEARS AGO WHEN I BOUGHT IT THAT IT WAS THE SMELL OF THE CHEMICALS USED TO CLEAN THE CAR DURING "MAKE-READY." ETHYLEN GLYCOL FUMES ARE TOXIC AND THIS IS A REOCCURING DEFECT IN THIS MODEL CAR FROM POSTS I HAVE SEEN ON VARIOUS WEBSITES. I WAS LATER TOLD THAT TO FIX THIS PROBLEM WILL COST CLOSE TO $1000 SINCE THE CAR IS OUT OF WARRANTY. MITSUBISH ISSUED A TSB ADDRESSING THIS PROBLEM, OBVIOUSLY THEY ARE AWARE OF IT. IN ADDITION, THE WINDSHIELD IS COVERED WITH A FILM THAT CANNOT BE WASHED OFF FROM THIS LEAK. A RECALL SHOULD BE ISSUED FOR THIS PROBLEM, I AM NOT THE FIRST PERSON TO FILE THIS COMPLAINT ON YOUR WEBSITE. THANK YOU.*AK

NHTSA ID
10100757
Incident
Nov 30, 2004
Mileage
58,000 mi
Visibility
Filed Oct 31, 2004

1998 MITSUBISHI DIAMANTE. COOLANT LEAK FROM HEATER CORE O RING FAILURE. COOLANT LEAKING INTO PASSENGER COMPARTMENT CAUSING EYE AND THROAT IRRITATION, FOGGING OF WINDOWS CAUSING POOR VISIBILITY. LEAKING ONTO KEY CAR ELECTRONICS WHICH COULD CAUSE OTHER CAR COMPONENTS TO FAIL WITHOUT WARNING. HEATER CORE O RING WAS REPLACED AT 55,000 MILES AT A COST OF $560.00. NOW AT 106,000MILES LEAKING HAS STARTED AGAIN AND MITSUBISHI WANTS $650.00 TO FIX WITH NO GUARANTEE THAT FIX IS PERMANENT. *JB

NHTSA ID
10098067
Incident
Oct 22, 2004
Mileage
56,231 mi
Visibility
Filed Sep 30, 2004

HEATER CORE PROBLEM. WINDOWS STARTED TO FOG UP AND VERY STRONG SMOKE TYPE ORDER FROM THE VENTS. COMPUTER WAS COVERED WITH BROWN BURNT SUBSTANCE.*AK

NHTSA ID
10093396
Incident
Jan 27, 2003
Mileage
52,300 mi
Visibility
Filed Jul 20, 2004

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 EXPOSES CUSTOMERS TO UNUSUAL LEVEL OF TOXIC ETHYLENE GLYCOL WHICH SHOULD NOT EXCEED 10-25 PPM LEVELS (CONSULT MSDS FOR ETHYLENE GLYCOL) (2) THE LEAK CAN AFFECT THE CAR'S MICROPROCESSOR AND POSES A SEVERE HAZARD FOR DRIVERS. (3) FAULTY HEATER CORE MAKES THE VISIBILITY DIFFICULT DUE TO FOGGING OF WIND SHIELD THUS PUTTING THE DRIVER AT GREATER RISK. I WILL EVENTUALLY FIX THE PROBLEM BY SPENDING $1000 AFTER THE SUMMER IF MITSUBISHI REFUSES TO ISSUE A RECALL. RIGHT NOW I AM TRYING SOME RADIATOR ANTI-LEAK TO DELAY THE COSTLY REPAIR. BUT I WANT NHTSA TO BE AWARE OF THE HAZARDS THAT HAS BEEN IGNORED BY THE MANUFACTURER. *LA

NHTSA ID
10082271
Incident
May 15, 2004
Mileage
91,000 mi
Visibility
Filed May 3, 2001

HEATER CORE FAILED, CAUSING ANTI FREEZE TO LEAK INTO PASSENGER'S COMPARTMENT. DEALER HAS BEEN NOTIFIED.*AK THE ANTIFREEZE HAD ALSO STARTED LEAKING ON COMPUTER COMPONENTS UNDER THE CONSOLE. NEW HEATER CORE WAS ON BACK ORDER. *YH

NHTSA ID
887358
Incident
Apr 1, 2001
Visibility
Filed Apr 6, 2001

HEATER CORE FAILED TO WORK, AND FUMES ENTERED PASSENGER COMPARTMENT.*AK

NHTSA ID
885310
Incident
Mar 25, 2001
Visibility
Filed Feb 21, 2001

THE HEATER CORE FAILED CAUSING ANTIFREEZE TO LEAK INSIDE THE VEHICLE ALONG WITH AN ODOR COMING OUT OF THE VENTS, THE VEHICLE WAS TAKEN TO THE DEALER FOR REPAIR WHERE THEY SAID THEY REPLACED THE HEATER CORE AND ADDED COOLANT, A FEW MONTHS LATER THE CONSUMER NOTICED THAT THE STEREO WAS NOT WORKING AND WHEN SHE REMOVED IT SHE FOUND THAT THE HEATER CORE BOX WAS CRACKED, HAD DUCT TAPE AROUND IT AND ANTIFREEZE WAS LEAKING AGAIN. NLM

NHTSA ID
559796
Incident
Dec 12, 2000
Visibility
Filed Feb 14, 2001
1 injury reported

HEATER CORE FAILED TO WORK FOR SIX WEEKS, FUMES WENT THROUGH THE VENTS AND ANTI FREEZE LEAKED INTO THE PASSENGER'S SIDE CARPET AND PADDING, VEHICLE TAKEN TO DEALERSHIP ON 12/12/00, VEHICLE RETURNED TO DEALERSHIP ON 1/3/01 FOR THE SAME PROBLEM, ON 1/10/00 OWNER WENT INTO RESPIRATORY ARREST, ON 2/3/00 OWNER FOUND HEATER CORE DUCK TAPED, HEATER CORE BOX CRACKED, PUNGENT ODOR STILL EXISTS WHICH HAZARDOUS TO HEALTH. CJ

NHTSA ID
559664
Incident
Dec 12, 2000
Visibility
Filed Mar 11, 1999

WINDSHIELD WIPER BLADES DON'T CONTACT THE WINDSHIELD IN COLD WEATHER DUE TO A STIFF HINGE NEAR THE BASE OF THE WIPER ARM. CAN BE TEMPORARILY CORRECTED BY USING A LIGHT, PENETRATING LUBRICANT, BUT PROBLEM RETURNS AFTER CAR WASH.

NHTSA ID
704281
Incident
Mar 6, 1999

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.

Elsewhere on this vehicle

Data sources

Data on this page last refreshed .