1998 Mitsubishi Diamante
Only 27 complaints on file — too few for a fair verdict.
This verdict reflects complaint volume compared to this model's typical year. Recalls and safety issues below apply regardless of the verdict — always check them.
Only 27 complaints on file — too few for a fair verdict. The data below is complete but unranked.
COMPLAINTS PER YEAR
View as data table
| Year | Complaints |
|---|---|
| 1992 | 42 |
| 1993 | 29 |
| 1994 | 27 |
| 1995 | 12 |
| 1997 | 34 |
| 1998 | 27 |
| 1999 | 23 |
| 2000 | 51 |
| 2001 | 78 |
| 2002 | 123 |
| 2003 | 56 |
| 2004 | 3 |
KNOWN PROBLEM AREAS
Only 27 complaints on file for this model year -- too few to rank by share. Raw counts only, below.
17 of 27 total reports mention: visibility, most commonly citing heater core and windshield wiper/washer.
INJURYShow complaint excerpts
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...
NHTSA ODI report, 20010228
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.
NHTSA ODI report, 20040720
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 ODI report, 19990311
3 of 27 total reports mention: service brakes, most commonly citing hydraulic.
3 of 27 total reports mention: vehicle speed control, most commonly citing cables and accelerator pedal.
CRASH INJURYShow complaint excerpts
THIS IS THE SECOND TIME SINCE DECEMBER 2003 THAT THE ACCELERATOR STUCK WHILE IN REVERSE AND THE BRAKES FAILED, CAUSING PROPERTY DAMAGE AND INJURIES. THIS IS VERY DANGEROUS AND I THANK GOD THAT NO LITTLE KIDS WERE KILLED!!!
NHTSA ODI report, 20040823
THROTTLE GOT STUCK, MAKING IT HARD TO STOP. OWNER SAID THE GASKET CLAMP FOR THE HOSE WAS TOO CLOSE TO THE THROTTLE. *AK
NHTSA ODI report, 19990420
2 of 27 total reports mention: structure, most commonly citing door and body.
2 of 27 total reports mention: electrical system, most commonly citing software and module.
SAFETY TIMELINE
CERTAIN PASSENGER VEHICLES FAIL TO CONFORM TO THE REQUIREMENTS OF FEDERAL MOTOR VEHICLE SAFETY STANDARD NO.
Remedy: MITSUBISHI CARIBBEAN WILL MAIL A CUSTOMER NOTIFICATION LETTER CONTAINING A WRITTEN DESCRIPTION AND A GRAPHIC OF THE BI-LINGUAL DASHBOARD AIR BAG WARNING LABEL.
Campaign 04V428000 — check if this car was fixed
BUY-SMART CHECKLIST
1998 Mitsubishi Diamante — pre-purchase inspection
- Test/inspect for visibility issues (17 reports on file for this year).
- Test/inspect for service brakes issues (3 reports on file for this year).
- Test/inspect for vehicle speed control issues (3 reports on file for this year).
- Verify recall 04V428000 (equipment) has been completed.
OTHER YEARS OF THIS MODEL
BEST YEARS
WORST YEARS
FAQ
Is the 1998 Mitsubishi Diamante reliable?
There isn't enough NHTSA complaint data on file yet to give this model year a verdict.
What are the most common problems with the 1998 Mitsubishi Diamante?
The most-reported component is visibility, accounting for 63% of complaints on file.
How many recalls does the 1998 Mitsubishi Diamante have?
1 recall on file for this model year.
Data updated 2026-09-16 · Complaints are unverified owner reports filed with NHTSA, not independently verified defects. Methodology.