Total Complaints
60 filings
MITSUBISHI DIAMANTE · model year
1992 MITSUBISHI DIAMANTE
60 NHTSA complaints, 2 crash reports for this specific cohort.
NHTSA overall rating
Not crash-tested
New Car Assessment Program
The 1992MITSUBISHIDIAMANTE carries 60 consumer safety complaints in NHTSA's Office of Defects Investigation database for this specific model-year cohort. Within that volume, owners reported 2 crashes, 1 fire, 3 injuries, and 0 fatalities. No NCAP 5-star crash-test rating is available for this model year in the federal database.
Component-level analysis is where model-year complaints become actionable: the top complaint category for the 1992 DIAMANTE is engine and engine cooling:engine:gasoline with 7 filings, followed by air bags:frontal (5) and service brakes, hydraulic:foundation components:disc:rotor (4). Concentration in one or two component groups is the classic signature of a systemic defect; a flat distribution usually reflects normal aging, warranty complaints, or isolated build-plant variability.
NHTSA currently has 14 investigation files overlapping the 1992 DIAMANTE. Owners comparing this cohort against neighboring years should pair the counters above with the complaint-by-year trend on the parent model page — a spike in a single year often tracks to a platform refresh, a new transmission supplier, or an updated ECU calibration. Use the related-complaint feed below to read raw owner narratives before deciding whether any pattern here affects your specific use case.
60
Complaints
2
Crashes
1
Fires
3
Injuries
0
Deaths
Crashes Reported
2 reports
Source
NHTSA ODI
Federal complaints database
Complaints vs. fleet median (215)
At or below the fleet median complaint volume.
Complaints by Component
| Component | Count |
|---|---|
| ENGINE AND ENGINE COOLING:ENGINE:GASOLINE | 7 |
| AIR BAGS:FRONTAL | 5 |
| SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:DISC:ROTOR | 4 |
| SUSPENSION:FRONT | 3 |
| ENGINE AND ENGINE COOLING:ENGINE | 3 |
| SEAT BELTS:FRONT:RETRACTOR | 3 |
| SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP | 3 |
| ELECTRICAL SYSTEM | 2 |
| SUSPENSION | 2 |
| POWER TRAIN:AUTOMATIC TRANSMISSION | 2 |
| ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:GAS RECIRCULATION VALVE (EGR VALVE) | 2 |
| ELECTRICAL SYSTEM:12V/24V/48V BATTERY | 2 |
| EQUIPMENT:APPLIANCE:AIR CONDITIONER | 2 |
| VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM | 1 |
| PARKING BRAKE:CONVENTIONAL | 1 |
Recent Complaints
20031201ENGINE AND ENGINE COOLING:ENGINE:GASOLINE
MITSUBISHI HAS PRODUCED 3.0 LITER V6 ENGINES FROM ABOUT 1990 THROUGH 1996 THAT EXHIBIT CHRONIC EXHASUT VALVE GUIDE FUNCTION DETERORIATION AFTER APPROXIMATELY 60,000 MILES. THIS RESULTS IN HEAVY OIL CONSUMPTION AND EVENTUAL ENGINE FAILURE.*AK THIS ENGINE WAS UTILIZED IN THE MITSUBISHI DIAMIANTI, 3000GT, DODGE CARAVAN, CHRYSLER TOWN & COUNTRY, PLYMOUTH VOYAGER AMONG OTHERS.
Mileage: 120,000
20030306ENGINE AND ENGINE COOLING:ENGINE
THE MOTOR MOUNT FAILED, WHICH CAUSED THE VEHICLE TO JERK HEAVILY.*JB
20020531ENGINE AND ENGINE COOLING:ENGINE:GASOLINE
HELLO AND THANKS FIRST OF ALL FOR YOUR TIME, UNTIL JULY 5TH OF 1999 I TRUELY ENJOYED MY CAR. I WAS DRIVING ON I57 ON JULY 5TH AT 65 MPH AND MY CAR SUDDENLY LOST POWER. I HAVING ROADSIDE SERVICE CALLED FROM MY CELL PHONE A TOW TRUCK. THE TOW TRUCK DRIVER ARRIVED WHO WAS ALSO A REPAIR PERSON AND ALSO OWNER OF THE REPAIR SHOP. HE INFORMED ME HE WOULD TOW MY CAR TO HIS SHOP AND NOTIFY ME THE NEXT DAY OF THE REPAIRS. I BEING 1 1/2 HOURS FROM HOME HAD TO CALL A RELATIVE TO PICK ME UP. I WAS 11:30 PM I HAD NO WAY TO RENT A CAR. THE FOLLOWING MORNING MR LOY THE OWNER CALLED ME TO ADVISE ME THAT MY MOTOR HAD GONE OUT. I THE ASKED WHAT THE COST ANOTHER MOTOR WOULD BE I WAS ADVISED A USED MOTOR WOULD BE $2915. I THEN MADE ABOUT 50 CALLS TO OTHER SERVICE CENTERS TO FIND OUT THE $2900 WAS A FAIR PRICE. MY HAS ALWAYS BEEN WELL MAINTAINED. I WAS OF COURSE VERY UPSET TO FIND OUT BY ABOUT 35 OF THE 50 MECHAINCS I TALKED TO ADVISED ME, I YOU LET THE DIAMONTE IDEL IT WILL BURN OIL THEN WITH
20020514ENGINE AND ENGINE COOLING:ENGINE:GASOLINE
CONSUMER STATES THE FRONT AND REAR ENGINE SEAL AND PISTON RINGS ARE INOPERATIVE, THE VEHICLE SMOKES EXCESSIVELY.*JB
20011016ENGINE AND ENGINE COOLING:ENGINE:GASOLINE
CONSUMER STATES THE FRONT AND REAR ENGINE SEAL AND PISTON RINGS ARE INOPERATIVE, THE VEHICLE SMOKES EXCESSIVELY.*JB
20010829ELECTRICAL SYSTEM:HORN
HORN BUTTON HAS FALLEN OFF 4 TIMES, HAS BEEN REPLACED BY DEALER.*AK
20001213SEAT BELTS:FRONT:RETRACTOR
DRIVERS SIDE BELT DOES NOT RETRACT. *AK
20001103POWER TRAIN:AUTOMATIC TRANSMISSION
NO SUMMARY LISTED FOR ABOVE VEHICLE. *AK
20000922SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:DISC:ROTOR
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.
20000922ENGINE AND ENGINE COOLING:ENGINE:GASOLINE
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.
20000920ELECTRICAL SYSTEM:IGNITION:SWITCH
WHENEVER CONSUMER TURNED OFF THE CAR AND TRIED TO START AGAIN IT WON'T START. TOOK VEHICLE TO DEALER, AND THEY SAID THE NEUTRAL SAFETY SWITCH WAS BAD. *AK
20000731ENGINE AND ENGINE COOLING:ENGINE:GASOLINE
WHILE DRIVING VEHICLE WILL BE BURNING OIL, ON INTERNALCOMBUSTION AT ALL TIMES.*AK
20000217AIR BAGS:FRONTAL
CONSUMER WAS INVOLVED IN A HEAD ON COLLISION TRAVELING 30-45 MPH IN WHICH THE DRIVER SIDE AIR BAG DID NOT DEPLOY. CONSUMER ALSO NOTE THE VEIHCLE IS TOTALED. PLEASE PROVIDE ANY FURTHER DETAILS.
19991027SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP
BRAKE FLUID LEAKED OUT FROM THE BRAKES, AND CONSUMER HAD BRAKES AND ROTORS REPLACED AND WHEN MAKING A RIGHT OR LEFT TURN. ALSO,THERE IS HUMMING NOISE COMING FROM THE STEERING WHEEL. *AK
19991027SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:DISC:ROTOR
BRAKE FLUID LEAKED OUT FROM THE BRAKES, AND CONSUMER HAD BRAKES AND ROTORS REPLACED AND WHEN MAKING A RIGHT OR LEFT TURN. ALSO,THERE IS HUMMING NOISE COMING FROM THE STEERING WHEEL. *AK
19990927EQUIPMENT:APPLIANCE:AIR CONDITIONER
AIR CONDITIONER BECOMES INOPERABLE. ALSO, INTERMITTENTLY THE THE AUTOMATIC FAN STAYS ON HIGH AND THE CUTS OFF. THE DEALER HAS NOT BEEN ABLE CORRECT THE PROBLEM. *AK
19990927VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:WINDSHIELD:ELECTRICAL HEATING ELEMENT
AIR CONDITIONER BECOMES INOPERABLE. ALSO, INTERMITTENTLY THE THE AUTOMATIC FAN STAYS ON HIGH AND THE CUTS OFF. THE DEALER HAS NOT BEEN ABLE CORRECT THE PROBLEM. *AK
19990730ELECTRICAL SYSTEM:12V/24V/48V BATTERY
BATTERY FAILURE ON FOUR OCCASIONS. MJS
19990730ELECTRICAL SYSTEM:ALTERNATOR/GENERATOR/REGULATOR
ALTERNATOR FAILED CAUSING STALLING. MJS
19990709SERVICE BRAKES, HYDRAULIC:POWER ASSIST
RIGHT FRONT ROTOR HAS A RUST PROBLEM SINCE I BOUGHT THE CAR AND THE ROTOR CANNOT BE TURNED CREATING A REAL EXPENSE AND HAZARD
Compare 1992MITSUBISHIDIAMANTE to Similar Vehicles
NHTSA Investigations
Frequently Asked Questions
How many complaints does the 1992 MITSUBISHI DIAMANTE have?▼
The 1992 MITSUBISHI DIAMANTE has 60 NHTSA complaints, 2 crashes, 1 fires, 3 injuries, and 0 deaths reported.
What are the most common problems with the 1992 MITSUBISHI DIAMANTE?▼
The most-complained component for the 1992 MITSUBISHI DIAMANTE is ENGINE AND ENGINE COOLING:ENGINE:GASOLINE with 7 complaints. Other frequently reported areas include AIR BAGS:FRONTAL and SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:DISC:ROTOR.
Is the 1992 MITSUBISHI DIAMANTE safe to buy?▼
Review the complaint history, crash and fire reports, safety ratings, and recall status on this page to make an informed decision. No NHTSA crash test rating is available for this model year. Compare with other model years using the links above.
Where does this data come from?▼
All complaint, recall, and safety rating data is sourced from the National Highway Traffic Safety Administration (NHTSA). Complaints are filed by vehicle owners through NHTSA's Office of Defects Investigation.
Vehicle Safety Guides
Data as of 2025. Sources: NHTSA Office of Defects Investigation (ODI) complaints database, NHTSA recall campaign API, NHTSA NCAP crash-test ratings, and NHTSA FARS for fatality cross-reference.
Read our methodology — how this data is sourced, computed, and verified.