OWNER HAS TAKEN VEHICLE TO SEVERAL DEALERS IN HER AREA DUE TO ENGINE MAKING NOISE. DEALERS WERE UNABLE TO FIX PROBLEM, BUT THOUGHT THAT BRAKES WERE THE CAUSE, AND REPLACED THEM SEVERAL TIMES. PLEASE DESCRIBE DETAILS. *AK
1993 Mitsubishi Diamante
Owner reports · Recalls · Investigations
Similar to other model years
Owner complaints for the 1993 Mitsubishi Diamante do not stand out strongly from the model-year median of 31.5.
About this comparison →How this year compares
Owner complaints by model year
Compare all Diamante years →Counts vary with age, sales and reporting. They are not failure rates.
What owners reported most
All reported categories
Tap a category to read its complaints. One report may name several components.
When problems were reported
Mileage at the reported incident
Limited mileage data: 1 of 29 reports include usable mileage. There isn’t enough coverage to show a useful chart.
NHTSA’s mileage field refers to the reported incident, not necessarily the filing date. This shows report counts, not the likelihood of a failure.
What to inspect
Issues worth paying extra attention to based on owner reports.
- Air Bags. Review the 10 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
- Service Brakes, Hydraulic. Review the 8 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
- Power Train. Review the 7 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
NHTSA owner reports · September 18, 2026 snapshot.
Service Brakes, Hydraulic complaints
8 reportsI 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 SE…
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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 TRANSMISSION, WHILE DRIVING, THE CAR IS IDLED WAY ABOVE THE POINT WHERE IT SHOULD. THE CAR GIVE A BIG THUMP AND THROW FORWARD WHEN I AM TRYING TO BREAK. THE TRANSMISSION IS MAKING FUNNY NOISE, AS IF I AM DRIVING 55 MPH WITH THE CAR IN NEUTRAL. AS FOR THE FUMES, THEY COME IN MY CAR AND IS VERY UNSETTLING. I CAN NOT STAND THE WAY THE FUMES SMELL. THE CAR IS ALSO SMOKING.*AK
BRAKES OVERHEATED/CRACKED AND HAD WARPED WHEN APPLIED WHILE DRIVING. FOUND OUT THAT BRAKES WERE UNDERRATED ALONG WITH TIRES BY GOODYEAR. DID NOT KNOW ABOUT THIS UNTIL LATER. *AK CONSUMER STATES VEHICLE USES AUSTRALIAN GOODYEAR TIRES, GTA 205/65R15 H1530, TIRES WERE REPLACED WITH AMERICAN EQUIVALENT GOODYEAR TIRES AND WHILE DRI…
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BRAKES OVERHEATED/CRACKED AND HAD WARPED WHEN APPLIED WHILE DRIVING. FOUND OUT THAT BRAKES WERE UNDERRATED ALONG WITH TIRES BY GOODYEAR. DID NOT KNOW ABOUT THIS UNTIL LATER. *AK CONSUMER STATES VEHICLE USES AUSTRALIAN GOODYEAR TIRES, GTA 205/65R15 H1530, TIRES WERE REPLACED WITH AMERICAN EQUIVALENT GOODYEAR TIRES AND WHILE DRIVING ON ARIZONA HIGHWAYS, TIRES WOBBLE AND BECOME UNSTABLE AFTER 15-20 MINUTES, 3 OTHER TYPES OF GOODYEAR TIRES WERE TRIED, HOWEVER ALL TYPES EXPERIENCED SAME SCENARIO, GOODYEAR HEADQUARTERS INFORMED CONSUMER THAT THE LOAD RATING OF THESE TIRES WERE ONLY 1400 POUNDS WHICH MAY BE INADEQUATE FOR THE 5000 POUND VEHICLE, THE HEAT FROM THE UNDERRATED TIRES STRESSES BRAKE ROTORS, VEHICLE HAS HAD 3 SETS OF ROTORS DUE TO OVERHEATING. *SLC
ABS BRAKE LIGHT KEEPS COMING ON, SOMETIMES PEDAL GOES TO THE FLOOR. CAR ZIGZAGS IN THE BACK, AND EVENTUALLY STOPS. ALSO, DRIVER'S SIDE SEATBELT GETS STUCK IN THE RETRACTOR, EVENTUALLY IT COMES OUT/ AIR CONDITIONER WAS NOT WORKING PROPERLY BECAUSE COMPRESSOR AND CLUTCH WERE STUCK. MADE A LOUD NOISE.*AK
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 BEL…
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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, PERHAPS) INTERFERES WITH THE ELECTRICAL SYSTEM AND ULTIMATELY, ENGINE OPERATION. THIS SEEMED MOST EVIDENT WHEN VOLTAGE WAS AT A PREMIUM. *AK
WHEN APPLYING THE BRAKES, THE VEHICLE WOULD SHAKE , ROTORS WERE CUT DOWN (3) TIMES, TWICE ON THE FRONT IN THE LAST (6) MONTHS. ALL 4 ROTORS AND HUB ASSEMBLY ON DRIVER'S SIDE WERE REPLACED ON 9/12/97 WITH 52,000 MILES DUE TO THIS PROBLEM. *AK
WHILE EXITING THE INTERSTATE, WHEEL LOCKED UP ON WET PAVEMENT, RESULTING IN A SKID, ABS BRAKE SYSTEM. *AK
VEHICLE VIBRATES WHEN BRAKES APPLIED.
Official recalls
396V143002 · Service Brakes, Hydraulic:foundation Components:hoses, Lines/piping, And Fittings
Aug 12, 1996
UNDER CONDITIONS OF FULL LOCK STEERING AND FULL SUSPENSION TRAVEL, THE LEFT OR RIGHT FRONT WHEEL-SIDE BRAKE HOSE CAN CRACK, RESULTING IN BRAKE FLUID LEAKAGE.
Consequence & remedy
Consequence: BRAKE FLUID LEAKAGE WILL CAUSE ILLUMINATION OF THE BRAKE WARNING LAMP AND REDUCTION IN BRAKING EFFECTIVENESS INCREASING THE RISK OF A VEHICLE ACCIDENT.
Remedy: DEALERS WILL REPLACE THE LEFT AND RIGHT FRONT WHEEL-SIDE BRAKE HOSES WITH REVISED HOSE ASSEMBLIES.
96V143001 · Service Brakes, Hydraulic:foundation Components:hoses, Lines/piping, And Fittings
Jul 25, 1996
UNDER CONDITIONS OF FULL LOCK STEERING AND FULL SUSPENSION TRAVEL, THE LEFT OR RIGHT FRONT WHEEL-SIDE BRAKE HOSE CAN CRACK, RESULTING IN BRAKE FLUID LEAKAGE.
Consequence & remedy
Consequence: BRAKE FLUID LEAKAGE WILL CAUSE ILLUMINATION OF THE BRAKE WARNING LAMP AND REDUCTION IN BRAKING EFFICIENCY INCREASING THE RISK OF A VEHICLE ACCIDENT.
Remedy: DEALERS WILL REPLACE THE LEFT AND RIGHT FRONT WHEEL-SIDE BRAKE HOSES WITH REVISED HOSE ASSEMBLIES.
93V044000 · Seat Belts:front:anchorage
Mar 16, 1993
THE REAR OUTBOARD LOWER SAFETY BELT ATTACHMENT BOLT WAS INADEQUATELY TORQUED ON INSTALLATION.
Consequence & remedy
Consequence: THE INADEQUATELY TORQUED ANCHOR BOLT COULD FAIL INA SUDDEN STOP OR ACCIDENT. FAILURE OF THE SAFETY BELT ASSEMBLY RESULTS ININCREASED RISK OF INJURY TO THE SEAT OCCUPANT.
Remedy: RETORQUE THE SAFETY BELT ATTACHMENTS TO THE CORRECT SPECIFICATION.
Model-level recall history does not show whether a particular VIN is affected or has received a repair. Check a VIN with NHTSA ↗
NHTSA investigations
0No exact-year investigations in this snapshot.
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