Total Complaints
22 filings
MITSUBISHI MONTERO · model year
22 NHTSA complaints for this specific cohort.
NHTSA overall rating
Not crash-tested
New Car Assessment Program
The 1991MITSUBISHIMONTERO carries 22 consumer safety complaints in NHTSA's Office of Defects Investigation database for this specific model-year cohort. Within that volume, owners reported 0 crashes, 2 fires, 0 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 1991 MONTERO is engine and engine cooling:engine with 5 filings, followed by vehicle speed control (2) and tires (2). 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 1991 MONTERO. 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.
Total Complaints
22 filings
Crashes Reported
0 reports
Source
NHTSA ODI
Federal complaints database
At or below the fleet median complaint volume.
| Component | Count |
|---|---|
| ENGINE AND ENGINE COOLING:ENGINE | 5 |
| VEHICLE SPEED CONTROL | 2 |
| TIRES | 2 |
| STEERING:HYDRAULIC POWER ASSIST SYSTEM | 2 |
| SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:DISC:ROTOR | 1 |
| POWER TRAIN:AUTOMATIC TRANSMISSION:PARK/NEUTRAL START INTERLOCK SWITCH | 1 |
| STEERING: STEERING WHEEL/HANDLE BAR | 1 |
| SEAT BELTS:FRONT:BUCKLE ASSEMBLY | 1 |
| ELECTRICAL SYSTEM | 1 |
| TIRES:TREAD/BELT | 1 |
| UNKNOWN OR OTHER | 1 |
| ENGINE AND ENGINE COOLING:ENGINE:GASOLINE | 1 |
| STEERING | 1 |
| SERVICE BRAKES, HYDRAULIC | 1 |
| ENGINE AND ENGINE COOLING | 1 |
I PURCHASED A MITSUBISHI MONTERO AS A MAIN CAR TO TRANSPORT BACK AND FORTH TO MY BUSINESS. THE CRANK SHAFT PULLEY BOLT CAME OUT AND I HAD THE CAR REPAIRED. I WAS ABLE TO DRIVE THE CAR FOR APPROXIMATELY 3 TO 4 WEEKS BEFORE THE PULLEY BOLT BROKE OFF IN THE CRANKSHAFT NOW I AM STUCK TRYING TO FIND A MECHANIC TO DRILL THE REMAINDER OF THE BOLT OUT. I BELIEVE THAT BASED ON THE NUMBER OF COMPLAINTS CONCERNING THIS PROBLEM ALONG WITH THE COUNTLESS CONSUMERS THAT HAVE NOT LOGGED ONTO THIS SITE TO LAUNCH THIS COMPLAINT AND SINCE IT IS A COMMON PROBLEM THAT MITSUBISHI DEALERS SHOULD RECALL THIS PRODUCT AND REMEDY THE PROBLEM ONCE AND FOR ALL. *JB
Mileage: 209,507
DT: THE CONSUMER STATES THAT HIS VEHICLE WAS LEAKING OIL AT ONLY 1500 MILES. CONSUMER DID FILE A COMPLAINT WITH THE FEDERAL TRADE COMMISSION ON THE DEALER. THE CONSUMER ALSO HAD PROBLEMS WITH THE FRONT BRAKES. THE VEHICLE WOULD ALSO OVERHEAT. THE DEALERSHIP IS FALSIFYING INFORMATION TO AN OFFICER BECAUSE THEY TOLD HIM CONSUMER WAS BEHIND ON HIS PAYMENTS AND HE IS NOT. *TT *JB
Mileage: 1,500
DT: THE CONSUMER STATES THAT HIS VEHICLE WAS LEAKING OIL AT ONLY 1500 MILES. CONSUMER DID FILE A COMPLAINT WITH THE FEDERAL TRADE COMMISSION ON THE DEALER. THE CONSUMER ALSO HAD PROBLEMS WITH THE FRONT BRAKES. THE VEHICLE WOULD ALSO OVERHEAT. THE DEALERSHIP IS FALSIFYING INFORMATION TO AN OFFICER BECAUSE THEY TOLD HIM CONSUMER WAS BEHIND ON HIS PAYMENTS AND HE IS NOT. *TT *JB
Mileage: 1,500
I WAS DRIVING TO SCHOOL AND MY A/T LIGHTS CAME ON ASWELL AS MY BATTERY LIGHT. I PULLED OVER TO THE SIDE OF THE FREEWAY AND OPENED MY HOOD AND SAW MY HARMONIC BALANCER/PULLEY LAYING ON MY SKID PLATE AS WELL AS A BROKEN BOLT. I RESEARCHED IT AND FOUND OUT IT HAPPENS ALOT ON THE VEHICLE AND THAT ITS VERY COMMON. I USE THE VEHICLE TO DRIVE TO SCHOOL AND TO WORK NEVER ABUSE IT AND NOW I AM STUCK PAYING MORE THEN I BOUGHT THE CAR FOR. ALL THAT IS ABLE TO HAPPEN IS ME PAY FOR A PROBLEM THAT SHOULD BE RECALLED AND SUFFER MISSING SCHOOL. THE VEHICLE IS A 1991 MONTERO.
Mileage: 133,345
THE VEHICLE CONSUMED AN EXCESSIVE AMOUNT OF OIL.*JB
WHILE DRIVING AND WITHOUT WARNING THERE WAS LOSS OF POWER STEERING.*AK
I HAD TWO TIRES BLOW OUT ON ME ON THE WAY HOME FROM NORTH HOLLYWOOD ON 9/19/01. MY CAR IS PRESENTLY AT A REPAIR SHOP, SO I DON'T KNOW THE NAME OF THE TIRES. ALSO MY THERMOSTAT WENT OUT ON ME AND MY RADIATOR HAD TO BE FLUSHED. MY ENGINE THROUGH A ROD OR IS ABOUT TO. I'V HAD PROBLEMS STARTIN UP MY VEHICLE, BECAUSE THE BATTERY KEEPS MOVING AND HAS NO BATTERY BOX OR POST TO KEEP IT STABLIZED. I'VE ONLY HAD THE CAR 6 MONTHS, WE JUST BOUGHT IT. WE GOT IT CHECKED OUT BY WINSTON TIRES IN BARSTOW BEFORE WE BOUGHT IT AND ONLY MINOR PROBLEMS SHOW UP. UPON WINSTON TIRES ASSESSMENT, WE BOUGHT THE SUV. ALSO WE WE NOT ALLOWED TO GET A WARRANTY THROUGH THE DEALER, BECAUSE HIS LOAN COMPANY WOULDN'T ALLOW IT. INSTEAD OF LETTING US KNOW BEFORE WE DROVE OFF WITH THE VEHICLES, MARINE CORP WEST WOULDN'T GIVE US A WARRANTY FOR THIS SUV. WE WERE ALREADY OBLIGATED TO GO THROUGH WITH BUYING THIS VEHICLE WITHOUT THE WARRANTY AFTER WE DROVE OFF THE LOT. BUT IT'S THEIR FAULT FOR NOT LETTING US KNOW AHE
I HAD TWO TIRES BLOW OUT ON ME ON THE WAY HOME FROM NORTH HOLLYWOOD ON 9/19/01. MY CAR IS PRESENTLY AT A REPAIR SHOP, SO I DON'T KNOW THE NAME OF THE TIRES. ALSO MY THERMOSTAT WENT OUT ON ME AND MY RADIATOR HAD TO BE FLUSHED. MY ENGINE THROUGH A ROD OR IS ABOUT TO. I'V HAD PROBLEMS STARTIN UP MY VEHICLE, BECAUSE THE BATTERY KEEPS MOVING AND HAS NO BATTERY BOX OR POST TO KEEP IT STABLIZED. I'VE ONLY HAD THE CAR 6 MONTHS, WE JUST BOUGHT IT. WE GOT IT CHECKED OUT BY WINSTON TIRES IN BARSTOW BEFORE WE BOUGHT IT AND ONLY MINOR PROBLEMS SHOW UP. UPON WINSTON TIRES ASSESSMENT, WE BOUGHT THE SUV. ALSO WE WE NOT ALLOWED TO GET A WARRANTY THROUGH THE DEALER, BECAUSE HIS LOAN COMPANY WOULDN'T ALLOW IT. INSTEAD OF LETTING US KNOW BEFORE WE DROVE OFF WITH THE VEHICLES, MARINE CORP WEST WOULDN'T GIVE US A WARRANTY FOR THIS SUV. WE WERE ALREADY OBLIGATED TO GO THROUGH WITH BUYING THIS VEHICLE WITHOUT THE WARRANTY AFTER WE DROVE OFF THE LOT. BUT IT'S THEIR FAULT FOR NOT LETTING US KNOW AHE
WHILE TRAVELING AND WITHOUT ANY INDICATION ENGINE DIED. TECHNICIAN STATED THAT BOLTS CAME OUT FROM CRANKSHAFT/ PULLY. PLEASE PROVIDE FURTHER INFORMATION.*AK
CRANKSHAFT PULLEY BOLT BECAME LOOSE OVER TIME. PULLEY BOLT CAME OUT WHILE DRIVING, CAUSING A LOSS OF POWER STEERING. DEALR HAS BEEN CONTACTED.*AK
CRANKSHAFT PULLEY BOLT BECAME LOOSE OVER TIME. PULLEY BOLT CAME OUT WHILE DRIVING, CAUSING A LOSS OF POWER STEERING. DEALR HAS BEEN CONTACTED.*AK
I HAVE BEEN TO FIRESTONE AND THEY SAY THIS TIRE IS NOT COVERED UNDER THEIR RECALL.*AK (DOT NUMBER: VD60AW3238 TIRESIZE: 3110.50R15)
WHILE BRAKING OR AT A FULL STOP, VEHICLE SEEMED TO ACCELERATE. CONSUMER PUT CAR IN NEUTRAL, AND IT REVVED. CONSUMER SAID IT WAS GETTING GAS FROM SOMEWHERE.*AK
I UNDERSTAND MITSUBIHI IS HAVING PROBLEMS WITH CRANKSHAFT BOLT PROBLEMS IN OTHER VEHICLES, AND THIS IS ANOTHER INCIDENT.*AK (DOT NUMBER: N/A TIRESIZE: N/A)
THE TREAD JUST CAME FLYING RIGHT OFF OF THE TIRE, AND ALMOST CAUSED MY WIFE WHO IS PREGNENT AND MY CHIL OF FOUR TO ROLL. *AK( DOT NUMBER: TIRE SIZE: P235/75R15 )
CURT & HAL SERVICE DEPARTMENT CALLED THE MITSUBISHI DEALER IN OUR AREA AND WERE TOLD THAT THIS PART WAS A VERY COMMON REPAIR TO THIS PARTICULAR VEHICLE. WHEN LOOKING FOR A USED PART, THERE WAS ABSOLUTELY NONE TO BE HAD IN ENTIRE WESTERN U.S., AND REPAIR OF THIS PART, AFTER IT HAS BEEN BURNED IS NOT AN OPTION. THE HOUSING HAS BURNED TO WHERE THEY AREN'T ABLE TO ATTACH NEW COMPONENTS TO IT. THANK YOU FOR LOOKING INTO THIS. IT SEEMS TO ME, THAT IF MITSUBISHI HAS HAD THIS KIND OF PROBLEM IN MANY OTHER MONTEROS, THEN THEY SHOULD BE DOING A RECALL. THANKS AGAIN, LORI LANNIGAN NO SAFETY DEFECT LISTED. *AK
WHILE CONSUMER WAS IN THE STORE VEHICLE CAUGHT ON FIRE FROM THE ELECTRICAL SYSTEM, AND CONSUMER CAN'T DETERMINE THE PROBLEM. *AK
STEERING COLUMN FAILURE; ALSO, FRONT/REAR SEAT BELT BUCKLES FAILED. *AK
STEERING COLUMN FAILURE; ALSO, FRONT/REAR SEAT BELT BUCKLES FAILED. *AK
TRANSMISSION GEAR SHIFTER WILL NOT LOCK WHEN KEY IS REMOVED FROM IGNITION SWITCH, ALLOWING VEHICLE TO ROLL BACKWARDS.
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.