Total Complaints
53 filings
MITSUBISHI MONTERO · model year
53 NHTSA complaints, 6 crash reports, and 2 active recalls for this specific cohort.
NHTSA overall rating
Not crash-tested
New Car Assessment Program
The 2003MITSUBISHIMONTERO carries 53 consumer safety complaints in NHTSA's Office of Defects Investigation database for this specific model-year cohort. Within that volume, owners reported 6 crashes, 1 fire, 4 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 2003 MONTERO is service brakes, hydraulic with 5 filings, followed by service brakes (5) and electrical system (3). 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. This model year has 2 active recall campaigns, which means the manufacturer is obligated to remedy the covered defect at no charge for the life of the vehicle — the full NHTSA campaign numbers are listed below.
NHTSA currently has 14 investigation files overlapping the 2003 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
53 filings
Crashes Reported
6 reports
Source
NHTSA ODI
Federal complaints database
At or below the fleet median complaint volume.
| Component | Count |
|---|---|
| SERVICE BRAKES, HYDRAULIC | 5 |
| SERVICE BRAKES | 5 |
| ELECTRICAL SYSTEM | 3 |
| AIR BAGS | 3 |
| POWER TRAIN | 3 |
| SUSPENSION | 2 |
| POWER TRAIN:AUTOMATIC TRANSMISSION | 2 |
| ENGINE AND ENGINE COOLING | 2 |
| FUEL SYSTEM, GASOLINE | 2 |
| FUEL SYSTEM, GASOLINE:STORAGE | 2 |
| LATCHES/LOCKS/LINKAGES | 1 |
| INTERIOR LIGHTING | 1 |
| EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC. | 1 |
| TIRES:TREAD/BELT | 1 |
| FUEL SYSTEM, OTHER:DELIVERY:HOSES, LINES/PIPING, AND FITTINGS | 1 |
FUEL SYSTEM, GASOLINE:STORAGE
ON CERTAIN SPORT UTILITY VEHICLES, WHEN THE FUEL TANK IS FULL AND THE VEHICLE IS PARKED FACING FORWARD ON AN UPWARD SLOPE, THE FUEL TANK LEVELING VALVE MAY NOT MAINTAIN PROPER SEALING IN THE EVENT THE FUEL EXPANDS FROM A RISE IN THE AMBIENT TEMPERATURE.
EQUIPMENT:OTHER:LABELS
CERTAIN PASSENGER VEHICLES FAIL TO CONFORM TO THE REQUIREMENTS OF FEDERAL MOTOR VEHICLE SAFETY STANDARD NO. 208, 'OCCUPANT CRASH PROTECTION.' THE BILINGUAL ENGLISH/SPANISH REMOVABLE AIR BAG WARNING LABELS AFFIXED TO THE DASH AND TO THE SUNVISOR DO NOT MEET THE SIZE REQUIREMENTS OF THE STANDARD.
TL* THE CONTACT OWNS A 2003 MITSUBISHI MONTERO. THE CONTACT STATED THAT THE CHECK ENGINE WARNING LIGHT REMAINED ILLUMINATED WHEN THE VEHICLE WAS PURCHASED FROM THE DEALER. THE CONTACT STATED THAT THE VEHICLE HAD A STRONG HESITATION AS THE FAILURE PROGRESSED. THE VEHICLE WAS TAKEN TO AN INDEPENDENT MECHANIC WHO DIAGNOSED THAT THE CATALYTIC CONVERTER NEEDED TO BE REPLACED. THE MANUFACTURER WAS NOT NOTIFIED. THE APPROXIMATE FAILURE MILEAGE WAS 130,000.
Mileage: 130,000
TL* THE CONTACT OWNS A 2003 MITSUBISHI MONTERO. THE CONTACT STATED THAT WHILE DRIVING APPROXIMATELY 60 MPH, THE VEHICLE STARTED TO VEER TO THE LEFT INDEPENDENTLY. THE CONTACT STOPPED ON THE SHOULDER TO CHECK THE TIRE PRESSURE. THE VEHICLE WAS DRIVEN TO AN INDEPENDENT MECHANIC. THE TECHNICIAN PUT THE VEHICLE ON THE LIFT AND DIAGNOSED THAT THE ENTIRE SUB FRAME WAS SEVERELY CORRODED. THE TECHNICIAN STATED THAT THE REPAIRS WOULD HAVE BEEN MORE THAN WHAT THE VEHICLE WAS WORTH. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE. THE VEHICLE WAS NOT REPAIRED. THE APPROXIMATE FAILURE MILEAGE WAS 162,000.
Mileage: 162,000
A SIREN SOUND CAME ON. MY HUSBAND PROCEEDED TO GET OF THE ROAD. IN HIS ATTEMPT, THE BRAKES BECAME VERY HARD TO PRESS. THE VEHICLE CONTINUED TO ROLL AS THE BRAKES WERE BEING APPLIED. HE THE PULL THE EMERGENCY BRAKES TO BRING THE VEHICLE TO A COMPLETE STOP. AAA WAS CALLED TO TOW THE VEHICLE TO A AUTO SHOP. AFTER A THOROUGH CHECK, THE OWNER (MASTER MECHANIC) DISASSEMBLE THE BRAKING SYSTEM TO CHECK IF THE BOOSTER HAD FAILED, HE STATED THE VEHICLE DID NOT HAVE A BOOSTER. I PICKED THE VEHICLE UP ON FRIDAY, MAY 7 AROUND 4:00PM. AFTER TRAVELING APPROXIMATELY 1 MILE, THE SIREN NOISE CAME BACK ON. WE ARE AWAITING TO HAVE THE TRUCK TOWED AGAIN ON MONDAY. *TR
Mileage: 187,000
THE HORN GOES OFF BY ITSELF THE PADS WHERE STUCK AND IT COST $1000 TO REPAIR SINCE IT NEEDS TO REMOVE THE STEERING AIRBAG,THIS SHOULD BE ON A RECALL.THIS HAS A LOT OF PROBLEMS WHO HAS SAME MODEL ON MITSUBISHI FORUMS FOUND HERE HTTP://MITSUBISHIFORUM.COM/FORUM/MITSUBISHI-MONTERO-MONTERO-SPORT-14/HORN-ACTIVATE-ITSELF-01-MONTERO-LTD-28034/. *TR
Mileage: 177,000
THE HORN GOES OFF BY ITSELF THE PADS WHERE STUCK AND IT COST $1000 TO REPAIR SINCE IT NEEDS TO REMOVE THE STEERING AIRBAG,THIS SHOULD BE ON A RECALL.THIS HAS A LOT OF PROBLEMS WHO HAS SAME MODEL ON MITSUBISHI FORUMS FOUND HERE HTTP://MITSUBISHIFORUM.COM/FORUM/MITSUBISHI-MONTERO-MONTERO-SPORT-14/HORN-ACTIVATE-ITSELF-01-MONTERO-LTD-28034/. *TR
Mileage: 177,000
TL* THE CONTACT OWNS A 2003 MITSUBISHI MONTERO. THE CONTACT STATED THAT WHILE DRIVING 5 MPH DOWN A SLIGHT INCLINE, THE BRAKE PEDAL FAILED TO RESPOND AND THE VEHICLE WAS SHIFTED TO NEUTRAL IN ORDER TO STOP. THE CONTACT ALSO STATED THAT THE ABS WARNING LIGHT ILLUMINATED. THE VEHICLE WAS NOT DIAGNOSED OR REPAIRED. THE MANUFACTURER WAS NOT NOTIFIED OF THE FAILURE. THE FAILURE MILEAGE WAS 93,000.
Mileage: 93,000
TL* THE CONTACT OWNS A 2003 MITSUBISHI MONTERO. THE CONTACT STATED THAT WHILE DRIVING 5 MPH DOWN A SLIGHT INCLINE, THE BRAKE PEDAL FAILED TO RESPOND AND THE VEHICLE WAS SHIFTED TO NEUTRAL IN ORDER TO STOP. THE CONTACT ALSO STATED THAT THE ABS WARNING LIGHT ILLUMINATED. THE VEHICLE WAS NOT DIAGNOSED OR REPAIRED. THE MANUFACTURER WAS NOT NOTIFIED OF THE FAILURE. THE FAILURE MILEAGE WAS 93,000.
Mileage: 93,000
TL* THE CONTACT OWNS A 2003 MITSUBISHI MONTERO. THE CONTACT HEARD A LOUD PIERCING SOUND WHEN THE IGNITION WAS STARTED. ALL OF THE WARNING INDICATORS ILLUMINATED ON THE INSTRUMENT PANEL. THE VEHICLE WAS NOT DIAGNOSED OR REPAIRED. THE MANUFACTURER WAS NOT NOTIFIED. THE FAILURE MILEAGE WAS 230,000.
Mileage: 230,000
I WAS DRIVING ON THE FREEWAY, WHEN ALL OF A SUDDEN MY ABS LIGHT CAME ON AND A BUZZER. I THEN WENT TO APPLY THE BRAKES AND STOP BUT THE BRAKE PEDAL WOULD NOT BUDGE. IT WAS LIKE THERE WAS A BRICK UNDER IT. THERE WAS NO WAY OF STOPPING SAFELY. LUCKILY NO ONE WAS IN FRONT OF ME. I HAD TO YOU THE TRANSMISSION TO SHIFT DOWN. PRESSED AS HARD AS I COULD ON BRAKES AND FINALLY STOPPED. I HAVE RESEARCHED THIS ISSUE AND HAVE DISCOVERED IT IS QUITE COMMON. HOW IS IT SAFE FOR A VEHICLE WITH A ANTILOCK BRAKE MALFUNCTION TO TAKE OUT THE BRAKE SYSTEM COMPLETELY? I HAVE CONTACT MITSUBISHI AND THEY SAID THERE IS NO RECALL!! HOW IS THIS POSSIBLE!?! THIS IS VERY UNSAFE I HAVE HAD THE VEHICLE PARKED SINCE THE INCIDENT. I FEEL MITSUBISHI NEEDS TO PAY FOR THIS AND UPGRADE THE BRAKE SYSTEM. I HAVE RESEARCHED THE PRICE AND WOULD COST ME 1700.00 TO HAVE THE SYSTEM REPLACED. WITH NO GUARANTEE OF IT NOT DOING IT AGAIN. *JS
Mileage: 187,800
I WAS DRIVING, STARTED HEARING OOZING SOUND THEN I APPLIED BRAKES, VERY HARD AND WON'T GO DOWN. THEN I PULLED OVER THE SIDE CURB AND THE CURB STOPPED THE CARD. *TR
Mileage: 145,000
MY HYDRAULIC BRAKE STOP WORKING I HAVE TO USE THE EMERGENCY BRAKE THE REPAIR IS 2500 MY CAR IS A 2003 WITH 90000 MILE. *TR
TL* THE CONTACT OWNS A 2003 MITSUBISHI MONTERO. THE CONTACT STATED THAT WHILE DRIVING 65 MPH, THE BRAKES FAILED. THE CONTACT MENTIONED THAT THE ABS, EMERGENCY BRAKE, AND TRACTION CONTROL WARNING LAMPS ILLUMINATED. THE VEHICLE WAS TAKEN TO AN INDEPENDENT MECHANIC. THE TECHNICIAN DIAGNOSED THAT THE ELECTRIC MOTOR IN THE HYDRAULIC BRAKE BOOSTER UNIT FAILED AND NEEDED TO BE REPLACED. THE MANUFACTURER WAS MADE AWARE OF THE FAILURE BUT DID NOT OFFER ANY ASSISTANCE SINCE THE VEHICLE WAS NOT INCLUDED ON ANY RECALLS. THE VEHICLE WAS NOT REPAIRED. THE FAILURE AND CURRENT MILEAGE WAS 135,000.
Mileage: 135,000
TL* THE CONTACT OWNS A 2003 MITSUBISHI MONTERO. THE CONTACT STATED THAT THE VEHICLE WAS LEAKING FUEL AND A CONTAINER HAD TO BE USED TO KEEP THE FUEL FROM LEAKING ONTO THE GROUND. THE VEHICLE WAS TAKEN TO THE DEALER WHERE IT WAS CONFIRMED THAT THE FUEL WAS SEEPING THROUGH THE FUEL TANK. THE DEALER ADVISED THAT THE FUEL VAC AND VAPOR FILTER NEEDED TO BE REPLACED. THE DEALER INFORMED THE CONTACT THAT THE VEHICLE WAS PREVIOUSLY REPAIRED UNDER NHTSA CAMPAIGN ID NUMBER: 04V319000 (FUEL SYSTEM: GASOLINE STORAGE) AND PROVIDED NO FURTHER ASSISTANCE. THE FAILURE AND THE CURRENT MILEAGES WERE 67,000.
Mileage: 67,000
TL* THE CONTACT OWNS A 2003 MITSUBISHI MONTERO. WHILE PARKED, THE HORN BEGAN TO SOUND CONTINUOUSLY. THE CONTACT DISCONNECTED THE BATTERY IN ORDER TO STOP THE HORN. THE FAILURE RECURRED DIFFERENT TWICE, BOTH TIMES DURING COLDER WEATHER. THE VEHICLE WAS NOT TAKEN TO THE DEALER FOR DIAGNOSTICS OR REPAIRS. THE VIN WAS NOT AVAILABLE. THE APPROXIMATE FAILURE MILEAGE WAS 168,000.
Mileage: 168,000
TL*THE CONTACT OWNS A 2003 MITSUBISHI MONTERO. WHILE THE DRIVER WAS TRAVELING APPROXIMATELY 40 MPH AND WAS APPLYING PRESSURE TO THE BRAKE PEDAL, THE BRAKES DID NOT RESPOND. THERE WAS A LIGHT BLINKING ON THE INSTRUMENT PANEL AND AN ALARM WENT OFF. THE CONTACT STATED THE EMERGENCY BRAKE WAS PULLED IN ORDER FOR THE VEHICLE TO COME TO COME TO A STOP. THE VEHICLE WAS NOT REPAIRED. THE VIN WAS UNAVAILABLE. THE APPROXIMATE FAILURE MILEAGE WAS 190,000.
Mileage: 190,000
I HAVE A 2003 MONTERO LIMITED AND SUDDENLY MY BRAKES FAILED AND THE CAR HAD A HIGH PIERCING NOISE. I HAD THE CAR TOWED TO A NEAR BY MITSUBISHI DEALER IN MARLOW HEIGHTS MARYLAND ONLY TO BE TOLD THAT IF IT WAS THE ACCUMULATOR THEY WOULD FIXED IT AT NO CHARGE. HOWEVER, AFTER THEIR REVIEW IT THEY SAID IT WAS THE HYDRAULIC BRAKE BOOSTER AND IT WOULD COST ME $2500 AFTER TAKING IT TO ANOTHER MECHANICAL SHOP I WAS TOLD IT WAS THE ACCUMULATOR AND THE PART WAS $228 PLUS LABOR CHARGES. *TR
Mileage: 114,000
I HAVE A 2003 MONTERO LIMITED AND SUDDENLY MY BRAKES FAILED AND THE CAR HAD A HIGH PIERCING NOISE. I HAD THE CAR TOWED TO A NEAR BY MITSUBISHI DEALER IN MARLOW HEIGHTS MARYLAND ONLY TO BE TOLD THAT IF IT WAS THE ACCUMULATOR THEY WOULD FIXED IT AT NO CHARGE. HOWEVER, AFTER THEIR REVIEW IT THEY SAID IT WAS THE HYDRAULIC BRAKE BOOSTER AND IT WOULD COST ME $2500 AFTER TAKING IT TO ANOTHER MECHANICAL SHOP I WAS TOLD IT WAS THE ACCUMULATOR AND THE PART WAS $228 PLUS LABOR CHARGES. *TR
Mileage: 114,000
TL* THE CONTACT OWNS A 2003 MITSUBISHI MONTERO. THE CONTACT WAS ROTATING THE TIRES WHEN HE NOTICED ONE OF THE STUDS ON THE REAR PASSENGER WHEEL WAS FRACTURED. THE VEHICLE WAS THEN TAKEN TO AN INDEPENDENT MECHANIC WHERE THE STUD WAS REPLACED. THE SAME FAILURE HAS SINCE RECURRED TWO ADDITIONAL TIMES ON THE REAR PASSENGER SIDE WHEEL IN WHICH THE STUDS WERE REPLACED BY THE SAME INDEPENDENT MECHANIC. THE FAILURE MILEAGE WAS 83,000 AND THE CURRENT MILEAGE WAS 86,900.
Mileage: 83,000
IN 2007 I HAD THE BRAKES TO MY 2003 MITSUBUSHI MONTERO LIMITED REPLACED BECAUSE I FELT THEY MY TRUCK WOULD NOT STOP AS DESIRED. AFTER HAVING THE BRAKES REPLACED IT APPEARS THAT THE PROBLEM BECAME WORSE. I TOOK MY VEHICLE BACK TO THE DEALER AND THEY ASSURED ME THAT THERE WAS NOTHING WRONG WITH THE BRAKES. IN DEC 2007 I TRIED STOPPING IN LESS THAN 3 INCHES OF SNOW. MY TRUCK WOULD NOT STOP, I ALMOST HAD AN ACCIDENT. WHEN I HIT THE BRAKES IT SOUNDED AND FELT LIKE THE BRAKES WERE GRINDING OR EVEN A CRUNCHING SOUND. WHEN DRIVING IN DRY CONDITIONS THE BRAKES APPEAR TO WORK VERY WELL BUT IN WET OR SNOW CONDITIONS IT DOES NOT HANDLE AT ALL. SINCE THEN THE FRONT BRAKES WAS AGAIN REPLACED IN NOV 2008. AGAIN ON 27 JAN 2009 I TRIED STOPPING IN LESS THAN 2 INCHES OF SNOW AND THE TRUCK DID NOT STOP. I HAD TO DRIVE ON THE CURB IN ORDER TO STOP. I WAS ON A RESIDENTIAL STREET AND WAS DRIVING LESS THAN 20 MILES PER HOUR. MY BRAKES DOES NOT WORK IN SNOW CONDITIONS OR EVEN IN EXTREMELY WET CONDITIONS. *TR
Mileage: 107,800
TL*THE CONTACT OWNS A 2003 MITSUBISHI MONTERO. WHILE THE CONTACT'S DAUGHTER WAS ACCELERATING FROM A STOP SIGN, SHE HEARD A POPPING SOUND. SHE HAD TO MANEUVER THE VEHICLE ONTO THE SIDE OF THE ROAD. THE FRONT DRIVER'S SIDE WHEEL WAS TWISTED. THE VEHICLE HAS NOT BEEN INSPECTED. THE CURRENT AND FAILURE MILEAGES WERE 85,000. UPDATED 09/15/08 *BF UPDATED 09/18/08. *JB
Mileage: 85,000
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.