Problems · by component
1997 Mitsubishi Montero engine and engine cooling problems
33 owner complaints to NHTSA about the 1997 Mitsubishi Montero cite engine and engine cooling, 34% of all 97 complaints for this model year.
Complaints
33
34% of all complaints
Crashes
0
Reported by owners
Fires
0
Reported by owners
Injuries
0
Reported by owners
What owners say about the engine and engine cooling
Verbatim from NHTSA complaints, newest first
“1997 MITSUBISH MONTERO 3.5 LITER AUTOMATIC- CRANK SHAFT BOLT HAS COME OUT ON 5 SEPARATE OCCASIONS AND HAS COST OVER $3000 TO HAVE IT REPLACED. THE INSIDE OF THE CRANKSHAFT WHERE THE BOLT GOES IS COMPLETELY STRIPPED TO THE POINT I NOW HAVE TO REPLACE THE ENGINE. THIS IS NOT AN ISOLATED ISSUE AS THIS APPEARS TO BE AN INHERENT PROBLEM WITH ALL YEARS OF MONTEROS. THERE SHOULD BE A RECALL FOR THIS AND MITSUBISHI SHOULD COVER THE COST FOR THERE NEGLIGENCE. *TR”
“CRANKSHAFT PULLEY PIN/BOLT GETS SHEARED OFF. DASH LIGHTS COME ON AND VEHICLE POWER STEERING STOPS WORKING AS THE PUMP IS NOT TURNING BECAUSE THE PROBLEM AFFECT THE ENTIRE PULLEY SYSTEM. IT ALSO AFFECTS THE TIMING GEAR/BELT/HARMONIC BALANCER. THIS IS THE 3RD TIME IN AS MANY YEARS THIS HAS HAPPENED. THIS IS THE 2ND MECHANIC WHO HAS TOLD ME THAT IT'S AN ENGINE DEFECT BECAUSE THE PIN/BOLT IS TOO SHORT. THERE IS NO WARNING BEFORE IT HAPPENS. IT OCCURS UNDER NORMAL CITY DRIVING CONDITIONS AT LOW OR NO SPEED. *TR”
“1997 MITSUBISHI MONTERO CRANKSHAFT PULLEY CAME LOOSE THREE TIMES WHICH CREATED NO POWER STEERING AND NO CHARGING OF THE BATTERY PURCHASED NEW CRANKSHAFT PULLEY BUT DID NOT HELP THE THIRD TIME INSTALLED A LOCK WASHER ON THE BOLT AND RE TORQUED TO SPEC LAST WEEK. *TR”
“TL*THE CONTACT OWNS A 1997 MITSUBISHI MONTERO. WHEN THE VEHICLE WAS STARTED, THE CRANKSHAFT PULLEY DETACHED FROM THE VEHICLE. THE DEALER STATED THAT THE CONTACT WOULD BE RESPONSIBLE FOR THE REPAIR. THE VEHICLE HAS NOT BEEN DRIVEN SINCE. THE FAILURE MILEAGE WAS 190,000.”
“TL*THE CONTACT OWNS A 1997 MITSUBISHI MONTERO SPORT. THE CONTACT STATED THAT THE NUT AND BOLT PULLED OUT FROM THE CRANKSHAFT PULLEY. WHILE ATTEMPTING TO MAKE A LEFT TURN AT A STOP SIGN, THE VEHICLE FAILED TO PULL TO THE LEFT. THE DEALER STATED THAT NOTHING COULD BE DONE TO REPAIR THE VEHICLE UNLESS THE MANUFACTURER APPROVED THE REPAIRS. THE CONTACT REFERENCED NHTSA CAMPAIGN ID NUMBER 00V311001 (ENGINE AND ENGINE COOLING:ENGINE). THE VIN WAS UNKNOWN. THE FAILURE AND CURRENT MILEAGES WERE 126,000.”
“I OWN A 1997 MITSUBISHI MONTERO SPORT LS. THERE WAS A RECALL FOR A CRANKSHAFT PULLEY BOLT, NHTSA RECALL ID: 00V311001. I TOOK MY VEHICLE TO THE MITSUBISHI DEALER AND THEY REPLACED THE BOLT. THIS WAS BACK IN 2000. IN FEBRUARY OF 2008 I WAS DRIVING, GETTING READY TO GET ON THE HIGHWAY WHEN I HEARD A GRINDING AND THEN A LOUD NOISE FROM THE ENGINE, I LOST POWER STEERING AND QUICKLY PULLED OVER. POPPED THE HOOD OF MY VEHICLE AND NOTICED THAT THE CRANKSHAFT PULLEY HAD BROKEN OFF. I TOWED IT TO MY MECHANIC WHO STATED THAT THE CRANKSHAFT PULLEY BOLT HAD BROKEN. HE GAVE ME AN ESTIMATE OF $2400 TO HAVE THE CRANKSHAFT REPLACED, OR $3100 TO PUT IN A REBUILT ENGINE. I CALLED MITSUBIHSI AND TALKED TO S LADY WHO WAS VERY RUDE, SHE WOULD HARDLY LET ME SAY ANYTHING. SHE STATED THAT THERE WAS NOTHING THAT THEY COULD DO AND TO CONTACT THE DEALERSHIP THAT HAD REPLACED THE BOLT. THAT DEALERSHIP IS NO LONGER THERE, WENT OUT OF BUSINESS. LOOKING ONLINE I HAVE FOUND NUMEROUS COMPLAINTS ABOUT THIS HAPPENING TO PEOPLE WHO OWN BOTH THE 97 AND 98 MODELS OF MONTERO SPORTS, EVEN AFTER BRINGING THEIR VEHICLES IN FOR THE RECALL. IF THIS HAD OCCURRED WHILE I WAS TRAVELING ON THE HIGHWAY I…”
Showing 6 of 33 reports. Read every report on NHTSA.gov.
Data from NHTSA Complaints API (owner reports, unverified) · synced Nov 11, 2026NHTSA vehicle page
Complaints are unverified owner reports to NHTSA and are not normalized for sales volume. One complaint can cite several components.