Problems · by component
2003 Mitsubishi Lancer power train problems
120 owner complaints to NHTSA about the 2003 Mitsubishi Lancer cite power train, 39% of all 311 complaints for this model year.
Complaints
120
39% of all complaints
Crashes
4
Reported by owners
Fires
0
Reported by owners
Injuries
3
Reported by owners
What owners say about the power train
Verbatim from NHTSA complaints, newest first
“TL* THE CONTACT OWNS A 2003 MITSUBISHI LANCER. THE CONTACT STATED THAT WHILE DRIVING AT VARIOUS SPEEDS, THE CLUTCH FAILED TO FUNCTION AND THE CONTACT HEARD A POPPING NOISE . THE VEHICLE WAS NOT REPAIRED AND THE MANUFACTURER WAS NOTIFIED. THE APPROXIMATE FAILURE MILEAGE WAS 150,000.”
“FIRST OCCURRENCE HAPPENED WHILE ATTEMPTING TO LEAVE A CONVENIENCE STORE. CLUTCH WENT TO FLOOR OF VEHICLE, AND DID NOT KNOW WHAT WAS WRONG. SINCE 1ST OCCURRENCE IT HAS HAPPENED REGULARLY APPROXIMATELY EVERY 3-4 WEEKS. FOR THE LAST 8 YEARS. CLUTCH BECOME SPONGY AND REQUIRES ME TO REFILL MASTER CYLINDER WITH BRAKE FLUID. SEVERAL OCCASIONS I HAVE BEEN DRIVING WHEN THE OCCURRED. CAR LOSES ABILITY TO SHIFT DUE TO CLUTCH NOT ENGAGING GEARS. I MUST BE ATTENTIVE TO FLUID LEVELS TO PREVENT IT FROM HAPPENING. HAS BEEN DIAGNOSED AS SLAVE CYLINDER PROBLEM. *TR”
“I HAVE TWO ISSUES WHICH SEEM TO HAVE BOTH ALREADY BEEN REPORTED. 1. WHILE DRIVING THE TRANSMISSION WILL IDLE HIGH WHILE DRIVING, BUT THE VEHICLE IS NOT SPEEDING UP. THEN WITHOUT WARNING THE TRANSMISSION CATCHES, AND THE CAR LURCHES FORWARD. THIS IS A RANDOM ISSUE THAT HAPPENS DAILY WITH THE VEHICLE. SERVICING THE TRANSMISSION HAS NOT FIXED THE PROBLEM AND CONTINUES TO BE A PROBLEM TO THIS DAY. 2.THE HEATER/AC CONTROL KNOW BECAME VERY DIFFICULTY TO CHANGE BETWEEN HEATER AND A/C. THE SWITCH HAS FINALLY BROKE OFF, AND NOW I'M UNABLE TO SWITCH BETWEEN HEATER AND A/C. I HAVE DONE RESEARCH AND THIS ALSO SEEMS TO BE A PROBLEM THAT HAS NOT BEEN RESOLVED. I HAVE FOUND MOST OTHER AUTO OWNERS HAVE PAID FOR THE REPLACEMENT, BUT ONLY TO HAVE THE SAME PROBLEM OCCUR AGAIN. I HAVE DONE RESEARCH ON BOTH OF THESE ISSUES AND IS HAS BEEN REPORTED AS FAR BACK AS 2004, AND AT THIS POINT I DO SEE ANY RECALLS BY MITSUBISHI TO FIX EITHER OF THE PROBLEMS. *TR”
“TL*THE CONTACT OWNS A 2003 MITSUBISHI LANCER OZ RALLY(NA). THE CONTACT NOTICED THAT THE CLUTCH SLAVE CYLINDER WAS LEAKING FLUID; THE FOLLOWING DAY THE CLUTCH PETAL WAS NO LONGER OPERABLE. THE DEALER OR MANUFACTURER HAD NOT BEEN NOTIFIED NOR WAS THE VEHICLE REPAIRED OR DIAGNOSED. THE CURRENT AND FAILURE MILEAGES WERE APPROXIMATELY 68,000. UPDATED 04/12/11*LJ”
“THE CLUTCH CYLINDER RELEASE KEEPS LEAKING UNTIL IT WONT CLUTCH. YOU CANT SHIFT GEARS. ITS HAPPENEDD 6 TIMES IN THE LAST 3 YEARS. THE CAR ISN'T USED FOR ANY TYPE OF RACING BECAUSE IT DOESN'T EVEN HAVE ENOUGH POWER, JUST FOR REGULAR EVERYDAY DRIVING. I'VE TALKED TO THE DEALERSHIP AND THEY SAID THAT THEY WILL NOT COVER IT BECAUSE IT HAS NO WARRANTY ANYMORE BUT THE CARS DEFECTIVE AND THAT IS THEIR PROBLEM. I'VE BEEN READING AND IT SEEMS MY CAR IS NOT THE ONLY ONE WITH THIS SAME PROBLEM. *TR”
“WHEN DRIVING MY LANCER EITHER ON CITY OR HIGHWAY, IT REFUSES TO SHIFT. THE RPMS GO UP, BUT THE CAR WONT ACCELERATE. IT ACTUALLY SLOWS DOWN AS IF I'M PRESSING ON THE BRAKES (AND IM NOT) THEN OUT OF NOWHERE THE GEAR WILL SHIFT AND THE CAR LURCHES FORWARD UNEXPECTEDLY. IT DOES THIS ALL THE TIME. THE LAST TIME IT DID IT I RAN INTO A CAR. THIS IS A HUGE HAZARD. WHEN I STEP ON THE BRAKES THE CAR ALMOST STOPS, THEN JUMPS FORWARD ABOUT 2 FEET BEFORE ACTUALLY STOPPING. THIS IS A HORRIBLE THING TO DO TO A DRIVER. THE CAR LITERALLY HAS A MIND OF IT'S OWN AND THE DEALERSHIP REFUSES TO DO ANYTHING ABOUT IT. I'VE SEEN COMPLAINTS ABOUT OTHER OWNERS WITH THE SAME ISSUE AND ALL OF THEM SAY THAT THEIR TRANSMISSION DIED COMPLETELY THUS LEAVING THEIR CAR PERMANENTLY MOTIONLESS. I CAN'T EVEN LOOK FORWARD TO GETTING THIS FIXED...I CAN ONLY LOOK FORWARD TO.....NOTHING. I CAN'T SELL THE CAR NOR GET A NEW ONE BECAUSE I'VE SPENT SO MUCH MONEY ON THIS LANCER AND NOTHING FIXES IT. I WAS TOLD THAT IT WAS THE BRAKE PADS, THE TRANSMISSION FLUID, THE CATALYTIC CONVERTER, THE TIRES, THE GAS PEDAL LINE, AND AIR IN THE BRAKES... I HAD ALL OF THESE THINGS REPLACE AND NO CHEAP COSTS AND IT'S STILL…”
Showing 6 of 120 reports. Read every report on NHTSA.gov.
Data from NHTSA Complaints API (owner reports, unverified) · synced Nov 6, 2026NHTSA vehicle page
Complaints are unverified owner reports to NHTSA and are not normalized for sales volume. One complaint can cite several components.