MyCarTSB

2010 Kia Forte Transmission Problems

18 owner-reported transmission complaints from NHTSA data

18
Complaints
Feb 2011Nov 2021
Date Range

Data sourced from NHTSA public database. For informational purposes only. Always consult a qualified mechanic.

Owner Complaints (18)

criticalPOWER TRAIN,ENGINE
Filed: Aug 2024

While driving at low speed, your car made a loud knocking sound from the engine and then lost all power. A mechanic found that a rod bearing had broken, requiring a complete engine replacement.

NHTSA #: 11608141
criticalPOWER TRAIN,ENGINE
Filed: Feb 2024

Your car's connecting rod bearing in cylinder #1 failed, causing a loud rattling noise from the engine. You took it to a Kia dealership on February 13th, and as of February 25th it remains unrepaired. You're concerned the dealership is refusing to repair it under a recall, claiming your 2010 Forte is no longer under warranty, despite the vehicle being subject to an active recall for this exact issue.

NHTSA #: 11573838
highPOWER TRAIN
Filed: Jul 2025

Your car's transmission won't shift out of Drive into other gears while driving, and it won't go into Reverse or Park. The shifting cable that controls gear changes has broken and needs to be replaced.

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NHTSA #: 11674999
mediumPOWER TRAIN,ENGINE
Filed: Jul 2023

I had oil changed on my 2010 Kia forte 2.0 motor and afterwards the oil light came on on the way home from the shop and it died and engine started making a loud noise they have an engine recall on these motors for going bad I need them to replace my engine I can't afford to put new motor in my car when it's not my fault it has a defect in the motor

NHTSA #: 11534508
mediumPOWER TRAIN,ENGINE
Filed: Jul 2023

Engine failure on 2010.kia forte due to faulty oil pump causing car to come to a stop while in trafficc could cause safety problem for everyone on roadway

NHTSA #: 11534485
mediumPOWER TRAIN,ENGINE
Filed: Nov 2021

While the vehicle was operating the engine had a noticeable amount of power reduction and there were multiple knocking sounds occurring simultaneously. The vehicle was being operated in the right-most furthest lane of a busy freeway in the middle of traffic and at freeway speeds of approximately 65 mph. The issue seemed to originate from the engine causing engine malfunction without engine light indication. There was no engine light prior, during, or post-incident. The vehicle has been professionally inspected, but not thoroughly diagnosed. Altogether, the motor has had a major unidentifiable malfunction and now I have no transportation from the once-reliable vehicle I was using.

NHTSA #: 11441392
mediumPOWER TRAIN,SERVICE BRAKES,ENGINE
Filed: Nov 2019

CAR DID NOT STOP WHEN PLACED IN PARK , SHIFTERS GETS STUCK. WHEN PLACING THE CAR IN REVERSE PARK , THE CAR MOVED FORWARD INSTEAD OF REVERSE , NOT STOPING ,HAD TO PUSH THE BRAKE PEDAL AND THE EMERGENCY BRAKE AS THE CAR WAS MOVING FORWARD ( WHILE ON REVERSE) KEPT MOVING FWD AT APPROXIMATELY 5 MILES WITHOUT PRESSING THE FAS PEDAL . HAD TO STOP BY USING EMERGENCY BRAKE. TURNED OFF THE CAR TOOK IT TO THE DEALER. WHEN PLACING THE CAR IN REVERSE THE CAR KEPT MOVING DANGEROUSLY FORWARD

NHTSA #: 11277949
mediumPOWER TRAIN,VEHICLE SPEED CONTROL,ENGINE
Filed: Nov 2019

UPDATE TO CLAIM 11277949 KIA DEALER CLAIMS SHIFTER BUSHING AND THE TRANSMISSION SWITCH. STRANGE THAT SUCH A DANGEROUS WAS TREATED WITH MORE CONCERN. 5 MORE SECONDS OF THAT MALFUNCTION AND I WOULD HAVE WOUNDED OR KILLED A INNOCENT PEDESTRIAN

NHTSA #: 11278140
mediumPOWER TRAIN
Filed: Feb 2019

ESP WARNING INDICATOR LIGHTS UP INTERMITTINGLY, AUTO TRANSMMISION SHIFTING STUCK IN LOW SPEED

NHTSA #: 11176323
mediumPOWER TRAIN,ENGINE
Filed: Apr 2017

AT A STOP LIGHT OR STOP SIGN. IT WILL QUIT FOR NO REASON. I HAVE TO PUT IT IN PARK OR NEUTRAL TO START AND CONTINUE. PLUS, DRIVING ALONG THE TRANSMISSION WILL KICK OUT GEAR FOR A SECOND AND THEN GO AGAIN.

NHTSA #: 10972308
mediumPOWER TRAIN,ENGINE
Filed: Jul 2016

I HAVE A 2010 KIA FORTE KOUP. IT RUNS AND DRIVES ALRIGHT BESIDES IT MAKES SUCH A KNOCK. I HAVE HEARD IT COULD BE A ROD KNOCK OR A SPUD BEARING ETC. NEED TO KNO IF I'M UNDER MANUFACTURER WARRENTY AS I'M NOT THE ORIGINAL OWNER. CAR ONLY HAS 88,000 MILES ON IT TOO. ALSO THE PLACE I TOOK IT TO SEE WHAT WAS WRONG SAID IT WOULD BE 2 GRAND TO FIX IT. HOW DO YOU EXPECT ME TO DO THAT AS I'M MAKING PAYMENTS ON THE CAR AND ONLY HAD IT SINCE APRIL OF THIS YEAR.

NHTSA #: 10883843
mediumPOWER TRAIN
Filed: Nov 2015

VEHICLE FAILED TO START. HAD VEHICLE TOWED TO GARAGE WHO STATED THAT IT WAS A PROBLEM WITH TIMING CHAIN AND SHOULD BE COVERED UNDER WARRANTY. HAD VEHICLE RE-TOWED TO DEALERSHIP WHO STATED THAT IT WAS A BAD TIMING CHAIN AND THAT IT WAS NOT COVERED UNDER WARRANTY. THIS IS NOT A BELT, BUT A CHAIN. THE TIMING CHAIN SHOULD BE COVERED UNDER THE POWERTRAIN WARRANTY. IT'S A NECESSARY PART FOR THE POWERTRAIN TO FUNCTION PROPERLY. AT THE VERY LEAST, THE POWER TRAIN WARRANTY SHOULD HAVE COVERED THIS. TEN DAYS TO REPAIR - $1200 OUT OF POCKET BECAUSE IT IS NOT AN EASY REPLACEMENT.

NHTSA #: 10795223
mediumPOWER TRAIN
Filed: Aug 2014

A FEW MONTHS BACK MY SHIFTER (AUTOMATIC SHIFTER) BECAME SLUGGISH AND APPEARED TO TAKE MORE FORCE TO PULL BACK INTO DRIVE. WITHIN THE LAST MONTH THE VEHICLE NOW SLIPS OUT OF DRIVE AND INTO NEUTRAL. I HAVE TO HOLD THE SHIFTER BACK INTO DRIVE (WITH FORCE NEEDED TO KEEP PULLING IT BACK AND MAINTAIN THE "D" FOR DRIVE ON THE ODOMETER). IF I AM DRIVING AND I TAKE MY HAND OFF OF THE SHIFTER, IT SLIPS INTO NEUTRAL. THIS IS CREATING AN UNSAFE SITUATION THAT HOPEFULLY IS NOT OCCURRING ON MANY OF THESE VEHICLES. THERE HAVE BEEN TIMES THAT I HAVE MADE MY WAY INTO AN INTERSECTION AND HAVE HAD MY VEHICLE SLIP INTO NEUTRAL. IN ONE CASE I WAS LUCKY TO NOT GET HIT BY PULLING OUT TO GET INTO TRAFFIC AND HAVING IT SLIP INTO NEUTRAL.

NHTSA #: 10627549
mediumPOWER TRAIN,ELECTRONIC STABILITY CONTROL (ESC),SERVICE BRAKES
Filed: May 2013

UPON PARKING MY VEHICLE, I COULD NOT SHIFT OUT OF DRIVE OR NEUTRAL, RESULTING IN AN INABILITY TO PUT MY CAR IN PARK AND REMOVE MY KEYS. AS I WAS UNABLE TO DO THIS, I COULD NOT LEAVE MY VEHICLE AND FEARED IT COULD ROLL FROM ITS PARKING SPOT. AT THIS TIME, THE REAR BRAKE LIGHTS WERE NOT COMING ON WHEN I WOULD PRESS THE BRAKES. ALSO, MY ESC CONTROL LIGHTS CAME ON INDICATING THIS FUNCTION WAS NO LONGER WORKING. WHEN TALKING WITH THE DEALERSHIP, I LEARNED THERE IS AN IDENTICAL PROBLEM WITH OTHER MODELS THAT HAS RESULTED IN A RECALL. HOWEVER, MY FORTE WAS NOT INCLUDED IN THIS RECALL. AFTER MANY ATTEMPTS TO RESTART MY VEHICLE OVER FIFTEEN MINUTES, I WAS FINALLY ABLE TO PUT THE CAR IN PARK. HOWEVER, MY ESC LIGHT REMAINED ON AFTER THIS. *TR

NHTSA #: 10512878
mediumPOWER TRAIN
Filed: Mar 2013

THREE TIMES I'VE NOTICED THIS. I PARK THE KIA IN MY DRIVE AT NIGHT AND IN THE MORNING IT HAS SLIPPED 4 OR 5 FEET DOWN THE DRIVEWAY. THE DRIVE IS ON A SLOPE, BUT NOTHING EXTREME. THE KIA HAS AN AUTOMATIC TRANSMISSION. *TR

NHTSA #: 10503318
mediumPOWER TRAIN
Filed: Mar 2011

MY 2010 KIA FORTE EX SEDAN, 5 SPEED AUTOMATIC HAS A TRANSMISSION PROBLEM THAT COULD DEFINITELY LEAD TO INJURIES OR DEATH. THIS IS A RECURRING PROBLEM THAT CAN HAPPEN ANY TIME, BUT MOSTLY OCCURS DURING OR AFTER GOING UP A SIGNIFICANT HILL, BUT MAY HAPPEN ON LEVEL GROUND. THERE'S 23,000 MILES ON MY KIA AND IT'S UNDER FULL WARRANTY. I TOOK THIS TO THE DEALER, THEY COULD NOT FIND A PROBLEM OR DUPLICATE THE PROBLEM; THEY SUGGESTED FLUSHING THE TRANSMISSION FOR $150, SO I DID THAT. IT DID NOT HELP. IT STOPPED FOR ABOUT A WEEK, THEN IT STARTED SEIZING UP AGAIN, TODAY (3/10/2011) IT SEIZED TWICE ON MY WIFE. WHAT IT DOES IS NOT ACTUALLY STOP THE CAR, BUT "FREEZE" YOU AT ONE SPEED, TYPICALLY EITHER 20MPH OR 45-50MPH IT TAKES UP TO 30 SECONDS TO SHIFT, AND IF YOU ARE PULLING OUT IN FRONT OF TRAFFIC AND IT SEIZES AND WON'T LET YOU GO BEYOND 10-20MPH IT'S VERY DANGEROUS. THE DEALER SAYS THEY WON'T HAVE A REPLACEMENT LOANER UNTIL NEXT WEEK, SO WE'LL WAIT. I'M IN NORTHERN UT. IT'S HAPPENING IN DRY WARM (50-60 DEGREE) WEATHER. WE HAVE NOT DRIVEN THE CAR SEVERELY, THIS SHOULD DEFINITELY NOT HAPPEN. THE KIA OWNER'S MANUAL SAYS TO INSPECT THE TRANSMISSION FLUID AT 40,000 AND ONLY CHANGE THEN IF NEEDED, SO THE VERY EXPENSIVE FLUID SHOULD BE GOOD. THIS IS SOME UNIQUE FLUID YOU HAVE TO BUY FROM THE DEALER, NORMAL AUTO PARTS STORES DON'T HAVE IT. OTHER DRIVERS ARE REPORTING THIS WITH THE KIA FORTE EX ALSO ( HTTP://WWW.KIA-FORUMS.COM/KIA-FORTE-CERATO-TD-KOUP-DISCUSSION/56086-NEW-TRANSMISSION-NEEDED-6900-MILES.HTML). I AM CONCERNED ABOUT OUR SAFETY WHILE DRIVING A CAR I CAN'T PREDICT WHEN IT WILL SEIZE UP AND NOT SHIFT. LETTING YOUR FOOT OFF THE GAS DOES NOT HELP. IT DOES HAVE TO BE WELL WARMED UP TO HAVE THIS DIFFICULTY, AT LEAST 10 MINUTES OF DRIVING. THANKS FOR YOUR ATTENTION TO THIS MATTER! *TR

NHTSA #: 10389799
mediumPOWER TRAIN
Filed: Feb 2011

TL*THE CONTACT OWNS A 2010 KIA FORTE SEDAN. WHILE DRIVING APPROXIMATELY 45 MPH, THE TRANSMISSION SUDDENLY SHIFTED. THE CONTACT STATED THE GEAR WOULD SWITCH FROM ONE GEAR TO ANOTHER AND THE TIRES WOULD SKID. THE CONTACT STATED AFTER FIVE MINUTES OF DRIVING, HE COULD SMELL RUBBER BURNING. ALSO, THE SPEEDODOMETER WORKED ERRATICALLY. THE VEHICLE WAS NOT INSPECTED OR REPAIRED. THE APPROXIMATE FAILURE MILEAGE WAS 800.

NHTSA #: 10380977
mediumPOWER TRAIN,VEHICLE SPEED CONTROL
Filed: May 2010

I JUST BOUGHT A KIA FORTE 5 SPEED MANUAL TRANSMISSION. SO FAR WHEN THE CAR HAD 425 MILES ON IT, THE GAS PEDAL HAS ACTED LIKE IT WAS DEPRESSED--THE ENGINE REVVED UP VERY HIGH, BUT MY FOOT WAS NOT ON THE PEDAL. MY DAUGHTER WAS ALSO DRIVING AND IT ALSO HAPPENED TO HER, IT FELT AS IF THE GAS PEDAL WAS STUCK. I CHECKED TO SEE IF THERE WAS ANYTHING COVERING THE PEDAL---MAYBE THE RUG OR SOMETHING BUT THERE WAS NOTHING THERE. I TOOK IT BACK TO THE DEALER AND THEY FOUND NOTHING WRONG WITH THE COMPUTER DIAGNOSTICS THEY RAN AND SENT ME HOME. THE CAR HAS ABOUT 800 MILES ON IT NOW AND I HAVEN'T EXPERIENCED ANY OTHER SUCH PROBLEMS, YET. I AM AN EXPERIENCED MANUAL TRANSMISSION DRIVER AND I DO NOT ACCEPT THAT THIS WAS DRIVER ERROR. THE TIMES THIS HAPPENED TO ME MY RIGHT FOOT WAS COMPLETELY OFF THE GAS PEDAL AND MY LEFT FOOT WAS DEPRESSING THE CLUTCH FULLY. *TR

NHTSA #: 10332606

Other 2010 Kia Forte Issues