RoadVitals

2007 Kia Optima Owner Complaints

Reports submitted to NHTSA by owners and drivers, shown in full

Data refreshed

Complaints on fileComplaints are reports submitted to NHTSA by owners and drivers. NHTSA does not verify most reports before publishing them, and a complaint does not establish that a defect exists. Volume is influenced by how many of a vehicle were sold, how long it has been on the road, and how much attention an issue has received.
166
Latest Aug 1, 2025
Crash or fire reportedComplaints whose submitter recorded that a crash or a fire occurred. These are the reporter's own answers on the NHTSA form, not verified findings.
16
Filed in the last 12 monthsReports filed with NHTSA in the trailing 365 days. Recent volume reflects attention and vehicle age as much as anything else.
0
Reports on file since Sep 13, 2007

What this page shows

Our database holds 166 NHTSA owner-reported complaints for the 2007 Kia Optima. Each one is a report filed by an owner or driver and published by NHTSA without most of them being verified. A complaint is not a confirmed defect, not a recall and not a manufacturer bulletin. Narratives are shown exactly as filed.

Complaints are reports submitted by owners and drivers to NHTSA. They are not verified and do not establish that a defect exists.

Complaints, most recent first

Showing 1–25 of 166 · page 1 of 7

Engine
Filed Aug 1, 2025
Fire reported

After adding oil..Car stopped while driving…Smoke and Fire occurred.. Now engine will not start.. 2 Mechanics Stated “Engine needs to Be Replaced”… A/C Front Blower Doesn’t Work Console Has a Short and Doesn’t Work

NHTSA ID
11677745
Incident
Oct 8, 2024
Exterior lighting
Filed Oct 8, 2024

My headlights are preventing me from passing motor vehicle inspection low beam are on doesn't look like their on so I have to drive with high beams and with that no one flashes me. Because all four are on but u can't tell if the low ones on it looks like I just have my parking lights on.

NHTSA ID
11618621
Incident
Jun 19, 2021
Driver assistancePowertrain (other)Seat belts
Filed Oct 12, 2023
Crash reported

My vehicle speed up and slow down all that itself. It will not maintain speed even with my foot steady on the gas. It will not accelerate, but the major problem is my seatbelt gets stuck all the time I’m afraid to get buckled. I am unable to remove my seatbelt multiple times so now I have buckled my seatbelt behind me so I can start getting tickets. I’ve gotten like four tickets because I’m scared to be buckled that it’s not gonna come on down when I need it to be I’ve got 40 bought tickets. I was going about 20 mph when I went to the brakes for my vehicle accelerated by itself crashing into a pillar at the mall. I did call the police.

NHTSA ID
11549529
Incident
Apr 2, 2023
Exterior lighting
Filed Apr 30, 2023

headlights very dim . replaced bulbs . replaced wiring harness. replaced alternater . still dim . cannot see more than a few feet at night. have heard this is a common problem . would like any info to correct problem .no longer safe to drive vehicle at night. please reply asap.

NHTSA ID
11519671
Incident
Apr 30, 2022
Airbags
Filed Jan 31, 2023
Crash reported

2007 KIA OPTIMA. CONSUMER STATED THAT THE AIRBAG DID NOT DEPLOY DURING COLLISION. THE CONSUMER STATED THE VEHICLE WAS TOTALED AND TAKEN TO THE JUNKYARD DUE TO THE PROGRAMMING DEFECT.

NHTSA ID
11504643
Incident
Jan 31, 2023
AirbagsBrakes
Filed Sep 26, 2022
Crash reported

The contact owned a 2007 Kia Optima. The contact stated while driving at 5-10 MPH, the vehicle before her vehicle slowed down suddenly. The contact slammed the brakes and the air bags deployed and deflated. However, the brake pedal hesitated to respond and became soft, causing the contact to crash into the vehicle in front of her. The contact was unsure whether there were warning lights illuminated. The contact stated that it appeared that the air bag deployment overrode the brake system and caused the stopping distance delay. There were no injuries sustained. The vehicle was towed to the contact's residence. The vehicle was totaled. A police report was filed. The dealer and the manufacturer were not notified of the failure. The failure mileage was unknown. The contact stated that what appeared to be a deflated airbag blocked her view of the road in the same moment that she slammed on the brakes. There was a delay in the brakes actually stopping the vehicle so as a result, her vehicle hit the vehicle in front of it. The vehicle is now a total loss. The contact was not aware that the dealer and manufacturer were supposed to be notified of this incident.

NHTSA ID
11486391
Incident
Sep 13, 2022
BrakesEnginePowertrain (other)
Filed Jan 22, 2021

I'VE SEEN IN OTHER FORUMS ABOUT ENGINE RECALLS. I WAS NEVER NOTIFIED AND THE ENGINE IN MY CAR DISINTEGRATED. IT WAS REPLACED WITH AN ENGINE FROM A WRECKING YARD. THIS SHOULD BE COVERED BY MANUFACTURER. I HAD ISSUES WITH THE BRAKE LINES RUSTING OUT. THIS SHOULD NOT HAVE HAPPENED EITHER. NOT BEING ABLE TO SERVICE THE TRANSMISSION AND ARGUING WITH THE DEALERSHIP ABOUT THIS SHOULD BE REPLACED BY MANUFACTURER!

NHTSA ID
11389463
Incident
Jun 15, 2019
Mileage
99,560 mi
AirbagsExterior lightingVisibility
Filed Nov 3, 2020

MY LOW BEAM LIGHTS HAVE NO VISIBILITY AND I HAVE BEEN RESEARCHING ONLINE USED HEADLIGHT ASSEMBLY BECAUSE IT COSTS $400 FOR BOTH SIDES THAT I DONT HAVE I REPLACED MY LOW AND HIGH BEAM BULBS THE HIGH BEAMS WORK JUST FINE BUT AS I WAS DOING RESEARCH A HIGH PERCENTAGE OF THIS MAKE AND MODEL HAVE THE SAME REOCCURRING PROBLEM I SEEN WHERE THEY HAVE RECALLED 2011 AND UP FOR THIS PROBLEM BUT I GUESS DECIDED TO NOT WORRY ABOUT THE OLDER MODELS I CAN UNDERSTAND THAT BUT THAT IS MY ONLY MEANS OF TRANSPORTATION FOR WORK AND MY DAUGHTERS NOW IT IS GETTING DARKER EARLIER AND I CAN'T AFFORD TO DRIVE AROUND WITH MY BRIGHT LIGHTS ON AND THE AIR BAG LIGHT WILL NOT GO OFF

NHTSA ID
11372805
Incident
Apr 20, 2020
Mileage
200,000 mi
Fuel system
Filed Sep 14, 2020

AFTER FUELING VEHICLE WILL NOT RUN. KEEPS DYING FOR UP TO TWO DAYS. DRIVES FOR A FEW SECOND THEN DIES WHILE DRIVING

NHTSA ID
11354850
Incident
May 18, 2020
Mileage
102,000 mi
Electrical
Filed Feb 5, 2020

VEHICLE BURNS OUT BLINKER BULBS AND HEADLIGHTS AT AN EXTREMELY ACCELERATED RATE: ONE A MONTH. ADDITIONALLY, THE WIRING HARNESS IS HEATED TO THE POINT OF BEING MELTED. THIS IS A FIRE HAZARD. I BELIEVE THIS MAY BE A VOLTAGE REGULATION OR GROUND ISSUE.

NHTSA ID
11307308
Incident
Feb 5, 2020
AirbagsSuspension
Filed Jan 24, 2020

THE AIR BAG JUST CAME ON A COUPLE DAYS AGO . IT HASN'T BEEN IN AN ACCIDENT OR ANYTHING. THE SUSPENSION IS ROUGH WHEN DRIVING OVER THE SMALLEST THING IN THE ROAD. SOMETIMES IT JUST MAKES A LITTLE JUMP WHEN IT TASKED GAS.

NHTSA ID
11301600
Incident
Jan 21, 2020
Mileage
167,000 mi
Exterior lightingVisibility
Filed Jan 15, 2020

HEADLIGHTS VERY DIM NO MATTER WHAT BULB YOU PUT IT. CANNOT SEE MORE THAN 3FT IN FRONT OF YOU WHEN DRIVING AT NIGHT. VISITED DO NOT STAY UP FALL DOWN BLOCKING VIEW

NHTSA ID
11299444
Incident
Jan 14, 2020
Mileage
195,000 mi
Body & structureEngine
Filed Sep 16, 2019
Fire reported

ON SATURDAY 9/14/19 MY DAUGHTER WAS DRIVING ON THE HIGHWAY WHEN SHE HEARD A NOISE AND THE CHECK ENGINE/OIL LIGHT CAME ON AND THEN A DRIVER PULLED UP NEXT TO HER AND TOLD HER THAT THE CAR WAS ON FIRE. THE ENGINE ENDED UP IN FULL FLAMES.

NHTSA ID
11255935
Incident
Sep 14, 2019
Mileage
150,000 mi
Exterior lighting
Filed Jun 17, 2019

HEAD LIGHT ARE DIM AND HAVE NO VISABILTY

NHTSA ID
11220771
Incident
Apr 1, 2019
AirbagsSeat beltsVisibility
Filed Apr 28, 2019

THE AIR BAG LIGHT STAYS ON ALL THE TIME 1 THE PASSENGER AIRBAG LIGHT WILL SAY ON WITH AN ADULT SITTING IN THE SEAT!!1 VISORS DO NOT STAY UP! HEADLIGHTS ARE VERY DIM . I'VE CHANGED THEM OUT TO A FEW DIFFERENT TYPES STILL DIM CANNOT SEE AT NIGHT

NHTSA ID
11204235
Incident
Dec 20, 2012
Mileage
150 mi
AirbagsEngine
Filed Mar 12, 2019

MY CHECK ENGINE LIGHT KEEPS COMING ON. AT FIRST IT WOULD GO OFF AND ON WITH NO CODE. NOW IT STAYS ON WITH THE CODE P0420 FOR THE CATALYTIC CONVERTER. ALSO I HEARD ABOUT AN AIR BAG RECALL

NHTSA ID
11186208
Incident
Jan 16, 2019
Mileage
187,000 mi
Fuel system
Filed Feb 28, 2019

THE CADILLAC CONVERTER IS GATHERING SOOT BUILD UP ACCORDING TO THE GARAGE. NEEDS TO BE REPLACED. IS CAUSING THE ENGINE LIGHT TO STAY ON.

NHTSA ID
11183310
Incident
Feb 23, 2019
Mileage
146,000 mi
Engine
Filed Dec 11, 2018

MY KIA OPTIMA BEGAN CONSUMING LARGE AMOUNTS OF OIL BUT IT WASN'T LEAKING OUT OR BURNING OFF ANYWHERE. I BEGAN TO WATCH THE OIL LEVELS CLOSELY AND WAS DOWN 2 QTS EVERY WEEK. AT SOME POINT THE OIL PRESSURE GOT TOO LOW AND WE THINK SUCKED AIR INTO THE ENGINE. THE CHECK ENGINE LIGHT CAME ON AND THEN OFF AGAIN AS IT HAS BEEN FOR THE PPAST YR BUT FOR AN EVAP PROBLEM - A VERY SMALL LEAK KEPT GETTING DETECTED. I SPENT $1800 AT FIRESTONE THE PREVIOUS UR THE COLDER KEPT COMING BACK ON AND OFF. BUT THIS DIDN'T EXPLAIN THE SIDDEN MASSIVE OIL CONSUMPTION. SUDDENLY ON OCT. 21 MY CAR SUDDENLY IDLED VERY HIGH WITHOUT MOVING AND THE THE CHECK LIGHT CAME ON AGAIN AND STAYED ON. THE ENGINE BEGAN TO KNOCK LOUDLY ESPECIALLY WHEN ACCELLERATING OR CLIMBING HILLS. MY MECHANIC FRIEND TOLD ME ONE OF THE ENGINE RODS WAS DAMAGED AND THE COMPUTER CODE CHECK VERIFIED THAT THE CRANKSHAFT TIMING OIL CONTROL VALVE WAS NOT WORKING PROPERLY. THIS WOULD EXPLAIN THE LOW OIL PRESSURE AND DAMAGE TO THE ENGINE. I WAS ABLE TO FIND THE PROBLEM ON KIA'S WEBSITE WITH MANY COMPLAINTS REGARDING THE SAME ISSUE. KIA HAD A RECALL REGARDING THIS PROBLEM FOR MANY OF THEIR CARS BUT OF COURSE NOT MINE. I WAS VERY UPSET OVER IT. I HAD GOTTEN THE CAR ONLY 3 YEARS PRIOR AND IT ONLY HAD 150K MILES ON IT. I TOOK REALLY GOOD CARE OF IT. KIA SAID THEY COULD DO NOTHING. MY ONLY OPTION WAS TO JUNK THE CAR AND HAVE TO BUY A NEW WHEN I WASN'T IN A POSITION TO DO SO. KIA HAS DISAPPOINTED ME GREATLY. BECAUSE OF THIS PROBLEM I MAY NEVER BUT ANOTHER KIA. I WAS SO EXCITED ABOUT GETTING MY KIA AS IT HAD ALL THE FEATURES I WANTED IN A CAR AND AT A VERY GOOD PRICE BUT IT IIS ONLY GOOD IF IT RUNS. THIS PROBLEM SHOULD HAVE BEEN INCLUDED IN THW RECALL FOR MY CAR AS IT IS A HUGE PROBLEM AS I READ COMPLAINT AFTER COMPLAINT ONLINE FROM OTHER KIA OPTIMA OWNERS. THE ENGINE COMPUTER CODE THAT CAME UP WAS PO600011

NHTSA ID
11160635
Incident
Oct 21, 2018
Mileage
151,000 mi
Exterior lighting
Filed Sep 28, 2018

LOW BEAM HEADLIGHTS ARE TOO DIM. TRIED REPLACING THE BULBS, BUT NO CHANGE. CLEANED THE OUTER LENS TO IMPROVE CLARITY AND GET RID OF YELLOWING. BUT DID NOT HELP. THE OUTER LENS LOOKS JUST FINE. WHEN I REMOVED THE ASSEMBLY TO CHECK IF THERE'S ANYTHING WRONG INSIDE, I WAS SHOCKED. THE PROJECTOR BOWL HAD CAUGHT RUST ON BOTH SIDES, THUS CAUSING POOR REFLECTIVITY AND LOW LIGHT ON THE ROAD. TURNS OUT EVERY 2006/2007 OPTIMA OWNER HAS HAD THE SAME ISSUE. I FOUND THIS OUT WHEN I LOOKED ONLINE TO PURCHASE A NEW ASSEMBLY.

NHTSA ID
11132052
Incident
Sep 27, 2018
Mileage
166,000 mi
Exterior lighting
Filed Aug 12, 2018

I WAS AT THE GAS STATION AND MY SON NOTICED THAT MY BRAKE LIGHTS WERE STILL ON, THE CAR WAS COMPLETELY CUT OFF. THEY WOULD NOT GO OFF. I HAD TO TAKE OUT THE FUSE TO CUT THEM OFF WHEN I GOT HOME LATER THAT NIGHT. I NOTICED THERE WAS A RECALL FOR THE BRAKE SWITCH, BUT, THE RECALL STARTED FOR 08. I HAVE AN 07. WHY WASN'T THE 07 INCLUDED IN THE RECALL?

NHTSA ID
11119411
Incident
Aug 11, 2018
Airbags
Filed Jun 22, 2018

AIR BAG LIGHT COMES ON AND WON'T TURN OFF ... OTHER PROBLEM IS BOTH VISORS WON'T SPRING UP FLOPPED DOWN ... THE INTERNET IS BUZZING ABOUT KIA'S LACK OF CONCERN!!

NHTSA ID
11103336
Incident
Oct 20, 2010
Engine
Filed May 8, 2018

ENGINE TAPS EVEN AFTER AN OIL CHANGE. HAD A MECHANIC LOOK AT IT SAID IT WAS MY ENGINE THE BACK END. SAID THAT THEIR WAS A RECALL ON MY ENGINE BECAUSE HE HAS HAD TO REPLACE SEVERAL OF THEM ALREADY. LOOKED IT UP AND THERE IS NO RECALL. THIS HAPPENS WHILE VEHICLE IS IN MOTION, STATIONARY.

NHTSA ID
11092582
Incident
May 4, 2018
Airbags
Filed Apr 17, 2018

TAKATA RECALL. MY AIR BAG LIGHT CAME ON IN THE SUMMER OF 2017 AND HASN'T GONE OUT SINCE. I HAVE NEVER HIT ANYTHING TO MAKE THE AIR BAG LIGHT COME ON. I HAVE HAD SEVERAL PLACES HOOK MY CAR TO THEIR TESTING MACHINES AND NOTHING COMES UP ON THEIR MACHINE.

NHTSA ID
11088683
Incident
May 7, 2017
Mileage
138,000 mi
Driver assistanceElectricalSteering
Filed Nov 19, 2017

EVER SINCE WE GOT THIS CAR IT HAS BEEN IN 2 ACCIDENTS DUE TO THE RAIN, WHEN I STARTED TO LOOK INTO WHAT WAS CAUSING THIS PROBLEM I NOTICED THERE IS A HOLE IN THE PLASTIC RIGHT BELOW THE OIL FILTER. THIS ALLOWS WATER TO GET ON THE ENGINE CAUSING IT TO SHORT POWER FOR THE CAR. THIS IN RETURN CAUSES THE POWER STEERING TO CEASE UP MAKING IT NEARLY IMPOSSIBLE TO CONTROL THE CAR, HENCE WHY IT HAS BEEN IN TWO ACCIDENTS; ONE THAT PUT MY MOTHER IN THE HOSPITAL A FEW YEARS BACK. THE LAST TIME THIS HAPPENED WAS YESTERDAY BUT ENOUGH IS ENOUGH, THIS FLAW IS A DEADLY PROBLEM.

NHTSA ID
11047255
Incident
Nov 18, 2017
Mileage
122,000 mi
Filed Oct 27, 2017

DRIVER'S SIDE VISOR BROKE.... PASSENGER SIDE PREVIOUSLY BROKEN I FILED A COMPLAINT YEARS AGO....NO CONTACT FROM KIA. THIS IS DANGEROUS!!!! IT IS A KNOWN PROBLEM! KIA REDESIGNED THE SPRING....WHY ISN'T THIS BEING RECALLED?! I WAS PULLING INTO A PARKING SPOT WHEN IT BROKE.

NHTSA ID
11040653
Incident
Oct 26, 2017

Higher-selling and older vehicles accumulate more reports. Counts are not failure rates and are not directly comparable between vehicles that sold in very different numbers.

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