2005 Kia Optima
The Verdict
The 2005 Kia Optima has 144 owner complaints filed with NHTSA. The most reported issues are body (73 complaints) and electrical (50 complaints). With a Klunk Score of 65/100, it earns a "Solid Pick" rating. If you're shopping for a Kia Optima, consider the 2010 model year which has 52% fewer complaints.
Safe Bet
The 2010 has 52% fewer complaints
View the 2010 Kia Optima dashboard →
Klunk Score: Solid Pick
Fewer complaints than most vehicles. Generally dependable, but check the top problems below.
How is this calculated?
The Klunk Score ranks this vehicle year against all others in our database based on total owner complaints filed with NHTSA. 100 = fewest complaints (top tier), 0 = most complained-about. Scores above 60 are better than average; below 40 means more problems than most.
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Under the Hood
Each number is a complaint. Darker = bigger problem.
| Year | Body | Brakes | Electrical | Engine | Transmission |
|---|---|---|---|---|---|
| 2001 | 67 | 8 | 32 | 27 | 9 |
| 2002 | 52 | 12 | 27 | 15 | 4 |
| 2003 | 73 | 5 | 38 | 22 | 6 |
| 2004 | 125 | 6 | 63 | 24 | 7 |
| 2005 | 73 | 2 | 50 | 16 | 3 |
| 2006 | 53 | 0 | 67 | 23 | 12 |
| 2007 | 34 | 7 | 92 | 23 | 10 |
| 2008 | 30 | 6 | 64 | 28 | 15 |
| 2009 | 20 | 14 | 37 | 16 | 29 |
| 2010 | 12 | 3 | 24 | 12 | 17 |
| 2011 | 138 | 37 | 126 | 270 | 17 |
| 2012 | 280 | 62 | 88 | 443 | 34 |
| 2013 | 439 | 73 | 117 | 704 | 33 |
| 2014 | 187 | 23 | 41 | 318 | 7 |
| 2015 | 213 | 48 | 71 | 649 | 12 |
| 2016 | 149 | 11 | 99 | 450 | 36 |
| 2017 | 43 | 4 | 26 | 171 | 8 |
| 2018 | 29 | 13 | 30 | 146 | 10 |
| 2019 | 63 | 18 | 20 | 92 | 6 |
| 2020 | 12 | 7 | 10 | 101 | 6 |
By Category
By Severity
Worst Problems
Complaints
The contact owns a 2005 Kia Optima. The contact was unable to use the key to manually unlock the door to the vehicle. Additionally, the vehicle failed to open consistently from inside the vehicle. Due to the failure, the contact was unable to take the vehicle to the dealer to be diagnosed. The vehicle was not repaired. The manufacturer had not been informed of the failure. The failure mileage was approximately 82,000.
driver side door lock does not open using the arm rest switch. wife was in the car could reach the switch but not the unlatch lever . Car was overheating with Ac on with keys in the ignition . Had to have her roll down the passenger door window to manually open the rear passenger side door . From the rear seat I could reach the lever and unlock the door. If I could not it would have been a fire hazard.
THE DRIVER DOOR BECOME JAMMED AND SOMETIMES WILL NOT OPEN. YOU HAVE TO CONTINUOUSLY/EXCESSIVELY JERK ON IT. DUE TO NOT OPENING, I HAVE TO CRAWL THROUGH THE PASSENGER SIDE DOOR IN ORDER TO GAIN ENTRANCE INTO THE VEHICLE. NOT ONLY THAT, AFTER FINALLY GETTING THE DRIVER DOOR TO OPEN, I HAVE TO LEAVE IT CRACK TO AVOID THIS STRUGGLE.
TL* THE CONTACT OWNS A 2005 KIA OPTIMA. WHILE ATTEMPTING TO EXIT THE VEHICLE, THE DOOR'S FAILED TO UNLOCK. THE CONTACT HAD TO EXIT THROUGH THE SUN ROOF. THE CONTACT ALSO STATED THAT HE WAS ABLE TO UNLOCK THE FRONT PASSENGER SIDE DOOR FROM OUTSIDE OF THE VEHICLE; HOWEVER, THE FRONT DRIVER'S DOOR WAS INOPERABLE. THERE WERE NO WARNING INDICATORS ILLUMINATED. THE DEALER WAS NOT CONTACTED. THE VEHICLE WAS NOT DIAGNOSED OR REPAIRED. THE MANUFACTURER WAS NOT NOTIFIED OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 140,000.
DRIVERS SIDE DOOR LOCKING MECHANISM MALFUNCTION. MECHANISM WILL NOT ALLOW THE DOOR TO UNLOCK, THEREFORE THE DOOR CAN NOT BE OPENED. DRIVER MUST CLIMB OUT OF PASSENGER SIDE.
AFTER REPAIRING THE MASS AIR FLOW HOSE,PURGE VALVE,AND THE VALVE COVER GASKET. IT DIDN'T PASS THE STATE INSPECTION. I WAS TOLD TO DRIVE IT A LITTLE LONGER TO PUT MILES ON THE CAR. SO I DID.. AFTER SEVEN WEEK GOING BACK TO HAVE IT CHECK IT WAS STILL SHOWING NOT READY. THE MERCHANIC THERE COULDN'T TELL ME WHAT THE PROBLEM AND THEIR SUBJESTED TO TAKE IT TO THE DEALER AFTER PUTTING 1175 MILES ON MY CAR
THE LIGHT FOR MY AIR BAG HAS BEEN STAYING ON AND MY HORN QUIT WORKING FOR OVER A YEAR NOW. I FINALLY TOOK IT TO THE SHOP FOR THEM TO LOOK AT IT, THEY TOLD ME IT WAS A CLOCK SWITCH (I BELIEVE I SAID THAT RIGHT) WHICH IS SOMETHING IN THE STEERING CONNECTED TO THE AIRBAG AND HORN. I AM CONCERNED THAT THE AIRBAG MIGHT ACTIVATE WHILE I AM DRIVING WHICH WOULD NOT BE GOOD. MAYBE EVEN NOT WORK IF I GET IN A WRECK.
I AM A DISABLED WOMAN WHO BECAME TRAPPED IN HER OWN CAR BECAUSE THE LOCK MECHANISM ON THE DOOR WOULD NOT OPEN NOR COULD I ROLL DOWN THE WINDOW. THIS IS UNACCEPTABLE. I TRIED TO CLIMB OVER THE GEARSHIFT TO TRY THE PASSENGER DOOR AND HURT MY BACK IN THE PROCESS. I CALLED 911 FOR HELP
CLOSED DRIVER'S DOOR AND DOOR WOULD NOT REOPEN. I TOOK CAR TO AUTO SHOP AND MECHANIC FINALLY GOT DOOR TO OPEN AFTER ABOUT AN HOUR AND A HALF. HE THOUGHT HE HAD REPAIRED THE DOOR AND CLOSED IT, BUT WHEN HE TRIED TO OPEN THE DOOR FOR FINAL INSPECTION, AGAIN IT WOULD NOT OPEN NORMALLY AND UPON FURTHER INSPECTION HE FOUND THE DOOR LOCK MECHANISMS WERE NOT FUNCTIONING CORRECTLY FROM THE WAY THEY HAD BEEN MANUFACTURED. AND THERE WAS A RECALL ON THE KIA DOOR LOCK MECHANISMS INCLUDING MY CAR'S YEAR, MAKE AND MODEL. I AM CONCERNED THIS IS A SERIOUS HAZARD, ESPECIALLY SINCE I TRANSPORT SMALL CHILDREN, SOME IN CAR SEATS. MY CAR IS AN OLDER CAR AND I WOULD LIKE ALL FOUR LOCKS REPLACED WITH 'UP TO STANDARD' LOCKS.
MY AIRBAG CONTINUES TO HAVE PROBLEMS AND THE AIRBAG LIGHT WILL NOT GO OFF FOR OVER A YEAR NOW. THE CAR WAS JUST STARTED AND STATIONARY WHEN THE LIGHT WENT ON.
ONE MORNING I TURNED THE CAR ON AND THE AIR BAG LIGHT CAME ON AND HAS NOT GONE OFF! ; (
AIRBAG LIGHT CAME ON FOR NO REASON AND WILL NOT GO OFF. THE DRIVER SEAT AND SUNROOF HAVE AN ELECTRICAL ISSUE WHERE THEY WORK THEN DON'T, FOUND THAT THE SWITCHES ARE BAD AND WORK SOMETIMES.
LOCKED CAR AFTER BUYING IT USED DRIVERS DOOR WILL NOT UNLOCK. MULTIPLE COMPLAINTS ONLINE ABOUT THIS PROBLEM. MY DAUGHTER WAS GOING TO DRIVE THIS THING. KIA DEALER DID NOT EVEN MENTION THIS TO ME, BUT DID SAY IT WAS 200 MINIMUM. I HOPE THIS GETS INVESTIGATED. IN AN ACCIDENT THE DOOR WILL NEVER OPEN. I DROVE THE CAR HOME AND AFTER 2 HOURS IT WILL NOT UNLOCK.
TL* THE CONTACT OWNS A 2005 KIA OPTIMA. WHILE IN PARK, THE AUTOMATIC DOOR LOCKS FAILED. THE CONTACT ATTEMPTED TO USE THE REMOTE FOR ENTRY AND HEARD A CLICKING NOISE. THE VEHICLE WAS NOT DIAGNOSED OR REPAIRED. THE MANUFACTURER WAS NOT MADE AWARE OF THE FAILURE. THE FAILURE MILEAGE WAS 128,000.
I STARTED THE VEHICLE THIS MORNING AND THE AIR BAG LIGHT REMAINED ILLUMINATED. THE LIGHT REMAINS ILLUMINATED AFTER TWO DAYS.
TL* THE CONTACT OWNS A 2005 KIA OPTIMA. THE CONTACT STATED THAT THE AIR BAG WARNING LIGHT ILLUMINATED. THE VEHICLE WAS TAKEN TO THE DEALER WHERE THE CODES WERE CLEARED; HOWEVER, THE FAILURE RECURRED. THE MANUFACTURER WAS NOT MADE AWARE OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 120,000.
NEITHER THE DRIVER DOOR OR PASSENGER DOOR WILL UNLOCK. THIS OCCURS FROM BOTH INSIDE AND OUTSIDE THE CAR. VERY UNSAFE CONDITION.
TL* THE CONTACT OWNS A 2005 KIA OPTIMA. WHILE THE VEHICLE WAS PARKED, THE LOCKS ON THE DOOR FAILED TO WORK. THERE WERE NO WARNING INDICATORS ILLUMINATED. THE VEHICLE WAS NOT REPAIRED OR DIAGNOSED. THE MANUFACTURER WAS NOT NOTIFIED OF THE ISSUE. THE VIN WAS UNKNOWN. THE CONTACT HAD NOT EXPERIENCED A FAILURE.
DRIVERS SIDE DOOR WILL NOT OPEN, THIS HAS HAPPENED SEVERAL TIMES. WHEN YOU PULL ON THE OUTSIDE HANDLE IT WILL MAKE ALL THE DOORS LOCK SOMETIMES. I THOUGHT THIS WAS AN ISOLATED CASE, BUT THERE ARE SEVERAL OTHER COMPLIANTS WITH THIS SAME ISSUE. THIS IS A SEVERE SAFETY ISSUE IF THE CAR WAS IN A CRASH.
THE FRAME IS EXTENSIVE RUSTED TO THE POINT WHERE THE VEHICLE'S STRUCTURAL INTEGRITY HAS LIKELY BEEN COMPROMISED. NOTHING UNUSUAL HAS HAPPENED THAT WOULD CAUSE SUCH RUST, SUCH AS BACKING INTO SALT WATER, ETC. IT HAS BEEN DRIVEN ON SALTED NY ROADS BUT STILL, THE RUST IS EXTREME ON THIS VEHICLE EVEN WITH THAT TAKEN INTO CONSIDERATION. THE BODY HAS RUSTED EXTENSIVELY AS WELL, TO THE POINT WHERE THE REAR QUARTER PANELS BY THE REAR WHEEL ARCHES HAVE RUSTED COMPLETELY THROUGH.
144 total