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2020 Kia Optima

Owner reports · Recalls · Investigations

Similar to other model years

Owner complaints for the 2020 Kia Optima do not stand out strongly from the model-year median of 186.5.

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How this year compares

Owner complaints by model year

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Counts vary with age, sales and reporting. They are not failure rates.

What owners reported most

All reported categories

Tap a category to read its complaints. One report may name several components.

When problems were reported

Mileage at the reported incident

Limited mileage data: 27 of 145 reports include usable mileage. There isn’t enough coverage to show a useful chart.

NHTSA’s mileage field refers to the reported incident, not necessarily the filing date. This shows report counts, not the likelihood of a failure.

What to inspect

Issues worth paying extra attention to based on owner reports.

  • Engine. Review the 98 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
  • Power Train. Review the 26 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
  • Electrical System. Review the 13 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →

NHTSA owner reports · September 18, 2026 snapshot.

6 crash reports2 fire reports3 injury reports

Vehicle Speed Control complaints

6 reports
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Mileage unknown · May 27, 2026
EngineFuel/propulsion SystemVehicle Speed Control

I was driving on the freeway and my check engine light started to flicker and I felt my car shake and going to limp mode. I made an appointment with the Kia dealership and they told me the engine is failing. They submitted a request for a Goodwill case to Kia corporation and it was denied since there’s no open recalls and is not…

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I was driving on the freeway and my check engine light started to flicker and I felt my car shake and going to limp mode. I made an appointment with the Kia dealership and they told me the engine is failing. They submitted a request for a Goodwill case to Kia corporation and it was denied since there’s no open recalls and is not covered by the extended warranty. the dealership recommended me to take my car and keep driving it even though it’s unsafe the vehicle will not go above 50 mph and it starts to shake when driving I have tried to call Kia corporate and explain this situation but they have yet to follow up with me in my case

NHTSA ODI #11740375

Mileage unknown · Nov 17, 2025
EnginePower TrainVehicle Speed Control

I have kept up on regular oil changes and maintenance on my Kia which I bought new 5 years ago. My issues started when my car's orange check engine light came on, I experienced loss of power such as difficulty accelerating even at low speeds, especially up hill. As soon as I was able I checked my oil which and there was nothing …

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I have kept up on regular oil changes and maintenance on my Kia which I bought new 5 years ago. My issues started when my car's orange check engine light came on, I experienced loss of power such as difficulty accelerating even at low speeds, especially up hill. As soon as I was able I checked my oil which and there was nothing on the dipstick. I put in 3 quarts of oil. I brought it into my usual dealership for service and let them know about the oil issue and issues with power when driving. They failed to address the root cause of the issue, they performed an oil change, engine light turned off, and they started an oil consumption test. But when I drove off the lot the issue with the power continued, and the check engine light came on again. I took my Kia to another dealership to address the car's power issue and the first oil consumption test was not completed because it was unsafe to drive. When I brought my car in, the check engine light was not on, even though there were significant power issues. The dealership was able to confirm my concern, including loss of power and evidence of oil overconsumption. They replaced my turbocharger under warranty. I then underwent a 2nd oil consumption test that indicated overconsumption at a level of 1.5 quarts per 1000 miles. Then they performed a combustion chamber cleaning per Kia guidelines and a 3rd oil consumption test. They 3rd oil consumption results indicated overconsumption at a level of 0.75 quarts per 1000 miles. Although the dealership acknowledged this is still overconsumption, it was not to a level that required Kia to replace my motor. Meanwhile, after all these tests my car is close to out of warranty, at 98.6k miles. I called Kia customer care and their "resolution" to my case was the deny me a new engine and they would not provide me anything in writing. My car's overconsumption of oil and other signs of engine failure match the complaints found in class action settlements related to other Kia models.

NHTSA ODI #11699816

Mileage unknown · Dec 28, 2024
EnginePower TrainVehicle Speed Control

I was driving on the high way and the car loose power completely have to do change oil every two weeks and can’t find a solution

NHTSA ODI #11632860

Mileage unknown · Oct 13, 2024
EnginePower TrainVehicle Speed Control

Was on highway going 65, check engine light started flashing loss power. Couldn't go over 2000 rpms car would struggle to accelerate, car had been using up oil like crazy the week before. Stopped at an autozone car read code P1326.

NHTSA ODI #11619551

Mileage unknown · Jul 4, 2024
EnginePower TrainVehicle Speed Control

Leased this Kia by force from rightway auto here in Indianapolis in. Had for about 1 1/2. First notice after filling up my tank gas was depleted within 3 days on driving 12 miles to and from work in town. Then oil start disappearing a week after oil changes. .around Jan 8,2024. Check engine light start flashing driving the highw…

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Leased this Kia by force from rightway auto here in Indianapolis in. Had for about 1 1/2. First notice after filling up my tank gas was depleted within 3 days on driving 12 miles to and from work in town. Then oil start disappearing a week after oil changes. .around Jan 8,2024. Check engine light start flashing driving the highway to work. Speed jumped down to 45. Engine start shaking if I tried to go faster. Got a engine light scan says needs knock sensor. Had it replaced. 6 months later. Car did the same thing. Same code. Knock sensor. Had it re replaced. 3 hours later car did the same thing. Each time while driving the highway almost got me rear ended. On June 27,2024 took it to ray skillman dealership. Found out knock sensor needed to be replaced again, this time along with plugs n worse apparently knock sensor throwed off spark plugs. Was told it's consuming a lot of oil they don't know why cause there's no leaks. Spent over 800 at the dealership. After paying 320. Replace part. Then another 140. Replace that replaced part. Less than a week after spending 800 at the dealership. [XXX].on my way to work my car did the same thing driving on the highway where the speed limit I think is 70. Cars flying. And almost got rear ended again. Cause the speed of the car dropped to 45, engine light start flashing. Car started shaking.. so again I'm out of a car cause it has to go back to the dealership. Not enough money for lift to work n home. About to lose my job. Just paid my car note on the 23 of june at 700 plus insurance 175.. 1300 for rent. And a minimum wage paying job at the airport. Apparently the 5 yr warranty on the car is up when I just reached 10000 miles . And I only had this car for less than 2 years I think it had 90 something thousand miles on it when I got it..i guess the makers of this car knew this trash would only last 5 yrs . reason why it came with a 5 yr manufacturer warranty Can someone please help. We the people are out of money. INFORMATION REDACTED PURSUANT TO THE FREEDOM OF INFORMATION

NHTSA ODI #11598792

20 miles · Apr 27, 2021
Air BagsService BrakesVehicle Speed Control

IT IS IMPOSSIBLE TO USE THE BRAKE PEDAL IF THE SHOE SIZE IS US10+. THE DISTANCE BETWEEN THE FLOOR AND THE KNEE AIRBAG MECHANISM DOES NOT ALLOW THE USE OF THE BRAKE PEDAL.

NHTSA ODI #11414072

Official recalls

0

No recalls in this snapshot.

Model-level recall history does not show whether a particular VIN is affected or has received a repair. Check a VIN with NHTSA ↗

NHTSA investigations

1

DP22003 · Loss Of Motive Power

Opened Sep 12, 2022 · Closed Dec 12, 2023

Status: closed (inferred from source dates) · Engine

The National Highway Traffic Safety Administration (NHTSA) received a letter dated July 13, 2022, petitioning the Agency to initiate a safety defect investigation into loss of motive power allegations attributed to oil drain pan assembly failures on certain Hyundai Motor America, Inc. and Kia America, Inc. vehicles spanning Model Years (MY) 2005-2021. The Petitioners cited examples of complaints indicating that the subject vehicles were experiencing rapid loss of engine oil due to oil drain plug back outs, resulting in loss of motive power and/or catastrophic engine damage. Additional complaints were provided which alleged that the oil drain pans lack sufficient structural integrity and are susceptible to cracking. The petition itself can be reviewed at NHTSA.gov under ODI number 11481745. On September 12, 2022, the Office of Defects Investigation (ODI) opened Defect Petition (DP22-003) to evaluate the Petitioners’ request. The Petitioners have provided additional complaints within four supplemental letters dated January 31, 2023, March 21, 2023, May 23, 2023, and August 4, 2023. ODI’s evaluation included the review and analysis of the complaints and supporting information submitted by the Petitioners, as well as additional complaints submitted directly to NHTSA which referenced either the oil drain plug or a crack in the oil pan. After reviewing the available data, ODI has not identified evidence that would support opening a defect investigation into the oil drain pan assemblies of the subject vehicles. Based on a review of the available information, a loss of motive power resulting from an oil drain plug back out has not occurred between the initial sale of a vehicle and the completion of its first oil change. If during an oil change service, a technician fails to remove the existing drain plug gasket before installing a new gasket, it is likely that a proper seal between the drain plug and the oil pan will not be made. An improper seal between the drain plug and oil pan could lead to the backing out on the drain plug, resulting in the sudden loss of oil while driving. Additionally, the provided examples of oil pan cracks were localized to the immediate vicinity of the oil drain plug and/or appeared to be the result of direct-contact with a tool during servicing.  There is no information to support that a vehicle-based defect exists relating to the oil pan assembly, and instead the documented incidents are related to the failure to follow the proper maintenance procedures during oil change service. In October 2023, Hyundai published a Technical Service Bulletin (TSB) that provided detailed instructions for oil change service on its gasoline powered vehicles, specifically highlighting the need to remove and replace the existing drain plug gasket prior to reinstalling the drain plug. After a thorough review of the material submitted by the petitioner, the information already in NHTSA's possession, and the potential risks to motor vehicle safety implicated by the petitioners' allegations, NHTSA does not believe that a formal investigation is warranted. Therefore, the petition is denied. A Federal Register Notice (FRN) further detailing NHTSA’s reasons for denial of the petition will be published. The reference numbers for the complaints to NHTSA cited by the petitioner can be found in the petition submission documents in the public file for DP22-003. To review those complaints and the additional complaints ODI added to its evaluation which are cited in the Closing Resume ODI Report Identification Number document, go to NHTSA.gov.