Logotype of Hyundai corporation.
(Photo Credit: Arsenie Krasnevsky/Shutterstock)

Update: 

  • A judge dismissed a class action lawsuit filed by a group of vehicle owners against Hyundai Motor Co. in a California federal court. 
  • The class action lawsuit claimed a number of Hyundai and Kia model vehicles contained an engine defect that caused them to use an excessive amount of oil.
  • The vehicle owners argued the alleged defect, in addition to costing them money for the excess oil, caused the vehicles to stall and eventually fail. 
  • Court approval of the dismissal was not required as the class had not been certified nor proposed to be certified for purposes of a settlement, according to court documents. 

Hyundai excessive oil consumption class action lawsuit overview:

  • Who: A group of Hyundai and Kia vehicle owners are suing Hyundai Motor Co.
  • Why: The drivers allege numerous models of Hyundai and Kia vehicles are equipped with defective engines that use excessive amounts of oil, stall and eventually fail.
  • Where: The lawsuit was filed in a California federal court.

(April 20, 2022)

Hyundai makes numerous models of Hyundai and Kia brand vehicles with defective engines that use excessive amounts of oil, costing their owners huge sums of money, a new class action lawsuit alleges.

On Apr. 12, eight owners of Hyundai and Kia brand vehicles filed a class action lawsuit against Hyundai Motor Co. in a California federal court, alleging violations of federal warranty laws.

The Hyundai excessive oil consumption lawsuit alleges that numerous models of the automaker’s vehicles are equipped with defective Nu, Gamma, Theta, Lambda and Kappa engines.

The defective engines allegedly use excessive amounts of oil, stall and eventually fail. The drivers say Hyundai should have issued a recall for the vehicles a long time ago but hasn’t.

As a result, thousands of Hyundai and Kia owners and lessees have allegedly been forced to constantly check the oil levels, and oil must be added to the engines more frequently than even the owner’s manuals recommend, Car Complaints reports.

The engine issue has flow-on effects like reduction in engine lubrication due to crankshaft submersion and gaskets and seals damage, which leads to oil leaks.

The plaintiffs also claim that oil in their vehicles migrates to places where it shouldn’t be, damaging the combustion and exhaust systems.

This allegedly causes “abnormal wear of engine parts, oversaturation of carbon and deposits of oil sludge, ultimately requiring a costly engine rebuild or replacement.”

Automaker should honor warranty claims outside terms, Hyundai class action says

The plaintiffs allege that Hyundai should honor customers’ warranty claims even when the warranties have expired. 

According to the lawsuit, Hyundai can’t adequately repair the oil consumption problems and doesn’t offer any reimbursement for out-of-pocket costs caused by the issue.

The class action states customers must suffer through long wait times for replacement parts, “and in most cases do not receive required engine replacements.”

The cars with the allegedly faulty engines include the 2012-2020 Hyundai Elantra, 2009-2018 Hyundai Genesis Coupe, 2019-2021 Hyundai Kona, 2020-2021 Hyundai Palisade, 2010-2012 and 2015-2021 Hyundai Santa Fe, 2009-2010 and 2015-2021 Hyundai Sonata, 2011–2021 Hyundai Sonata Hybrid, 2010-2013 and 2015-2021 Hyundai Tucson, 2011-2021 Hyundai Veloster, 2020-2021 Hyundai Venue, 2010-2021 Kia Forte, 2017-2020 Kia Niro, 2011-2020 Kia Optima and Optima Hybrid, 2012-2021 Kia Rio, 2011-2020 Kia Sorento, 2012-2021 Kia Soul, 2011-2020 Kia Sportage, 2018-2021 Kia Stinger and 2022 Kia K5.

Meanwhile, Hyundai has expanded its recall of vehicles with an exploding seat belt part issue that has caused multiple injuries to include 6,240 of its 2021-2022 Elantra and 2020 Accent vehicles. 

The plaintiffs are represented by Nye, Stirling, Hale & Miller LLP, Sauder Schelkopf LLC and Walsh, PLLC.

The Hyundai Oil Consumption Lawsuit is Cho, et al., v. Hyundai Motor Company, LTD., et al. in the U.S. District Court for the Central District of California.

Are you one of the drivers affected by an allegedly faulty Hyundai engine? Let us know in the comments! 


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3,221 thoughts onHyundai class action over excessive oil consumption dismissed

  1. TIMOTHY PAPPERT says:

    2018 elantra please count me in

  2. TIMOTHY PAPPERT says:

    2018 elantra count me in

  3. Anthony Palitti says:

    I have a 2018 Hyundai Tucson. Had it from brand new. The vehicle just passed the 90k mark. I have had it serviced at the same dealer that I purchased it from since the beginning. Every 3 thousand miles or 3 months religiously changed the oil and met every service requirement along the way. Anyway just the other day my wife was driving along and the car suddenly cutoff and the oil light came on. Luckily she was only about 10 miles from the dealership when it happened. She was able to get it started again and drove straight there and dropped it off. The next day they call me and tell me I was 2.5 quarts low on oil. I asked them what happened since I had just had it changed in August. They told me they checked all over and saw no signs of an oil leak. They even looked at the tail pipe smoke and said there were no signs of oil burning. So of course my first thought was they screwed up when they changed the oil but there did not seem to be any damage so I figured no harm no foul. But since I am coming up on my 100k I told them I would monitor the levels closely and if I see them dropping I will be back. I came home and searched the topic and found this forum. I am starting to think maybe it was not there fault but we will see in the next couple of weeks.

  4. Yvette Gay says:

    My 2017 Hyundai sonata is definitely using way more oil.. I was told by Hyundai to bring it in every 1000 miles for oil change.

  5. Jacklyn says:

    2018 Hyundai Sonata burns so much oil, and has stalled and abruptly died twice while driving. Had to have it towed to Hyundai shop, they kept it a week and didn’t have a loner to give me, and ended up telling me “they couldn’t find the problem “ and it started right back up! I’ve been out so much hassle and money!

  6. kaliani gonzalez says:

    My 2017 Hyundai Sonta SE burns oil like crazy. 1 quart a week. 😩

  7. Ron Winterberg says:

    My 2016 Tucson has started using oil. I haven’t had to add oil to a vehicle in 50 years, but now I do!

  8. Shelley Bell says:

    Please include my Tucson in the line of needs to be included in this action.

  9. Mark Nemeth says:

    2014 KIA Sportage and I received a recall notice months ago and they would notify me when a fix is available. still waiting. possible engine fire si in the meantime I worry every time Idrive whether or not today will be the day it stalls and catches fire

    1. Horace mckenzie says:

      I have a 2015 hyundai sante fe that loosing oil this is my wife only way too work if it breaks down she could loose her job

    2. Ricardo contreras says:

      I have a 2016 kia forte 5 and it burns oil too fast, I have to constantly add oil, please add me to lawsuit, thank you

  10. Anthony g says:

    Like be part this as well. Have a Kia Soul and it burns oil like crazy. Every time I take it it it a quart or two low. Also my buddy a mechanic and when I told him I bought he Kia he said keep up on the oil cause they are known to burn oil especially the souls. This was 3 years ago.

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