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. Erica says:

    I have the same oil issues and would like to be added to this class action lawsuit. I have to put oil in my car weekly. They have told me there is nothing they can do to help me until the engine blows. This is super frustrating and u I feel they should do a recall on the engine

  2. Jantisha Gainor says:

    My car 2017 Hyundai Sonata just had a service 3 weeks ago. My oil light keeps coming on so today I went to have it checked and it needed almost 4 quarts. This has been going on for over a year now. I do not know what to do about this.

  3. Daniel Fuentes says:

    My 2015 Hyundai sonata is currently in the mechanic shop for an engine replacement due to being run on too low of oil. I change the oil routinely on time, so the car was consuming way too much oil leaving it very low. The car only has 120,000 miles. Definitely will be seeking reimbursement for repair costs.

  4. Lydmarie Ramirez says:

    Hyundai Tucson 2015 y hay que estar rellenando el aceite demasiado constante mucho antes del cambio recomendado.

    1. Lynn says:

      My 2017 Sonata has the same oil issues. The dealer is testing it to see what the problem is and has charged me for this first test. Apparently they should know about these on going issues but have said nothing to me. I will be speaking to them about it.

  5. Mary Dinkins says:

    2017 Hyundai Tucson having the same exact issues only had my vehicle for a year. PLEASE ADD TO THIS CLASS ACTION LAWSUIT

  6. Craig Garrett says:

    Hello my name is Craig Garrett and I have a 2012 Hyundai Equus and it’s burning excessive oil I have to put all the every other week I didn’t know there was a raw soup but I do want to add myself to the list could someone contact me and let me know what other steps I should take

  7. Ashley Choice says:

    I have a 2015 Hyundai Sonata and I am having the same issue. My car is just burning oil. I got an oil change and two weeks later there was no oil in my car. I have to keep topping it off every week.

  8. Janice L says:

    I have a 2018 hyundai sonata and I have started to have issues with my car burning oil st 80,000 miles, my oil light has started flashing miles before expected oil change and my last oil change was on 09/11/22 and I had to add a quart of oil today which is 10/15/23 after it being just 2000 miles from most recent oil change and this is becoming very stressful and problematic

  9. Yolanda Pickett says:

    My car burns a lot of oil I have a 2014 Hyundai Accent I like to join lawsuit

  10. natalie pepin says:

    I have a 2016 Hyundai Santa Fe that has been loosing a quart or better of oil every 1000 miles. I have been back and forth to the dealership which is approximately a 130 mile round trip each time. This will be my 4th or 5th time tomorrow when I go. They tell me it’s normal but I’ve never owned a vehicle that has done this. Seems like Hyundai’s do this. I have an extended warranty but every time I’ve been they tell me to come back in another 1000 miles. I won’t buy another one, and I won’t go to this dealership to purchase another car. They were quick to sell me the car, but now I seem to be out of luck. I definitely want to know more about the lawsuit.

    1. Laquasha Mixon says:

      Same my Hyundai Santa Fe 2017 every month I’m going for an oil change and Mechanic says it’s not the engine but it could be soon if this issue keeps arising when I go to him with hardly no oil in my car which gets me because the indicator never comes on indicating there is no oil. Truly frustrated and I love my Hyundai but I may have to give it up sooner than later.

    2. Cynthia Rosa says:

      I bought a 2016 Sonata in October 2022.
      When I took it to my mechanic 2 weeks later to have them check it out before winter, it was already 3.5 quarts low in oil.
      I have done the request to have the oil changed, drive 1000 miles and come back to check the oil loss. That cycle lasted 3 months. They cleaned the engine and we repeated the 1000 mile check over the next 3 months.
      Hyundai said it’s ok.
      It’s far from ok.
      In addition to the oil loss I hear a noise in the engine. I was told that was because I was down 3.5 quarts, yet after the oil was added I still hear a noise.
      Corresponding with the selling dealership (not a Hyundai dealership)
      hasn’t gotten me anywhere.
      I’ve written to the corporate GM and waiting for a response.
      I have all of the letters that I have sent. My car has a little over 78K miles on it.
      The car came with an extended warranty. Which ends at 100K or January 1, 2023

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