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. Steve Williams says:

    Have a 2014 Hyundai Genesis Coupe 2.0 Turbo bought brand new only 118000 miles on it and it is sitting at the dealership due to blown Turbo, blown Catalytic Converter, several exhaust sensors out and it continues to just shut off on the highway… now it just blows pure white smoke out the exhaust and Hyundai said it is just normal wear on the engine …going to cost me over $6000 to fix and the parts are on back order and not looking to be able to ship for months

  2. Steve Weil says:

    I have a 2020 Palisades that has an oil consumption issue. I am currently going through my 3rd oil consumption test with my dealer. I am using a half of quart of oil every 1,000 miles. I have been told that I have to have 4 consumption tests before Hyundai Corp will consider any action. What’s the deal? I should not be losing oil at this rate

  3. Sullivan Nicholls says:

    I have a 2013 Hyundai Santa Fe and the engine seized up. No oil light nor engine light ever came on. I had it towed to a Hyundai dealer. The company refuses to put a new engine in it because I am the second owner. It only had 81k miles on it. This is a known problem. How can I get in on a class action lawsuit in Ohio?

  4. Teresa Wood says:

    I have a 2014 Hyundai Sonata. In 2018 the engine locked up. As it was under warranty, the engine was replaced. It took over a month to get back. Since then, the “new” engine has been burning oil like crazy. We took it back to the dealer multiple times but they claim it’s normal. This is NOT normal. I just had an oil change a month ago and I’ve put 4 quarts of oil in since then.

    1. Janey says:

      My car went to shop yesterday and they are saying it was completely out of oil. It’s a 2017 Hyundai ELANTRA I bought new and have kept the oil changed every time it needed changing I first took it to AutoZone to have them run a diagnostics test on it the Hyundai dealer that I bought the car from would not except the diagnostics from AutoZone they had to run their own and the code I looked up had to do with the timing not anything to do with oil but now they’re wanting me to take the car and drive it 1000 miles and bring it back and let them check it do another thousand miles bring it back and let them check it and do this for four times all they’re doing is trying to get out of putting a motor in my car under warranty because my car only has 97,000 miles on it yes I will be calling about the lawsuit

  5. Virginia onze says:

    I just bought my 2011 hybrid hyundai sonata 2 weeks ago. I have run bone dry 3 times already. I’ve replaced all filters had 2 oil changes already. Had the mass air flow sensor cleaned. This is ridiculous I have 3 kids and can’t afford to have a maintenance vehicle.

  6. Mark peters says:

    Interesting. My 2017 Hyundai Santa Fe, 60k miles, is using oil at a rapid rate. Like a quart every 1500 miles. And I recently paid like $800 to have the engine gasket replaced- no change in oil consumption

  7. David Dunker says:

    My 2018 hyundai sonata out of no where started to consume oil well before its time to be changed its only at 70k miles on the engine. And I have no idea what to do

  8. Sandra Sanders says:

    Having oil issues with 2016 Sonata for over a year & it’s getting worse. Using 3-5 quarts of oil between changes. Live in Alabama. How can I get in on this class action lawsuit?

  9. Kurt Sowatzke says:

    Just purchased 2020 used Kona with 35000 miles. 1 day out check engine light goes on. Back to the dealer come to find out it will need a new engine. Hyundai says I drove it to hard. DROVE IT TO HARD FOR 1 DAY!! Give me a break

  10. Tammy says:

    In December 2021, my 2014 Hyundai Azera suddenly lost power while being driven. It was taken to the nearest mechanic shop that I trusted and I was told the engine had locked up because oil was not being recycled through the system. I’m he car had 121,000 miles. I had to replace the entire engine for $12k because Hyundai would not cover the damages through numerous calls to Hyundai. I want my money back for what I paid for engine replacement for a car with KNOWN ENGINE/OIL ISSUES.

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