10.0

really awful
Crashes / Fires:
6 / 6
Injuries / Deaths:
0 / 0
Average Mileage:
20,958 miles

About These NHTSA Complaints:

This data is from the NHTSA — the US gov't agency tasked with vehicle safety. Complaints are spread across multiple & redundant categories, & are not organized by problem.

So how do you find out what problems are occurring? For this NHTSA complaint data, the only way is to read through the comments below. Any duplicates or errors? It's not us.

2017 Hyundai Sonata engine problems

engine problem

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2017 Hyundai Sonata Owner Comments (Page 7 of 14)

« Read the previous 20 complaints

problem #160

Feb 162023

Sonata

  • miles

A D V E R T I S E M E N T S

Was driving home from work on highway started decreasing speed a like it was shutting off a got off exit all my lights on dash came on broke down in the road intersection of parking lot. There was no lights or warnings on my car till it started shutting down. Cylinder 2 misfire what the code came back as problem an all engine cylinders damaged. Was inspected by Hyundai when they looked car over they diagnosed the problem. My safety was put at risk along with others on highway I didn-??t know what was happening an my car was slowing in speed trying to get off to the highway.

- Olmsted Falls, OH, USA

problem #159

Dec 172022

Sonata

  • miles
Hello, I would like to file a complaint my name is [XXX] I am having a translator help me to write this. I was taken advantage of by a bad car dealership who sold me a dangerous car that smokes leaked oil does not stop and locks up they said the car was safe they also did not explain the contract to me. They want me to drive unsafe vehicle 1000 miles. They won-??t give me a loaner car. They won-??t give me my money back or a replace my car I feel unsafe and I don-??t want to do business with them ever again. I want my money back. They took advantage of me because I didn-??t know any better. Translators notes : regarding purchase of vehicle: He purchased a used car, 2017 Hyundai Sonata/ at McGrath City Hyunda. He does not know English The dealership took advantage of him he doesn-??t speak English and is a first time car buyer, they made him sign a contract selling him an unsafe vehicle, without explaining what arbitration is the car is unsafe.. He had immediate problems with the oil and smoke coming out of the car within the first week and went back to have an oil change they charged him money. The following week the same issue occurred with smoking and stalling of the car. He brought the car in for service and they tried to charge him almost $500 for a new gasket. I told them this is not right and I would report them to consumer affairs they said they would repair it 10 days later the same issue occurred and he brought it in again they put oil in the car and he had problems again. When he brought it back they said they need to keep the car to have it serviced and they would not provide him a loaner car. He is renting a car and spending a lot of money and he is making payment on the loan for the car. The dealership is forcing him to drive an unsafe car 1000 miles in order to have an engine replaced not care about his safety. They told him he has to drive the car for 1000 miles in order to have a warranty take effect he is scared to drive it. INFORMATION REDACTED PURSUANT TO THE FREEDOM OF INFORMATION ACT (

- Chicaho , IL, USA

problem #158

Mar 202023

Sonata

  • miles
Excessive oil consumption and Engine locked while driving on the highway. I couldn-??t drive my car and it was towed to a mechanic. The cost for a new engine and labor is $7970.

- Grand Prairie , TX, USA

problem #157

Mar 182023

Sonata

  • miles

A D V E R T I S E M E N T S

The engine is consuming (burning) the engine oil at a excessive rate. Engine oil has to be added almost every 1000 miles. Talked to multiple mechanics and learnt that it is a common problem with Hyundai. Constantly checking the oil level and topping off is not what we expected when I bought the car.

- Johns Creek, GA, USA

problem #156

Mar 162023

Sonata

  • miles
UNKNOWN I-??ve had to replace the knock sensor twice in my vehicle in less than 2 months, my paint on my car is also peeling off really bad.

- York, SC, USA

problem #155

Mar 102023

Sonata

  • miles
bought the car used with 60K miles. Learned quickly it was consuming 1 qt of oil per month. I checked with Hyundai Corporate Customer Care and my local dealership. Dealership said needed to burn 1qt per 1000 miles before they would submit anything to corporate for possible warrantee issue. Monitored consumption. Now up to about 2 qts per month. Took it to the dealership and they said now beyond warranty mileage. They performed a computer update recall. Now the computer detects something going on the engine and forcing car into Limp Mode. Been on the phone with Corporate Customer Care and the dealership. They will do nothing. Customer care says to go to dealership. Dealership says to call Customer Care. There doesn't seem to be a way to talk to any decision makers to appeal for common sense and discretion instead of 100% by the book policy protocal. The dealership said the computer update recall cannot be reversed. So now I have a vehicle with an engine problem and in Limp Mode and Hyundai will do nothing. So discusted with Hyundai quality and customer service. I will never by a Hyundai again.

- Berrien Springs, MI, USA

problem #154

Feb 192023

Sonata

  • 64,500 miles

A D V E R T I S E M E N T S

The contact's girlfriend owns a 2017 Hyundai Sonata. The contact stated that while his girlfriend was driving at an undisclosed speed, the vehicle lost motive power with the check engine warning light illuminated. The vehicle was towed to the girlfriend's residence. The dealer was made aware of the failure and informed the contact that he needed to pay out of pocket for the diagnostic. The vehicle was not diagnosed or repaired. The manufacturer was made aware of the failure and confirmed that the VIN was included in Service Campaign Number: 953 (ECM & Cluster Update - Engine Monitoring Logic Product Improvement). The failure mileage was approximately 64,500.?

- Bloomfield, NJ, USA

problem #153

Feb 062023

Sonata

  • miles
Car has been consuming insane amount of oil.The oil warning light hardly ever comes on and when it does it is always in between the oil changes. It doesn't even make it to the next scheduled oil change before the light finally comes on. When I check it when the light is on it is bone dry. Because of this I have started checking it every couple hundred or miles or so and every time it's bone dry and I have to add at least two quarts of oil, if not a total of five courts. I informed the dealership about this last year they performed the oil pressure check and told me that it was fine. I insisted that oil must be leaking somewhere, they checked and said that there was no oil leak. Last week my car started sputtering, and then the engine light came on. It did this in the past and it needed a new starter. They replaced that but this time, they check the engine and they say that I need a new engine. I told them I'm not surprised because every time I check there's never any oil in there in the warning light never goes off. Yet they have told me in the past that it does not have a problem? I am currently waiting to see if Hyundai will honor their warranty. This is a hazard if they cannot tell if there is a faulty sensor or oil leak but the car continuously is consuming oil to the point that it's dry and the owner is not notified. I have kept up the oil changes and this is all happening in between the schedule changes. This can cause fire, vehicle disablement in the middle of driving and other safety issues. If you look at other reports, this is common across the Sonatas yet Hyundai has not issued a recall regarding the oil consumption.

- Fuquay Varina, NC, USA

problem #152

Jan 302023

Sonata 4-cyl

  • 136,000 miles
The contact owns a 2017 Hyundai Sonata. The contact stated while her husband was driving at various speeds, there was an abnormal noise before the vehicle stalled. The contact stated no warning light was illuminated. The driver was able to restart the vehicle and continue driving to the residence. The contact took the vehicle to an independent mechanic, where it was diagnosed with needing the engine to be replaced. The vehicle was repaired. A dealer was not contacted. The manufacturer had been informed of the failure. The failure mileage was approximately 136,000.

- Edgewood, KY, USA

problem #151

Jul 022021

Sonata

  • miles
My engine is consuming oil at a high rate of more than a quart per 1000 miles. I went 3k between oil changes had 2 quarts added at about 1500 miles and was still low at the end of the 3k. Hyundai claims this is normal. I had previously completed the oil consumption test and Hyundai claims there is no issue. The oil pressure light started going on around July of 2021. Between the oil consumption tests and then additional driving it is 18 months later and not resolved.

- Hoffman Estates, IL, USA

problem #150

Dec 212022

Sonata

  • 175,000 miles

A D V E R T I S E M E N T S

The contact owns a 2017 Hyundai Sonata. The contact stated that while driving at an undisclosed speed, the engine stalled without warning. There was no warning light illuminated. The vehicle was towed to the residence. The vehicle was then towed to the dealer where it was diagnosed that the engine needed to be replaced. The vehicle was not repaired. The contact also stated that he was then made aware of an unknown recall pertaining to the engine. The manufacturer was notified of the failure and the contact was advised to take the vehicle to the dealer; however, no further assistance was provided. The failure mileage was approximately 175,000.

- Huntsville, AL, USA

problem #149

Jan 132023

Sonata

  • miles
The contact owns a 2017 Hyundai Sonata. The contact stated while driving from a stationary position, the vehicle sputtered and vibrated while attempting to accelerate. Additionally, it was discovered that the engine was consuming 1-quart of engine oil per 1,000 miles. The vehicle was taken to the local dealer who performed an oil consumption test. The cause of the failure was not yet identified. The manufacturer was not yet contacted. The VIN was not available. The failure mileage was unknown.

- Saint Louis, MO, USA

problem #148

Sep 102022

Sonata

  • 180,000 miles
The contact owns a 2017 Hyundai Sonata. The contact stated while driving 60-65 MPH, the vehicle lost motive power and stalled. There was no warning light illuminated. The contact veered to the side of the road. The vehicle failed to restart. The vehicle was towed to the residence. The dealer was not notified of the failure. The vehicle was not diagnosed or repaired. The manufacturer was notified of the failure, but no assistance was provided. The failure mileage was approximately 180,000.

- New Lenox, IL, USA

problem #147

Nov 102022

Sonata

  • 150,000 miles
The contact owned a 2017 Hyundai Sonata. The contact stated while driving 30-30 MPH, he saw smoke coming from underneath the hood of the vehicle. There was no warning light illuminated. The contact veered to the side of the road. The contact stated that upon opening the hood, he saw fire. The contact stated that the fire burned the front end and interior of the vehicle. The contact was able to extinguish the fire with the assistance of the fire department. There were no injuries sustained. A fire department report was filed. A police report was filed. The vehicle was towed to a tow lot yard where it was totaled. The dealer was notified of the failure. The manufacturer was notified of the failure but no assistance was provided. The approximate failure mileage was 150,000.

- New Lenox, IL, USA

problem #146

Jan 072023

Sonata

  • 116,000 miles
The contact owns a 2017 Hyundai Sonata. The contact stated that while her friend was driving 35 MPH, the vehicle stalled with white and black smoke coming from under the hood. The contact stated that an abnormal thumping sound was coming from the vehicle. There were several unknown warning lights flashing on the instrument panel. The contact exited the vehicle and called for a tow truck. Upon arrival, the tow truck driver inspected the vehicle and informed her that a piston had blown a hole through the engine block. The tow truck driver informed her that there was an engine recall for similar vehicles. The vehicle was towed to the residence. The contact called the dealer and was informed that due to the vehicle having a Salvage Title the recall would not be honored. The manufacturer was not notified of the failure. The vehicle was not repaired. The failure mileage was approximately 116,000.

- Orlando, FL, USA

problem #145

Dec 302022

Sonata

  • miles
Check engine light came on had it check out it the motor. I always maintain me car. The place that fixes my car said the Hyundai have issue with their engine. They engine has to be replaced.

- St. Louis, MO, USA

problem #144

Dec 242022

Sonata

  • 131,000 miles
The contact owns a 2017 Hyundai Sonata. The contact stated while driving 45 MPH and depressing the accelerator pedal, the RPMs revved up however, the vehicle failed to respond. The contact stated that the vehicle decelerated, lost motive power and stalled in the middle of the road. The contact's newborn and two other young children were occupying the rear seats at the time the failure occurred. The vehicle failed to restart. Another driver assisted the contact with hauling the vehicle to her residence. The vehicle was then towed to the dealer where it was diagnosed and determined that the engine needed to be replaced. The contact was also informed that other unknown repairs also needed to be completed. The dealer informed the contact that the engine could not be replaced under an unknown recall. The vehicle was not repaired. The manufacturer was notified of the failure. The failure mileage was approximately 131,000.

- Bardstown, KY, USA

problem #143

Dec 262022

Sonata

  • miles
Ever since I have had my car there has been a wind sound like some this is dragging under my car! Been to dealership multiple times and they tell me that-??s how these cars sound! Now oil is disappearing right after and oil change! They say my oil pan bolts were stripped out! Well the Hyundai dealership is the only people that have done my oil changes! Tried to charge me for that! I get an engine diagnosis check done and they tell me nothing is wrong with my car! Before I could make it home engine light was on! Took it back now they saying engine manifold! Want to charge me for that! Now car won-??t go over 20 mph! White car paint has chipped from the front roof and hood of car! Driving I see multiple white vehicles with paint chipped in the same areas of the vehicle! Call corporate they know about the the issue. They want to spot paint the car! If you spot paint it doesn-??t fix the growing areas of peel up! There is no reason a 2017 and newer models should have huge metal spots for paint peeling already! Only on white Hyundai Sonatas mainly! I have called corporate about every issue with my car and they seem to not care!

- Montgomery , AL, USA

problem #142

Nov 012022

Sonata

  • miles
2017 Hyundai Sonata with Theta II engine received knock sensor detection software update 7/30/19. Engine knock increased substantially during August and September of 2022 with periodic, partial loss of power at idling and significant oil consumption. Dealership initiated oil consumption testing 9/24/22. On 11/2/22, vehicle fully stalled with blue smoke from exhaust during slow-speed turn in normal driving conditions. Owner and child in vehicle were uninjured. Dealership unable to replicate stall or identify error codes. Dealership's 11/11/22 oil consumption test identified excessive oil consumption. Dealership cleaned combustion chamber. Vehicle experienced partial stall 12/15/22 at moderate speed in normal driving conditions. Dealership performed final oil consumption test 12/20/22 and reported normal oil consumption (.25 quart in 1,000 miles).

- Glenview, IL, USA

problem #141

Nov 132022

Sonata

  • miles
The contact owns a 2017 Hyundai Sonata. The contact stated while her son was driving at an undisclosed speed, the check engine warning light, the battery warning light, and the oil pressure warning light illuminated, and the vehicle stalled. The contact's son veered to the side of the road. The contact stated that her son was able to restart the vehicle; however, the vehicle was jerking while driving. The contact's son pulled into a gas station where he added oil in the vehicle. However, upon starting the vehicle and depressing the accelerator pedal, the vehicle failed to respond and would not move. The vehicle was towed the residence of the contact's mother. The vehicle was then towed to a local Pep Boys where it was diagnosed that oil had leaked onto the spark plugs and cylinders. The dealer was notified of the failure. The vehicle was not repaired. The manufacturer was not notified of the failure. The failure mileage was unknown.

- Huntsville, AL, USA

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