2019 Hyundai Tucson Engine Problems

Oil extremely hot and burnt to oil stick. Running really hot. Dangerous possible fire hazard

The vehicle has consumed the oil and no light came on. I drove and I checked when the running engine start doing a dry noise and loose the power. The stick was completely dry, I filled with 2 litters and now the stick show in the half.

Oil component failure causing extreme heating within the engine and catalytic converter which poses risk for engine fire. This oil consumption issue was addressed by the dealership who ran a test to see how much oil was consumed. The test results showed that the vehicle was burning oil at a high rate and would ultimately result in engine failure.

My 2019 Hyundai Tucson, VIN [XXX] , has developed engine knocking, which may indicate internal engine failure. A mechanic has suggested a possible loss of cylinder compression, though the exact cause has not been confirmed.

My 2019 Hyundai Tucson, VIN [XXX] , has developed engine knocking, which may indicate internal engine failure. A mechanic has suggested a possible loss of cylinder compression, though the exact cause has not been confirmed.

I own a 2019 Hyundai Tucson, Since purchase, I noticed a strange engine noise. The dealership [Dealership Name] told me it was not a problem, but the vehicle has consistently consumed about 1 liter of oil per week. Despite multiple service visits, Hyundai has not recognized this as a factory defect and requested $3,500 for testing.

Vehicle is consuming oil at a rate of 2 quarts per 1000 miles which could lead to catastrophic engine failure at highway speed causing serious crash and loss of life. This is apparently a common defect with many Hyundia engines that the manufacturer is actively trying to deny warranty claims.

Engine has been burning through oil. Started the Engine oil consumption test at one dealership. That dealership has now closed leaving me to go to another dealership.

The contact owns a 2019 Hyundai Tucson. The contact stated that the vehicle had been experiencing excessive oil consumption, and the check engine warning light was intermittently illuminated. The contact stated that while driving 25-30 MPH, the vehicle was shuddering.

While driving, my vehicle stopped moving forward and the engine light came on. I pulled over and called for a tow. The service department at the dealership the vehicle was towed to said that the vehicle had less than a quart of oil in it.

My car lost power and was shaking while driving, the dealership service department told me that that my car was producing a code for a misfire in my exhaust valve chamber #3 and I could replace this for $4400 but in a few months I would need a new engine so they recommended I replace the engine for $8000. I am 1000 miles over my warranty so Hyundai is refusing to pay for this.

The contact owns a 2019 Hyundai Tucson. The contact stated that while driving at 5 MPH, the vehicle slowed down. There were no warning lights illuminated.

The contact owns a 2019 Hyundai Tucson. The contact stated that upon starting the vehicle, he observed unusual RPM fluctuations and vibrations during idle, after which the check engine warning light illuminated. The vehicle was taken to the dealer, who diagnosed a failure with the catalytic converter.

Check engine light comes on it has come more then 5 times. I take it to the dealership. They tell me they are doing an oil consumption test this makes the 5th one.

On [XXX] as I was driving down the highway, the check engine light came on the dashboard and the car lost acceleration. I could not go any faster than approximately 30 miles per hour. Very dangerous situation when you’re traveling in a lane of traffic that’s is doing 65/70 MPH.

Was driving home from shopping on highway- lights flashed on dash and check engine light came on. Driving on highway and car goes into “limp mode” and will not go over 30 MPH. Almost got rear ended by car coming up from behind traveling at normal highway speed.

On [XXX] I dropped off the car to dealership because engine light was on. They said it was the Catalytic converter and replaced it with about 95,607 miles on it. On [XXX] I was driving on a 50mph road and my speed dropped to about 10mph and then the car began shaking and engine light came on.

Replaced catalytic converter been to the shop twice. It keeps having reoccurring issue of not wanting to accelerate, won’t go over 54, wont go over 2000 RPM, stalls and misfires. My neighbor has same model and year and just had to replace catalytic converter as well.

We have been told by our local Hyundai dealership that the car is burning oil and is unsafe to drive. The dealership recommended a full engine replacement and put in the request to Hyundai HQ who denied the request. The dealership then told us that we need to drive the car for at least 4,000 miles and bring the car in for 24hr - 48hr testing every 1,000 miles.

Vehicle engine light has been on for months, it would come and go. I’ve taken it to Hyundai but they kept saying nothing comes up and maybe it was the gas cap needing to be changed. My car also burns oil TOO fast and the dealership has expressed concern.

2019 Hyundai Tuscon experienced engine failure at 66k miles. This vehicle experienced the exact same issues of vehicles Hyundai previously recalled. It is equipped with knock sensor which was supposed to be a "fix" for the known engine issues.

The contact owned a 2019 Hyundai Tucson. The contact stated while driving approximately 55 MPH the vehicle started smoking and overheating. The contact was able to pull over safely.

I helped my daughter buy a used 2019 Hyundai Tuscon with 42K miles since she was going to med school and needed reliable transportation. At 62K miles the engine failed. The engine stalled in the middle of the highway and she was in the middle of the highway for some time before she could restart the engine.

Tl* the contact owns a 2019 hyundai tucson. The contact stated that while driving at 50 MPH, the contact noticed smoke coming from under the hood. The vehicle stalled without warning.

While driving a flashing engine light came on in my 2019 Hyundai Tucson. This made the car slow down and have no power. I brought the car to the nearest mechanic, they told me it was the knock sensor and told me it was a recall for this car, I should bring it back to the dealership.

Purchased this car used 3 years ago. Followed owner's manual for oil and filter changes. On 1/2/26 the engine seized, had it towed to Hyundai dealership and they will not approve a replacement for the engine because they said I hadn't followed maintenance guidelines.

My 2019 Hyundai Tucson previously required an engine replacement due to a known defect. After the engine replacement, the check engine light remained on. Recently, the check engine light began flashing, and the vehicle was towed to the dealership.

I am submitting this complaint regarding excessive and abnormal oil consumption in my 2019 Hyundai Tucson. Despite regular maintenance and oil changes performed according to manufacturer recommendations, my vehicle consumes oil at an excessive rate, requiring frequent oil top-offs between oil change intervals.

Hyunda dealerships are not replacing engine that have been recalled because Hyunda Corporation is refusing to allow the replacements. They are nit picking at reasons to not replace. I believe it because of the number of replacements needed is overwhelming tothe corporate offices and they are picking and choosing on which car get replaced.

Due to known oil consumption my car stalled due to no oil left in the engine even though there were 2,000 miles left until my oil change. I have since started to go to my local Hyundai dealership to test for oil consumption and have been tested 3 times and Hyundai is saying that there is oil consumption but it is under the threshold they consider actionable.

My engine has an oil consumption problem that I've been dealing with Hyundai on. The vehicle is a 2019 Hyundai tucson. Last Friday [XXX] my car lost power on the freeway on a bridge and I began to slow down and couldn't pull over due to no shoulder.

The contact owns a 2019 Hyundai Tucson. The contact stated that while driving on a main road at 20 MPH, the vehicle experienced a loss of motive power and unexpectedly came to a complete stop. The contact was able to pull over to the side of the roadway.

The contact owns a 2019 Hyundai Tucson. The contact stated that while driving at 30-35 MPH on the expressway, the engine light illuminated, and the vehicle lost motive power. The driver was able to pull over safely.

The engine seized will on the highway unexpectedly. While driving on the highway the car suddenly started to slow down and would not pick up speed. I was able to get off on the first exit and make it a close to the right hand land as possible before the car stalled.

The contact owns a 2019 Hyundai Tucson. The contact stated while driving the vehicle failed to exceed 25 MPH and stalled several times. The contact was able to pull over to the side of the road.

The contact owns a 2019 Hyundai Tucson. The contact stated while driving 70 MPH, the accelerator pedal was depressed; however, the vehicle failed to accelerate as intended. The contact stated that the vehicle failed to exceed 30 MPH.

The contact owns a 2019 Hyundai Tucson. The contact stated while driving 45 MPH, the accelerator pedal was depressed; however, the vehicle failed to respond. The check engine light warning illuminated, and another unknown warning light flashed.

The contact owns a 2019 Hyundai Tucson. The contact stated while driving at approximately 60 MPH, the light oil low light illuminated and gray smoke started coming out of the front end of the vehicle, underneath the hood of the vehicle, and from the rear of the vehicle. There was a burning odor coming from the vehicle.

2019 Tuscon with 70k miles.Engine failure, had to have vehicle towed to dealership. I have been without a vehicle for over a month and other than the dealership leaving me a message saying that my engine is seized, I have been completely ignored.

While driving on the highway, the check engine line came on and my Tucson started loosing power. I quickly moved into the right lane and was able to exit the highway and pulled over. I had previous issues with the vehicle and was told it was the 1 & 2 ignition coils that were replaced.

Engine stalled while on the road with no warning lights. Seized and doesn’t start. Hyundai said that that it was engine neglect because of sludge yet we consistently got the oil change.

The contact owns a 2019 Hyundai Tucson. The contact stated while driving at an undisclosed speed, the check engine warning light illuminated, and the vehicle lost motive power. The vehicle was towed to the dealer where the vehicle was diagnosed with catalytic converter failure and sludge in the engine oil.

formance exhaust.

On March 13, 2023 while I was driving at about 70 MPH on PA route 66, the engine suddenly stalled and fortunately, I was able to move to the emergence lane. I turned off the power and restarted the engine, and it worked. This is the third time that I have experienced the same issue, with other two on I-376.

While driving, the engine completely lost power and was unable to go more than a couple MPH. We had it towed to the dealer and they told us it was a common issue on Hyundai engines and the fix was to replace the entire engine. It is available for inspection.

The 2019 Hyundai Tucson was being driven home when all of a sudden acceleration was reduced to 25-30 MPH. The Engine light went on while this happened. Got the car home, thankfully was off the highway and had it towed to the Dealership.

Engine failure I was driving down 422 East to king of Prussia. Engine failure I was driving down [XXX] to king of Prussia. My car jumped then began creating a sharp chirping sound from under the dash.

The contact owns a 2019 Hyundai Tucson. The contact stated that while driving approximately 55 MPH, the check warning engine light started flashing and the vehicle started to lose motive power and stalled. Upon inspection, it was discovered that the engine oil level was very low.

On [XXX], my wife and I were traveling westbound on [XXX] in the left hand lane approximately 30 miles from Lincoln, NE. I noticed blue smoke coming from my exhaust. I had to maneuver to avoid traffic in the right hand lane to exit.

Dear sir, my 2019 Hyundai Tucson has been in and out of Milford Hyundai five times now they say it is in oil consumption problem they say they requested a new motor. This last time my grandson was in the car we were on the highway out of nowhere the car would not go over 30 miles an hour light was flashing.

The contact owns a 2019 Hyundai Tucson. The contact stated that while driving at an undisclosed speed, the check engine warning light illuminated. The contact stated that the accelerator pedal was depressed, and the vehicle stalled.

Engine passing rod bearing clearance test. I have had the vehicle towed 3x to the dealership for the same issue. KSDS and combustion chamber cleaning was done but check engine light still coming on.

The contact owns a 2019 Hyundai Tucson. The contact stated while driving approximately 30 MPH, the vehicle stalled. The contact stated that the vehicle lost power steering and brake functionality.

My engine light began blinking and the engine went into emergency mode on 3 separate occasions, and would not go over 40 MPH; there was no prior warning. The first incident was in February of this year; the second was in April of this year, and the third occurrence was on 7/28. I purchased my car on 10/8/19 from Fred Beans Hyundai of Doylestown used, with about 12,000 miles on it.

Knock Senser failed? On Dec 11, 2022 I was merging onto the highway at 530pm rush hour. I merged over one lane and the car made a loud noise and died.

Oil consumption issues. No warnings of low oil until vehicle goes into limp mode and the check engine light flashes. Issue started in 8/22.

Engine lost power. The vehicle was brought in 3 times since 10/22 to Atlantic Hyundai in. The last time was 3/23.

While driving to work on Thursday, February 23 2023, the car suddenly turned off flashing the check engine light and oil light. I was driving on the palisades interstate parkway in New York and had enough momentum with the car to get off on the next exit. Once the car was safely off of the road, I opened the hood and pulled the dipstick because the oil light was flashing and it was smoking.

Check engine light has come on twice AFTER the car was at dealers for the recall about the knock sensor. Dealer states the recall fix was implemented, however the light came on a day or two after the vehicle was in the shop. I believe they installed a new knock sensor but I’m not sure, check engine light was off when I picked it up.

The contact owns a 2019 Hyundai Tucson. The contact stated while driving approximately 45 MPH and merging onto the highway, the vehicle began to lose motive power. The contact stated that the check engine warning light started flashing.

While driving, I came to a stop sign and the car completely shut off. The car restarted and then I stopped at a stop sign and the car completely shut off. I had the car towed and they told me that it had catastrophic engine failure.

In this 2019 Hyundai Tucson with about 31,000 miles, engine stalling occurred the second time during driving with two passengers on I-76 at approximately 73 MPH in the cruise mode on September 11, 2022; the speed kept dropping and gas pedal did not respond at all; fortunately, the driver could manage to pull over the car to an emergency zone; from the lesson in the first engine stalling incident on I-376 on in October 2021, turning the ignition key to the OFF position then to the "ON" appeared to make the engine work again, like nothing occurred; there was no engine warning light, or OBDII warnings.

The contact owns a 2019 Hyundai Tucson. The contact stated while driving 35-45 MPH, the vehicle started jerking. The accelerator pedal was depressed but the vehicle failed to respond and stalled.

As previously stated, was driving when csr began to smoke and stall. After almost three months of being at the dealership it was determined to be the ROD BEARING failure. Earlier models of this vehicle have been recalled due to this issue.

Engine stalled. Drove it to gas station but engine has knocking sound. Was told that it may fall under the Theta Engines recall.

Car started knocking on a Wednesday like it wanted to cut off, no engine lights came on. Got car towed to dealership on Thursday morning, still no engine light. Dealership called on Thursday said I need a new engine.

On 2-23-2022 , I was driving approximately 30 MPH when all of a sudden there was a noise that kept getting louder which sounded like a knocking or broken fan, the vehicle RPM increased, the vehicle hesitated, did not accelerate, stalled, the check oil and engine light came on, I coasted into parking lot.

Was driving uphill, heard a clanging sound. Car engine completely shut off and started smoking, lights worked. Towed it to dealer, they said it will be 30 days before we hear about the issue, they said they will fix the original recall after tearing the engine down.

The engine in my 2019 Hyundai Tucson turned off while driving down the interstate without any lights or warnings. My 2 year old was in the back seat at the time, and this could have caused a significant risk to not only myself and son, but others on the road if we were not traveling at highway speed. The vehicle was safely pulled over to the side of the road and would not restart.

The contact owns a 2019 Hyundai Tucson. The contact stated that while driving at 30 MPH, a light knocking sound was heard coming from the engine. There was no warning light illuminated.

2019 Tucson 74165 miles. While driving on the highway the engine began to knock, and as the traffic came to a stop the car stalled and the oil and battery light came on. Before that the lights never came on.

Sporadic hesitation when starting to pull out into traffic. Feels like it is about to stall but if you pump the gas pedal it then responds. Each time this happens it is unsettling to say the least.

The engine consumes oil and requires catalytic converter replacement every year at inspection. The engine has been maintained with regular oil and filter changes and the oil is continuously needing to be topped off between changes. I have owned the vehicle for 5 years and have replaced the catalytic converter 3 times.

Car is burning oil quickly. Had 2 oil changes within 3 months. Way before it was needed.

Hello, my 2019 Hyundai Tuscan I have owned for 3 years-4 years. Unfortunately it is a GDI Motor, it uses oil so bad, even though I do change the oil every 3,000 miles, and do every maintenance on the vehicle that is told to me done, ever time I change the oil it is low, even though I top it off through out the 3,000 miles.

On October 11, 2025, I discovered that my 2019 Tucson had no engine oil. I put three quarts of oil in at that time. Fast forward two weeks, October 25, 2025, and the dipstick read dry again, prompting more oil to be required.

[XXX] [XXX] [XXX] [XXX] Vehicle Information: • VIN: [XXX] • Year: 2019 • Make: Hyundai • Model: Tucson • Mileage: 132,303 Problem Description: On Oct 11, 2025, my 2019 Hyundai Tucson entered limp mode on the freeway, losing power suddenly, posing a safety risk. This followed a dealership visit a couple months ago for a recall engine repair (possibly 21V-727).

My car has had an oil consumption problem for over a year that Hyundai refuses to acknowledge. I passed the oil consumption test because the oil burns rapidly when I have about 1,000 miles left before my next oil change. They have replaced my exhaust, catalytic converter, spark plugs, and oil release valve over the course of many visits.

This vehicle was purchased by me in November of 2024. It was a one owner used car. At the time of purchase, the vehicle was inspected by the dealer and the oil was changed.

Substantial oil consumption. Refilling oil once a month. Is not covered yet under engine recall.

My vehicle isn’t in the oil consumption recall yet it uses oil very fast then the warning light doesn’t come on till oil is almost all gone ! I’m having to add oil every month ! How can I get this paid for for free by Hyundai ?

Back in 2024 Brought car in for recall but Hyundai only scanned the vehicle and gave estimate for work done without further explanation. Left the car idle and only start it once in a while. Now when opening oil cap there’s some smoke coming out of it and a rattling sound

The contact owns a 2019 Hyundai Tucson. The contact stated that while driving 65 MPH, the vehicle went into LIMP Mode and failed to exceed 60 MPH. The check engine warning light was illuminated.

The engine sensor knock sensor went out on me on I-95. I called the dealer who sold me the car no action as of yet. Took it to a dealership service and had them diagnose it and they confirmed it.

While driving the car felt like it was going to shutoff multiple times. It had been experiencing an unusually high consumption of oil since it's last oil change. It would also tend to surge and excelarate unexpectedly while driving.

Engine failure will be caused by shrapnel in the engine (Dealer told me Hyundai is aware it was not vacuumed out properly in this particular batch of engines) leading to ruts being warn in the cylinder causing oil to leak past piston rings. Loses so much oil quickly. Extended warranty may deny due to 3 missed air filter changes

The contact owns a 2019 Hyundai Tucson. The contact stated that while driving on the highway at 70 MPH when the vehicle acceleration speed was reduced to 40 MPH independently. The check engine warning light had illuminated.

I have had to replace the exhaust manifold and catalytic converter twice since owning my car. I have owned my car since 2020 and bought it at 23,000 miles. The car now has 100,000 miles - all highway.

The check engine light came on and then started flashing. It was 3 quarts low on oil and there were still 1,000 miles left before the next oil change. The oil has been changed regularly since we purchased the Tucson in December 2023.

The contact owns a 2019 Hyundai Tucson. The contact stated that while driving at an undisclosed speed, the check engine warning light illuminated. The vehicle was taken to the dealer, where it was determined that the catalytic converter needed to be replaced.

The contact owns a 2019 Hyundai Tucson. The contact stated while driving 50 MPH, the vehicle lost motive power. The check engine warning light was illuminated.

My car is burning oil like crazy, having to top off engine with 1.5 quarts between 5,000 mile oil change with synthetic oil. Took to Hyundai for oil consumption test. Let them know I'm having issues with burning oil, and my check engine light comes on often.

Engine failure Needed to be replaced just over 52,000 miles

I was having oil consumptions issues which meant I had to put a quart of oil in my car every 500 miles I drove. Then I was driving when my check engine light started flashing and now my car can't drive without shaking a lot. I can't drive it anymore.

On March [XXX], at [XXX]., on my way to a meeting, my Hyundai Tucson 2019 suddenly lost acceleration at 35mph. Immediately, the engine light came on and flashed very constantly. The acceleration pedal was not able to give more speed.

bought the car in august with 82000 miles and within 2 weeks engine light came on and has had a knocking issue, carmax could not get me in for 4 weeks from the date I called for a "diagnostic testing". after replacing knock sensor -- engine stopped on 3/3/24 and now needs to be fully replaced

On November 8, 2023 my check engine began flashing and my car lost Speed/Full power. I knew there was a knock sensor issue because I had this replaced in May of 2023 in order to comply with extended warranty services. I immediately pulled over to see if there was an identifiable issue.

I was just entering the expressway about 70 miles from my home, and the engine light came on in the vehicle. I could not accelerate to more than 52 MPH even with the pedal to the floor. I had to drive home in the right-hand lane with my hazards on.

My 2019 HyandI Tucson’s engine light came on, so I checked my engine oil and found it to be 2 quarts low on oil, so I added the missing oil and come to find out that 2 weeks ago I had added one quart of oil. That mean in 3 weeks I added 3 quarts of motor oil.

On November 13, 2023 I was driving the vehicle and the check engine light came on and it went into "limp mode". I was well aware of what was happening because this is at least the 4th time this has occurred since owning the vehicle.

Oil consumption issues. Presented at oil change with very little oil, no warning light, followed by a loss of a quart every month following. Contacted Hyundai for oil consumption test.

My engine has been losing oil with no leak. 1st shut down was 02sensors crank shaft , check engine light still on took it fixed it not sure how. Brought it in for upgrade in security took it out and a week later didn't start.

my car has been losing oil, I reported it to the dealership when my check engine light was on, 800$ later they give it back, light reappears I brought it back then they fixed it free. brought car in for safety recall told them it was burning and engine smoking while on he did not address told me process would take too much not worth it. check engine light reappears 1 week later then wont stop.

On May 12 2023 I was driving my vehicle and heard a knocking sound that was unfamiliar. I pulled over and opened my hood and could hear the engine making a continuous knocking noise. I got back into my vehicle to take it to the closest mechanic and the vehicle failed after I had went barely a quarter of a mile.

In June of 2023, my check engine light came on and my vehicle lost the ability to accelerate. I took it into the local Hyundai dealership who said it would take 3 months to look at and that this wasn’t a major issue. The car would not accelerate past 45 MPH and could barely go up an incline.

My car is burning oil at an abnormal fast rate. I have taken it in to the dealership and they couldn't find the reason for the abnormal increase in oil burning rate. They couldn't find any leaking of oil.

My engine is abnormally burning oil with no leaks. Hyundai dealership technicians have verified no leaks. Every 800-1000 miles driven, my oil is down to less than half, and I have to get an oil change.

At approximately 55,000 miles, the check engine light illuminated. Code P0420 "Catalyst System Efficiency Below Threshold (Bank 1)". When inspected, the car had consumed about 1 quart of oil after driving at highway speeds for approximately 3000 miles.

The contact owns a 2019 Hyundai Tucson. The contact stated that while her husband was driving at an undisclosed speed, several unknown warning lights illuminated. The vehicle was taken to an independent mechanic and diagnosed with engine failure.

Purchased the car in March 2021 with 41,391 miles on it. The day after I picked it up check engine light came on checked the code it was a P0420 catalyst system efficiency below threshold, contacted dealer they took the car in and replaced the catalytic converter. Now 8 months later & a little less than 15,000 miles the check engine light came on again and guess what code popped up?

The vehicle could not pass safety and emission inspection, check engine lights on (Catalyst System Efficiency) the vehicle has only 45000 mileage, apparently has deficiency on Catalyst System)

I have been having a problem with the car where the car has a cold start no matter if its summer or winter in california. When I push the start button the car struggles to start and then does start after 2-3 seconds. This problem have been since there when the car was just 500miles on it and the issue exists as of today.

I purchased new 2019 hyundai tuscan ultimate this may. In the first week the service engine light lid up. I took it to dealer and 2 days later the vehicle was returned as fixed.

Low oil, burnt oil on dip stick, engine running dangerous hot, lights on on dash, engine knocking

The engine has begun making a persistent knocking sound, especially during acceleration. A mechanic inspected it and indicated it may be related to cylinder compression issues or internal engine damage, but the exact cause is not yet confirmed.

Oil consumption

P012800 failure on thermostat for engine

See attached document for complaint

The drain plug was loose, even thought the mechanics ensured it was tightened. This is another case out of many of 2019 Hyundai Tucson owners who have found the drain plug to be faulty causing loosening and then falling out causing all oil to drain quickly and without warning.

The Engine start having a knocking sound, it got worse until stop, it burned the oil faster.

engine light on and gave code p3001 so change spark plugs and ignition coil and still same code ,manufacturer run compressor test and they said compartment 1 there is no compressor.and suggested me to change engine and its not even 100000 mile on ccr it just 80000.

Motor blew with regular maintenance done at 77k

When driving car slowed down and battery sign appeared on the dash board. The car started to gives jerks when stopped at the traffic light. When continued after the lights, it struggled to pick up.

The motor started tapping it a brand new car and ive got my oil changed 2 or 3 times since ive had it so there's no reason why it should have went out , there is a recall on the car I hace which is a 2019 tucson .