2018 HYUNDAI SONATA Complaints
View complaints related to 2018 HYUNDAI SONATA. The complaints found here are submitted by actual consumers with first hand experience. There are more than 370 complaints submitted for the 2018 HYUNDAI SONATA. You can submit your own complaint to the NHTSA or call the Hotline, Monday-Friday 8am to 8pm at (888) 327-4236, TTY: (800) 424-9153.
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2018 HYUNDAI SONATA- Cedar Park, TX
The contact owns a 2018 Hyundai Sonata. The contact received notification of NHTSA Campaign Number: 21V619000 (Latches/Locks/Linkages) however, the part to do the recall repair was unavailable. The vehicle was taken to the local dealer who confirmed that the parts were not yet available. The contact stated that the manufacturer had exceeded a reasonable amount of time for the recall repair. The manufacturer was not made aware of the issue. The contact had not experienced a failure. Parts distribution disconnect.
Source: HOTLINE VEHICLE OWNERS QUESTIONNAIRE -
2018 HYUNDAI SONATA- Mount Vernon, WA
The contact's mother owns a 2018 Hyundai Sonata. The contact stated that while his mother was driving approximately 20 MPH, the vehicle started shaking inadvertently and would not exceed 25-30 MPH. The check engine warning light illuminated. The contact's mother was able to continue to drive the vehicle under 20 MPH. The dealer and the manufacturer were not notified of the failure. The vehicle was not diagnosed or repaired. The failure mileage was approximately 40,913.
Source: HOTLINE VEHICLE OWNERS QUESTIONNAIRE -
2018 HYUNDAI SONATA- Brooklyn , NY
when the car is cold it would not start. I checked what the problem can be online and it turns out that there are a lot of out cars with the same problem. The problem is starter. sever people after changing the starter there vehicle was fixed. Another problem is sometimes the blind spot warning system does not work. These problems are reported by people with the same car but not by dealers.
Source: NHTSA WEB SITE -
2018 HYUNDAI SONATA- Long Beach, MS
UNKNOWN— Engine has been making noises, vehicle keeps breaking down (ENGINE ISSUES, alleged starter) and Hyundai dealerships keep ignoring and not documenting my complaints and passed the vehicle for all inspection after others have documented some of my complaints that I brought to them. They simply didn’t want to do any work because it was covered under bumper to bumper warranty until I threatened to call Hyundai USA with a lawyer and my engine problems were NEVER ADDRESSED or examined by the Hyundai Dealer in my area even though I specifically kept complaining about my car seizing and stopping on me in the middle of the highway with my toddler in the vehicle! It’s doing it again and no one at anything Hyundai cares! I’ve been lied to and passed on for over a year now and the problems list keep getting longer and longer! I was told that the Engine was replaced in March 2019 and that was that..I was dismissed! No more questions asked when I made my complaint directly to Hyundai USA this time!
Source: NHTSA WEB SITE -
2018 HYUNDAI SONATA- Austin, TX
I purchased my 2018 Sonata on 10/23/21 from South Point Austin with 30-35k miles on it. In the year of owning it, I've had 3 manufacture issues occur. Once on 12/31/20, there was an issue where my car detected an issue, and my maximum speed was 30 MPH while I was on the interstate. It was a sensor issue and covered by my manufacturer's warranty. On 11/11/21, I had to purchase a new starter for $789.26 despite this being a manufacture issue and covered by warranty. There was not a dealership in my area that would look into my car until 2022. They would not cover a rental until at least a diagnosis report came back which they would not begin until 2022. They said the lengthy waitlist for a rental would prevent me from securing a vehicle to use in the meantime. Because I need a functioning car, I had to purchase this out of pocket. On 11/23/21, I had to purchase a new battery. Again, this should be covered by factory warranty, but the dealerships would not look at my car until 2022. I paid $241.14 out of pocket for this. Setting the issue of these unexpected expenses aside, my car does not feel safe to drive and has had several manufacture complications. I had a near fatal accident in my previous Sonata do to a software issue causing the brakes to go out. This line of cars should be looked into for the safety of all.
Source: NHTSA WEB SITE -
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2018 HYUNDAI SONATA- Las Vegas, NV
The trunk latch released failed and is malfunctioned. My safety along side passengers were put at risk when the car experienced a flat tire on the highway far from city limits in extremely hot weather and trunk was not opening to get to spare tire/tools. Trunk had to be forcefully opened after hours to finally to get to spare/tools. There was no warnings prior to this failure.
Source: NHTSA WEB SITE -
2018 HYUNDAI SONATA- Arroyo Grande, CA
The contact owns a 2018 Hyundai Sonata. The contact stated that while braking and pulling into a parking space, the vehicle reeved up, accelerated forward, and crashed into a wall. There were no reported injuries, or air bag deployment. The vehicle was towed to the local dealer where they were unable to duplicate the failure after a road test. The vehicle was not diagnosed or repaired. The manufacturer was notified of the failure. The failure mileage was approximately 20,000. Consumer stated crash was due to electronic malfunction. Auto will be assessed by Hyundai Corp case still open.
Source: HOTLINE VEHICLE OWNERS QUESTIONNAIRE -
2018 HYUNDAI SONATA- Hurlock , MD
Coding P0507 Idle air control system Rpm higher than expected P0441 Evaporator emissions incorrect purge flow P0420 Catalyst system below threshold
Source: NHTSA WEB SITE -
2018 HYUNDAI SONATA- Chicago, IL
The contact owns a 2018 Hyundai Sonata. The contact stated that while driving, the oil warning light illuminated. The contact stated that he checked the engine oil level and discovered that there was no oil in the engine. The vehicle was taken to the dealer where the failure was diagnosed as an oil plug needing replacement. The vehicle was repaired however, the failure continued. The vehicle was taken back to the dealer several times and the failure cause could not be determined. The contact stated that recently an oil consumption test was completed, and the dealer determined that to be the failure cause. The dealer contacted the manufacturer who stated that the failure cause was due to the owner's negligence and no solution was offered. The approximate failure mileage was 40,000.
Source: HOTLINE VEHICLE OWNERS QUESTIONNAIRE -
2018 HYUNDAI SONATA- Miami, FL
The contact owns a 2018 Hyundai Sonata. The contact received notification of NHTSA Campaign Number: 21V619000 (Latches, Lock Linkages) however, the part to do the recall repair was not yet available. The local dealer was contacted and stated that the part was not yet available. The contact stated that the manufacturer had exceeded a reasonable amount of time for the recall repair. The manufacturer was made aware of the issue. The contact had not experienced a failure. Parts distribution disconnect.
Source: HOTLINE VEHICLE OWNERS QUESTIONNAIRE