2012 HYUNDAI SONATA Complaints
View complaints related to 2012 HYUNDAI SONATA. The complaints found here are submitted by actual consumers with first hand experience. There are more than 1,630 complaints submitted for the 2012 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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2012 HYUNDAI SONATA- Strasburg , VA
My 2012 Hyundai Sonata (VIN: [XXX] ) experienced complete engine failure at 241,433 miles on August 7, 2025. The failure aligns with known safety defect symptoms described under NHTSA Recall Campaign 15V568000 and 17V226000, which cite premature bearing wear due to metal debris during engine manufacturing. My vehicle had previously received the knock sensor update under Campaign T3G and failed the BCT (bearing clearance test), confirming bearing damage. Despite this, Hyundai denied my engine replacement claim, stating the issue was related to a fuel pipe and not a rod bearing issue—this is contrary to their own recall documentation and dealer diagnosis. Hyundai continues to deny engine replacement, in violation of their federal recall obligations under 49 U.S.C. §30120. Their refusal endangers public safety by ignoring engine failures that can lead to stalling and crashes. I request NHTSA intervention to compel Hyundai Motor America to comply with federal law and perform the necessary recall repairs on my vehicle. INFORMATION REDACTED PURSUANT TO THE FREEDOM OF INFORMATION ACT (FOIA), 5 U.S.C. 552(B)(6)
Source: NHTSA WEB SITE -
2012 HYUNDAI SONATA- Mechanicsville, VA
My 2012 Hyundai Sonata cut off and stopped working! The vehicle locked up in the middle of a main street and would not start back up causing a very unsafe situation. There were no check engine lights on or anything at the time of the incident I immediately had the vehicle towed and inspected it has been determined that the engine is failing! Upon research I found out that these engines have had recalls in the past. Carfax shows that the vehicle has been taken in for routine maintenance and oil changes when needed. I am looking to see if the engine replacement could be covered for this vehicle.
Source: NHTSA WEB SITE -
2012 HYUNDAI SONATA- Riviera beach , FL
My engine seized on the highway on my way home from work. The service department has been horrid. They lied about who the manager is. They lied about the reason behind not wanting to honor the recall. They are rude - threatened to tow my car today after I waited 6 days to hear back from them about the issue with my car and determination. Was extremely rude. Stated that they were not honoring the recall because there was obvious signs of my engine being tampered with or certain parts on my engine, but could not provide a name of the part or a serial or model number so that this could be verified. I need this addressed immediately.
Source: NHTSA WEB SITE -
2012 HYUNDAI SONATA- White Plains , MD
No incident to report. Vehicle not regularly driven in about 5 years, other than to keep battery charged. But charge not hold. Have to charge battery again the next day. This is to reporting a crack in the passenger side dashboard where airbag is located.
Source: NHTSA WEB SITE -
2012 HYUNDAI SONATA- RANSON, WV
This is the 2nd Hyundai I've owned, same year make and model. The first one was totaled due to the air bag deployment. The accident did not warrant the air bag deploying. I should have reported it at the time. I didn't realize that I could and now it's too late. The claim has already been submitted. Now, we have the same exact car and a crack has appeared on the passenger dash. My concern is the airbag. The crack just appeared from nowhere. I do not feel that we should have to pay for a replacement dash. Is this something that can be repaired by Hyundai, as it poses a risk to my 18 year old student driver. My number is [XXX] , [XXX] INFORMATION REDACTED PURSUANT TO THE FREEDOM OF INFORMATION ACT (FOIA), 5 U.S.C. 552(B)(6)
Source: NHTSA WEB SITE -
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2012 HYUNDAI SONATA- el paso, TX
Vehicle loses power while driving making it unsafe to drive, it can cause an accident in certain conditions like when passing another vehicle or crossing a street. There is a recall for this issue.
Source: NHTSA WEB SITE -
2012 HYUNDAI SONATA- el paso, TX
My car has a problem whith the break lamps, the sockets that hold the bulbs are melting and they have deformed making it hard to replace the fused bulbs. Also the brake light stay on even after the engine is off draining the Battery and causing a short circuit.
Source: NHTSA WEB SITE -
2012 HYUNDAI SONATA- North Lauderdale, FL
Driving came to a stop ,light turned green made a U-turn to go to the gas station heard a pop noise smoke came from inside the car tried stopping it but the brake pedal sunk into the ground pressed my emergency brake it was seized wouldn’t go down (never had that issue my brakes always work ) I smelled brake fluid and seen the abs light on the dash then the power started to go out and my girlfriend almost got trapped in the car
Source: NHTSA WEB SITE -
2012 HYUNDAI SONATA- Las Vegas, NV
The contact owns a 2012 Hyundai Sonata. The contact received notification of NHTSA Campaign Number: 18V934000 (Engine, Fuel System, Gasoline). The contact stated that while driving 20 MPH, the vehicle stalled. There was an abnormal knocking sound coming from the vehicle. While driving at an undisclosed speed, the vehicle stalled after five minutes. The engine and the ABS warning lights were illuminated. The vehicle was towed to the residence. The contact called the local dealer and was informed that the maintenance records were needed. The contact was using an independent mechanic for maintenance and did not have the records. The vehicle was not diagnosed or repaired. The manufacturer was contacted and opened a case. The failure mileage was approximately 100,000.
Source: HOTLINE VEHICLE OWNERS QUESTIONNAIRE -
2012 HYUNDAI SONATA- Schaumburg, IL
The part of hand break assembly that’s inside the disk break (the drum assembly) fell off when the dealer ( [XXX] Hyundai, Schaumburg, IL) tried to adjusted. I went to the dealer because the hand break stop to function. I suspect very bad design of the whole assembly disk and drum break. Also the dealer stated that all assembly was rusted. INFORMATION REDACTED PURSUANT TO THE FREEDOM OF INFORMATION ACT (FOIA), 5 U.S.C. 552(B)(6)
Source: NHTSA WEB SITE