Problems · by component

2012 Hyundai Genesis engine problems

71 owner complaints to NHTSA about the 2012 Hyundai Genesis cite engine, 26% of all 270 complaints for this model year.

Complaints
71
26% of all complaints
Crashes
1
Reported by owners
Fires
1
Reported by owners
Injuries
2
Reported by owners
01 —Owner reports

What owners say about the engine

Verbatim from NHTSA complaints, newest first
“These cars has some serious engine issues they are literally defective I've had 5 different engines installed in my car I keep the maintenance up on my car but its still no luck with the engines I've risked my life from almost having accidents due to engine failure I have proof that these calls have been engines and I honestly feel like it's a serious issue that needs to be adjusted”
Owner complaint to NHTSAFiled Nov 8, 2024EngineFire reportedODI 11624127
“The contact owns a 2012 Hyundai Genesis. The contact stated that while driving at an undisclosed speed, there was an abnormal rattling sound emanating from the engine compartment, after which the vehicle lost motive power. The contact was able to pull over to the shoulder of the roadway, where the vehicle failed to restart. No warning lights were illuminated. The vehicle was towed to an independent mechanic, who diagnosed a failure with the engine. The contact was informed that the engine needed to be replaced. The vehicle was repaired, but the failure reoccurred a week later. The vehicle was towed back to the independent mechanic, who again diagnosed a failure with the engine and informed the contact that the engine needed to be replaced a second time. The vehicle was repaired, but the failure reoccurred three additional times. The manufacturer was notified of the failure, and a case was opened. The failure mileage was unknown.”
Owner complaint to NHTSAFiled Nov 8, 2024EngineODI 11624199
“The contact owns a 2012 Hyundai Genesis. The contact stated while driving 10 MPH, the vehicle stalled in the middle of the road. There was no warning light illuminated. The contact shifted into park(P) and pressed the Push to Start button, and the vehicle restarted. The contact was able to continue driving. The contact stated that an OBD scanner was unable to retrieve any diagnostic trouble codes for the failure. The contact stated that the failure recurred while driving. The dealer and the manufacturer were not notified of the failure. The vehicle was not diagnosed or repaired. The failure mileage was approximately 85,000. The contact is requesting to be contacted via telephone in reference to this inquiry.”
Owner complaint to NHTSAFiled May 2, 2024Electrical system, EngineODI 11586620
“The contact owns a 2012 Hyundai Genesis. The contact stated while driving at approximately 35 MPH, the vehicle lost motive power, shut off but was able to coast off the highway. There were no warning lights illuminated. The vehicle was towed to the local dealer, where it was diagnosed that the electronic computer motherboard needed to be replaced. The vehicle was not repaired due to parts being on backorder. The manufacturer was contacted, but no assistance was provided. The failure mileage was approximately 62,000.”
Owner complaint to NHTSAFiled Apr 9, 2024Electrical system, EngineODI 11581934
“The contact owns a 2012 Hyundai Genesis. The contact stated that the vehicle hesitated to start and made a continuous clicking sound before starting. Additionally, while driving at approximately 40 MPH, the vehicle stalled. The contact stated that the ABS, and traction control warning lights were illuminated intermittently. The vehicle was taken to an independent mechanic where it was diagnosed with a drained battery. The vehicle was repaired; however, the failure recurred, and the vehicle was taken to the same independent mechanic where it was diagnosed with a faulty tensioner. The vehicle was repaired; however, the failure recurred, and the vehicle was taken to the same independent mechanic where it was diagnosed with an unknown failure. The mechanic stated that there was no available fix for the vehicle and referred the contact to the NHTSA Hotline. The vehicle was not repaired. The manufacturer was not made aware of the failure. The failure mileage was approximately 210,034. The VIN was not available.”
Owner complaint to NHTSAFiled Apr 4, 2024EngineODI 11581228
“recall from 2014 under Hyundai genesis BH over brake corrosion and leading to HECU /electrical / wheel stability/electrical wire problems /fire Also immobilizer and safety I now have no dash or steering wheel controls Believe car was broken into shows signs of elapsed time/fob and controls inside no longer work Two fuses inside driver side panel spark even when car is not on Took to Springfield Hyundai They not only lied and stated my car isn’t under any recall but they stated online they did a safety inspection which is not true I just replaced rear brakes and after barely driving 1,000 miles the brakes are making a wearing metal noise and sound like they are bad again I even stated I had information for the immobilizer since Hyundai didn’t install on any of their vehicles until 2022 Now I enter my vin and it comes up under the 2 door coupe not the sedan (BH) Also found archived article from car and driver about the FBI suing Hyundai in 2014 over the exact model and make 2012 Hyundai Genesis BH over brake corrosion accidents and HECU issues causing accidents and other electrical issues Now I am scared worried and I am being ignored an neglected Driving a car…”
Owner complaint to NHTSAFiled Mar 10, 2024Electrical system, Service brakes, EngineODI 11576484

Showing 6 of 71 reports. Read every report on NHTSA.gov.

Data from NHTSA Complaints API (owner reports, unverified) · synced Nov 9, 2026NHTSA vehicle page

Complaints are unverified owner reports to NHTSA and are not normalized for sales volume. One complaint can cite several components.