The contact owns a 2019 Hyundai Elantra. The contact stated while driving at various speeds and depressing the brake pedal, the vehicle made an abnormal rubbing sound and hesitated to respond, causing the braking distance to be extended. The brake warning light illuminated. The vehicle was not diagnosed or repaired. Additionally, the contact stated that the internal trunk release lever was inoperable. The contact stated that the trunk required to be slammed manually to close securely. Additionally, the contact stated while accelerating from a complete stop, the vehicle was significantly sluggish. The contact stated that the failure recurred while driving at various speeds and depressing the accelerator pedal. The contact also stated that the vehicle was overheating while driving. The check engine warning light was illuminated. The Hyundai dealer was notified of the failure and informed the contact that a fee would be charged for diagnostic testing. The vehicle was taken to a used car dealer, Sandy Sansing Automotive (6200 Pensacola Blvd, Pensacola, FL 32505), where it was diagnosed that the catalytic converter had failed and needed to be replaced. The dealer determined that the catalytic converter and unknown parts needed to be replaced. The vehicle was not repaired. The contact related the failure to NHTSA Campaign Number: 21V301000 (Engine); however, the VIN was not included. The manufacturer was not notified of the failure. The failure mileage was approximately 147,000.

- Pensacola, FL, USA

Sometimes the car will not start batter is testing good replaced it anyway same for starter and Is Alternator and still happens hyundai dealership said they don't know. Now the car will start to break on its own saying something is there even when in open parking lot by yourself with nothing or any one around. After that started now the trunk will open when driving down the road if you are home and unlock the car the trunk will open 3 times before staying closed and as soon as you pull of up to 3 minutes it will open back up even when doing 70 on the interstate just pops open have took batteries out of key fob and still happens

- Kodak, TN, USA