2025 Hyundai Elantra N problems

“To the National Highway Traffic Safety Administration I am submitting this formal safety complaint regarding a persistent and dangerous pattern of mechanical and electronic failures in my 2025 Hyundai Elantra N. These issues have rendered the vehicle unsafe for regular operation on public highways. The safety concerns began at 2810 miles when the vehicle first showed signs of structural and electronic instability. Since that initial mileage the vehicle has demonstrated a progressive inability to maintain its steering and alignment specifications which has led to unpredictable and hazardous driving conditions. By 16550 miles the steering issues became severe. The vehicle intermittently began to dart to the left or right without driver input. A diagnostic alignment check at that time confirmed multiple values were out of specification including the right front and right rear toe. These red zone readings were documented by the dealership machinery but the root cause was not corrected. Along with the steering failures the electronic systems began to malfunction. The steering wheel buttons and drive mode memory settings started resetting randomly which prevents the…”

“After my recent software update Elantra N I have had issues with my n buttons on my stearing wheel will random default to factory setting and I have to go back into the settings to reset how I have it set. I also have been having my exhaust valve randomly open and stick open it doesn’t respond to drive modes and stays wide open I look in exhaust and confirmed it is stuck open. When it’s stuck the car will not pop or anything. In ordered for me to fix it I have to pull over and plug in a obd2 scanner that I had to go out of my way to purchase. From there I have to put it in acssesory mode and do an active test on the valve which basically opens and closes it. There is no code on the scanner. And sometimes tha still won’t work I have taken it in to my local Hyundai dealer on multiple occasions and still have not had my issue resolved they ordered a spring it didn’t work I also had a new valve motor put on and still hasn’t fixed the issue. My dealer has said they cannot replicate it. It does it every drive. And had only started after the new update. As the car comes loud from factory when valves open I have been having to pull over and attempt to reset before…”