Table 1 shows four common service brakes related problems of the 2020 Hyundai Sonata. The number one most common problem is related to the service brakes (five problems). The second most common problem is related to the brake light on (one problem).
| Problem Category | Number of Problems |
|---|---|
| Service Brakes problems | |
| Brake Light On problems | |
| Brake Master Cylinder problems | |
| Brake Disc Rotor problems |
Vehicle experienced intermittent, severe powertrain defect resulting in a critical safety hazard. Between 30k and 36k miles, the vehicle underwent 3 violent highway deceleration episodes. During these events, the engine began shaking, escalating to violent shaking; with deceleration and coming to a Read details...
The car while I'm driving sometimes the car is unstable also when I turn on the car and I prepare to put it on drive the car apply the emergency brakes by itself. The emergency brake light is on and there is no way to remove it, I have to turn the car on and off continually until finally the car Read details...
On Nov. 17 while driving app. 65 mph on the highway the car suddenly shut itself off. All of the dashboard lights lit up & the car would not restart. After 10 min. Of trying to restart the car, the car started again, & all the lights on the car disappeared. Read details...