Table 1 shows five common engine and engine cooling related problems of the 2020 Hyundai Sonata. The number one most common problem is related to the engine and engine cooling (29 problems). The second most common problem is related to the gas recirculation valve (egr valve) (three problems).
| Problem Category | Number of Problems |
|---|---|
| Engine And Engine Cooling problems | |
| Gas Recirculation Valve (egr Valve) problems | |
| Car Stall problems | |
| Engine Grinding Noise problems | |
| Check Engine Light On problems |
For my vehicle the check engine light has been on continuously throughout the last 6 months and mechanics are going to have to replace the thermostat. Multiple auto mechanics have indicated online that this is a very common problem with many Hyundai vehicles from 2020-2023 and can be a danger due Read details...
While stopping at a major highway intersection on [xxx] for a red light vehicle stalls and will not start back up while everyone else continues at a 55 mph mile an hour passing me on each side! this happened more than 6 times . 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...