One problem related to defogger has been reported for the 2001 Hyundai Sonata. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2001 Hyundai Sonata based on all problems reported for the 2001 Sonata.
While driving at any speed during normal operation vehicle fails to start, problem is intermittent. Dealer has examined vehicle numerous times, and failed to remedy problem. Engine light illuminated and then vehicle began havinb problems with no power, stalling, and making noises, dealer replaced the purge control valve, however problem till continues. Brakes feel low to the floor. Center ac vents and right passenger vent broke, dealer replaced. Dealer adjusted drive belts due to being noisy.
| Power Window problems | |
| Visibility problems | |
| Defogger problems | |
| Side/rear Glass problems | |
| Windshield problems |