There are 2 owner-reported visibility & wipers complaints for the 2017 Hyundai Sonatain NHTSA's database. These are unverified consumer reports and may not reflect confirmed defects.
Engine does not reach normal operating temperature, possibly failed thermostat. Front window does not defrost properly and ices up while driving for 10 minutes after warming up for 15 minutes.
TL* THE CONTACT OWNS A 2017 HYUNDAI SONATA. WHILE DRIVING AT AN UNKNOWN SPEED, THE SUN ROOF EXPLODED AND GLASS SHATTERED WITHOUT WARNING. THERE WERE NO INJURIES. THE VEHICLE WAS TAKEN TO VISALIA HYUNDAI (559-302-9702, LOCATED AT 220 S. BEN MADDOX WAY, VISALIA, CA 93292) WHERE IT WAS DETERMINED THAT THERE WAS NO RECALL AND THAT THE WARRANTY DID NOT COVER THE FAILURE. THE MANUFACTURER WAS MADE AWARE OF THE FAILURE AND STATED THAT THERE WAS NO RECALL. THE VEHICLE WAS NOT DIAGNOSED OR REPAIRED. THE FAILURE MILEAGE WAS APPROXIMATELY 25,000.
Complaints are unverified consumer reports submitted to NHTSA. A high complaint count may reflect vehicle popularity, not defect severity. Data sourced from NHTSA public records.
Data synced from NHTSA on Apr 25, 2026