Which parts fail
Components named in complaints (power windows, windshield, wipers, mirrors, sunroof).
Mileage when the problem started
Owner reports
Selected complaints filed with NHTSA by 2015 Hyundai Sonata owners, lightly cleaned up (personal details are redacted by NHTSA).
The contact owns a 2015 Hyundai Sonata. The contact stated while driving approximately 30 MPH, the sunroof detached from the roof of the vehicle. The cause of the failure was not yet determined, and the vehicle was not yet repaired. The vehicle also experienced severe engine knocking and the vehicle was taken to the local dealer who diagnosed that the engine was faulty and needed to be replaced. The engine was replaced, and the vehicle was repaired. In addition, several safety features including the Lane Departure, Cruise Control, and the Forward Collision Avoidance system intermittently malfunctioned. The cause of the failure was not yet determined. The manufacturer and local dealer were notified of the failure. The failure mileage was approximately 92,000.
The contact owns a 2015 Hyundai Sonata. The contact stated while driving 47 MPH, the sunroof started to detach from the vehicle. There was no warning light illuminated. The contact was able to pull on the sunroof to prevent sunroof from separating from the vehicle. The contact pulled over safely on the side of the roadway and the vehicle was ten taken to an independent mechanic and the mechanic stated that the vehicle was experiencing a similar failure to NHTSA Campaign Number: 16V726000 (Visibility). The dealer was contacted, and the dealer stated that the vehicle needed to be diagnosed. The manufacturer was contacted, and a case was filed. The failure mileage was 90,086.
The contact's son owns a 2015 Hyundai Sonata. The contact stated while her son was driving approximately 45 MPH, the sunroof detached and landed on the road. The contact stated no warning light was illuminated. The driver retrieved the sunroof and placed it in the trunk of the vehicle. The contact took the vehicle to the local dealer, where it was diagnosed with needing the panoramic roof to be replaced. The vehicle was not repaired. Upon investigation, the contact associated the failure with NHTSA Campaign Number: 16V726000 (Visibility) however, the VIN was not included. The manufacturer had been informed of the failure. The failure mileage was approximately 70,000.
The contact owns a 2015 Hyundai Sonata. The contact stated that while driving at 20 MPH, the driver-side windshield wiper failed to function properly. The vehicle was taken to an independent mechanic, who determined that the wiper blade was not making proper contact with the windshield due to a bent driver-side windshield wiper arm. The dealer was contacted and confirmed that no recall coverage applied to the failure. The contact associated the failure with NHTSA Campaign Number: 23V180000 (Visibility/Wiper). The contact notified the Hyundai manufacturer of the issue by phone. The failure mileage was approximately 26,400.
The contact owns a 2015 Hyundai Sonata. The contact stated while driving approximately 70 MPH, the panoramic sunroof detached from the roof of the vehicle. The vehicle was taken to the local dealer who diagnosed that the wind defector bonding had failed to cause the failure. The contact was informed that the sunroof and assembly needed to be replaced. The vehicle was not yet repaired. The contact was informed that the VIN was not included in NHTSA Campaign Number: 16V726000 (Visibility). The contact indicated that the vehicle had experienced the failure listed in the recall. The failure mileage was 52,000.
The contact owns a 2015 Hyundai Sonata. The contact stated while driving approximately 45 MPH, the sunroof wind deflector detached and blew off the vehicle. The contact had taken the vehicle to a local dealer where it was diagnosed and determined that the wind deflector needed to be replaced. The vehicle was not repaired. The contact was informed by the dealer that the failure was related to NHTSA Campaign Number: 16V726000 (Visibility). The manufacturer had been informed of the failure. The failure mileage was approximately 83,000.
The contact's boyfriend owns a 2015 Hyundai Sonata. The contact stated while driving at approximately 45 mph, the moon roof detached from the assembly and shattered behind the vehicle without warning. The contact had taken the vehicle to the dealer where they informed her that vehicle was not under warranty nor recall. The contact was given an estimate for the repair. The manufacturer was also notified of the failure and provided a case number. The vehicle was not repaired. The failure mileage was approximately 66,000.
The contact owns a 2015 Hyundai Sonata. The contact stated while attempting to start the vehicle, he noticed that the sunroof was inoperable. The contact stated there were no warning lights illuminated. The vehicle was taken to a local dealer; however, the vehicle was not diagnosed or repaired. The manufacturer was notified of a failure. The contact related the failure to NHTSA Campaign Number: 16V726000 (Visibility). The approximate failure mileage was 83,000.
While commuting to work on a rainy evening, the wiper blade appeared suddenly to become loose and quickly became fully detached due to the motion of my windshield wipers. It was flung from my car and could not be retrieved. The replacement wiper blades (driver and passenger side) were attached by a licensed mechanic, and they both seemed to function properly after installation until the failure occurred. The passenger side wiper blade remained connected. It had been replaced simultaneously along with the driver side blade; therefore they each sustained the same wear and relative minimal usage following their application before the critical incident. It was disturbing to have a piece of equipment necessary for the safe operation of a vehicle suddenly fail while the car was in motion, and during rainy weather conditions. There was no reason to suspect this would occur. …
The contact owns a 2015 Hyundai Sonata. The contact stated that while driving at an undisclosed speed, the panoramic sunroof detached from the vehicle. The hazard lights were activated, and the vehicle was pulled over to the shoulder of the roadway. The contact attempted to close the cover and was able to close it halfway. The contact stated that on a separate occasion, while driving at an undisclosed speed, the failure reoccurred. The contact pulled over to the side of the road and attempted to close the cover, but the cover failed to close. The contact drove the vehicle while holding the sunroof cover with the other hand. The contact stated that the wind kept lifting the detached panoramic sunroof. The vehicle was taken to a collision center to reattach the panoramic sunroof. The employee removed the panoramic sunroof and placed the sunroof on the passenger seat. …
Related recalls
Visibility › Sun/moon roof assembly
Hyundai Motor America (Hyundai) is recalling certain model year 2015-2016 Sonata Hybrid vehicles manufactured December 8, 2014, to August 18, 2015, and Hyundai Sonata vehicles manufactured May 28, 2014, to March 18, 2016, equipped with the panoramic sunroof option.
Remedy: Hyundai will notify owners, and dealers will repair the wind deflector anchor plate, free of charge. The recall began December 2016. Owners may contact Hyundai customer service at 1-800-633-5151.
Window & Wiper complaints in other Sonata years
Frequently asked questions
How common are window & wiper problems on the 2015 Hyundai Sonata?
NHTSA has 30 complaints about the windows, wipers & sunroof of the 2015 Hyundai Sonata, 3% of the model year's 1,153 complaints. The component named most often is sun/moon roof assembly (10 mentions).
Is there a recall for 2015 Hyundai Sonata window & wiper problems?
Yes — NHTSA recall 16V-726 (sun/moon roof assembly, Oct 11, 2016). Recall repairs are free at authorized dealers.
At what mileage do 2015 Hyundai Sonata window & wiper problems start?
Half of the complaints with a recorded mileage happened before about 52,000 miles, and 12% before 25,000 miles.
Source: U.S. National Highway Traffic Safety Administration (NHTSA) — owner complaints through October 20, 2026, recalls and defect investigations; fuel economy from the EPA. Complaints are unverified reports and are not proof of a defect. How we rate model years.