There are 10 owner-reported visibility & wipers complaints for the 2017 Mercedes-Benz C-Classin NHTSA's database. These are unverified consumer reports and may not reflect confirmed defects.
The contact owns a 2017 Mercedes-Benz C300. The contact stated while driving 65 MPH, there was a loud banging sound coming from the roof of the vehicle, prior to the glass sunroof panel being ejected from the roof panel and landed on the roadway. The cause of the failure was not yet determined. The local dealer and manufacturer were notified of the failure. The failure mileage was 84,000.
The contact owns a 2017 Mercedes-Benz C300. The contact stated while driving 65 MPH, the sunroof exploded inadvertently. The contact stated that the shade guard was closed when the failure occurred. The contact had not sustained any injuries. The contact continued driving at slow speeds, and there was glass falling on the road while driving. The vehicle was taken to the dealer, who provided a cost for the repair. The vehicle was not diagnosed or repaired. The manufacturer was notified of the failure and informed the contact that they could not assist because the VIN was not included in a recall. The failure mileage was approximately 75,000.
- windshield, and I had Satellite repair it through an insurance claim because it was urgent for my safety. - the windshield and its adhesive never bonded together making the windshield structurally unsafe and if I would have gotten into an accident then my vehicles airbags would have not deployed properly. - The issue was brought to my attention from a Satellite repair representative. - yes Safelite who contacted my insurance. - I went through a car wash and found water making its way into my car interior, which I then inspected and found that my windshield was floppy and not attached to my car and how it should.
The contact owns a 2017 Mercedes-Benz. The contact stated that while driving at an undisclosed speed, she attempted to open the sunroof, but when she looked, she noticed that only the left side was open. The contact stated that the failure reoccurred on two occasions. The vehicle was not diagnosed or repaired by an independent mechanic or dealer. The manufacturer was not made aware of the failure. The failure mileage was approximately 100,000.
The contact owns a 2017 Mercedes-Benz C300. The contact stated that while driving at approximately 75 MPH, a loud popping noise was heard and then the sunroof exploded. The contact stated that there were no injuries sustained from the glass shards that had fallen inside the vehicle. No warning lights were illuminated. The vehicle was not yet taken to an independent mechanic or local dealer to be diagnosed repaired. The manufacturer was made aware of the failure and advised the contact to file a complaint with the NHTSA Hotline. The approximate failure mileage was 15,000.
The contact owns a 2017 Mercedes-Benz C300. The contact stated that she heard air entering the sunroof however, while attempting to close the sunroof, the sunroof failed to close as designed. There was no warning light illuminated. The vehicle was taken to the dealer however, the contact was unsure of the diagnostic result. The vehicle was not repaired. The manufacturer was notified of the failure and the contact was informed of a program that was cost effective. The contact was referred to the NHTSA Hotline. The failure mileage was approximately 56,000.
TL* THE CONTACT OWNS A 2017 MERCEDES BENZ C300. THE CONTACT STATED THAT WHILE DRIVING 55 MPH AND WAS GOING AROUND A CURVE IN THE ROAD, AN ABNORMAL SOUND WAS HEARD. THE SUN ROOF EXPLODED WITHOUT IMPACT. THE CONTACT STATED THAT THE SUN ROOF GLASS FELL INSIDE THE CABIN OF THE VEHICLE AND ON HER SON WHO WAS SEATED IN HIS CAR SEAT IN THE REAR OF THE VEHICLE. THE CONTACT AND HER SON SUSTAINED MINOR SCRAPES THAT REQUIRED MEDICAL ATTENTION. THE CONTACT COASTED TO THE SIDE OF THE ROAD. THE CONTACT CALLED MERCEDES-BENZ OF FAYETTEVILLE (420 GLENSFORD DR, FAYETTEVILLE, NC 28314, (910) 487-0000) AND INFORMED THE DEALER. THE VEHICLE WAS TOWED TO THE DEALER. THE VEHICLE WAS NOT YET DIAGNOSED NOR REPAIRED. THE MANUFACTURER WAS NOT MADE AWARE OF THE FAILURE. THE FAILURE MILEAGE WAS APPROXIMATELY 23,000. ## VIN PASSED ## MERCEDES-BENZ C300 C4 2017 ##
TL* THE CONTACT OWNS A 2017 MERCEDES-BENZ C43 AMG. THE CONTACT STATED THAT WHILE DRIVING AT 50 MPH, THERE WAS AN ABNORMAL SOUND COMING FROM THE TOP OF THE VEHICLE. THE CONTACT INSPECTED THE VEHICLE AND BECAME AWARE OF A MASSIVE FRACTURE IN THE SUN ROOF. THE CONTACT CALLED AN UNKNOWN DEALER AND WAS INFORMED THAT THE VEHICLE WAS NOT COVERED UNDER WARRANTY. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS NOT NOTIFIED OF THE FAILURE. THE VEHICLE WAS NOT REPAIRED. THE FAILURE MILEAGE WAS 32,929.
CAR IS A 2017 MERCEDES C300 COUPE AND HAS HAD TO REPLACE WINDSHIELD 3 TIMES. PROBLEMS WITH WINDSHIELD CRACKING. 1ST REPAIR CAR CAME FROM DEALERSHIP WITH A LONG CRACK ON DRIVERS SIDE, 2ND CAR WAS AT SERVICE CENTER FOR 3 WEEKS TO A MONTH AND CUSTOMER CAME TO PICK UP THE CAR AND LONG CRACK ACROSS THE TOP OF WINDSHIELD. HAPPENED WHILE IN MB POSSESION
TL* THE CONTACT OWNS A 2017 MERCEDES-BENZ C300. WHILE DRIVING APPROXIMATELY 35 MPH, THE GLASS MOON ROOF SUDDENLY EXPLODED, CAUSING GLASS TO ENTER THE CABIN OF THE VEHICLE. THERE WERE NO INJURIES. THE VEHICLE WAS TAKEN TO MERCEDES-BENZ OF LOVELAND (4040 BYRD DR, LOVELAND, CO), BUT THE CAUSE OF THE FAILURE WAS NOT DETERMINED. THE MANUFACTURER WAS NOT NOTIFIED. THE FAILURE MILEAGE WAS 9,000.
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