Bonding between the sunroof glass panel and the sliding roof frame on some vehicles might not meet specifications and the glass panel may separate from the vehicle.

https://www.productsafety.gov.au/recall/mercedes-benz-australia-pacific-pty-ltd-mercedes-benz-c-clk-cls-and-e-class-passenger-cars-my2000-2010?fbclid=IwAR2cUreM2eIADtSAZlGt_BnrZ3Chow3enKg8L04iUuogHQW0IDGXAwkyxis