does window motor need replacing if it makes sound on 2006 BMW 325i

rear window will not go up

2 answers
It could be a window regulator, window motor or even something jammed in the window runner or track. The door panel would need to be removed first to access what is in need of replacement.
bmw s r notopriuos for the regulators breaking htats all u need u can get them @ an auto partsd store but u need someone 2 install it that knows what they r doing