eletric window motor replacement on 2003 Volkswagen Passat W8

My mechanic told me that it'll cost eleven hundrend US dollars to fix the right rear window for my Passat W8. He said that the motor needs to be replaced. Does it really cost that much?

I'd appreciate your help.

wow find a new mech. all data says parts and labor 600.00. is he doing both doors? if not runnnnnnnnnnnnnnnnnn