FS2004/FSX UT2 Cozumel Winter 12/13. UT2 winter 2012/13 winter schedule for Cozumel MMCZ. Adds all flights to the current UT2 Fall 12 schedule (Sep12) to update it to the valid schedule for Feb13. Includes Canadian charter flights and a flash back with a weekly B767 charter which actually operated in 2009. This is the power pack dbi file. Upload it into Power pack and then import into UT2. Go into UT2 and allocate your chosen aircraft. By James Redford.