how can i rem ove rotor from 07 vibe on 2007 Pontiac Vibe

cant remove rotor hub nut needs to be losen but how

2 answers
check for retaining screws
Remove caliper and caliper mount bracket then rotor should slip off of hub
May need to tap on back side of rotor with soft face hammer.
The big nut does not have to come off to remove just the rotor.