What up everyone, I'm having a hard time with my rear brake I've replaced both calipers master and booster, rebuilt front calipers and bled the entire system more than I could count. But yet no rear brakes the piston doesn't move to compress pads. I am lost on this one my parking brake aparently doesn't work either. Any help would be appreciated thanks in advance.

 

In the past, if the pistons were pushed in with C-clamps, instead of being screwed in, damage may have occurrred. Since the calipers are cheap, replacing may be an option.

JamesC