2010 Chevy Equinox all of my brakes are locking up

2010 Chevy Equinox all of my brakes are locking up I need help figuring out what is wrong with my truck please help me. I have a 2010 Chevy Equinox all of my brakes are locking up. I’ve change the abs, master cylinder and the brake booster . I don’t know what else to do or change it will come to a complete stop when it’s messing up I cant drive it at all.