If parking brake cables, handle, etc are good... (likely not)
Rebuilt caliper often are bad out of box or near future. Many use rebuilt piston and often means bad news.
Dr. Ian Malcolm: Yeah, but your scientists were so preoccupied with whether or not they could, they didn't stop to think if they should.
The Ogre's Fiero Cave (It's also at the top and bottom of every forum page...)