Originally Posted by
VABEAR
OK, I am now going to remove the offending caliper arm, clean up any debris, lubricate and reinstall the caliper arm and try again. Keep tuned.
Might as well do both while you're at it. Hope that solves the problem for you. I'm fairly mechanically inclined, but boy is it frustrating when something so simple just won't do what its supposed to despite your best efforts.