I may be wrong, but opening the bleeder screw and then tapping may do it.
Then drive awhile to make sure loosened.  Again, I'm an idiot. :-)
Michael in San Antonio
91GL AT 'Gringo'
73 Beetle

On Thu, Jan 7, 2010 at 2:57 PM, Luke Bakken <luke.bakken@gmail.com> wrote:

> Hey everyone,
>
> We've had some interesting weather here in Spokane WA - warm and wet
> the first part of the week then suddenly really cold beginning on
> Tuesday night. I got in my van yesterday to drive it around and
> discovered that the brakes weren't disengaging totally from using the
> e-brake. Thankfully I just drove around the block and back home, but
> the right-rear disc was definitely starting to get hot because I could
> hear it cooling down.
>
> I'm assuming that the weird weather change must have frozen something
> up but I'm wondering what the best way to diagnose this issue would
> be. The van has been upgraded to rear disc brakes using a "big brake"
> kit either from SmallCar or Van Cafe (the P.O. installed them). I'm
> assuming I can tap around the e-brake springs on the calipers with a
> hammer to see if I can loosen things up with the e-brake disengaged,
> but other suggestions are very welcome.
>
> Thanks,
> Luke
>