I remeber someone mentioning 'rockin' back and forth by reversinng the polarity, not to sure if that works or can fry the pump up, but thought I read that recently either here or samba.

 

> Date: Tue, 27 Jul 2010 15:53:55 -0500
> From: inua@CHARTER.NET
> Subject: Locked fuel Pump - how to free up?
> To: vanagon@GERRY.VANAGON.COM
> 
> Got my locked fuel pump out of my Carat. . It bumps - tries to start
> but won't turn. . Any recommendations on how to free this puppy up?
> Haven't tried acetone yet - that's pretty harsh. Any other solvent
> solutions recommended?
> 
> Thanks
> 
> John
> 
> --
> John Rodgers
> Clayartist and Moldmaker
> 88'GL VW Bus Driver
> Chelsea, AL
> Http://www.moldhaus.com