Re: Ventillation system vacuum solenoids

["G. Benedikt Rochow" <rochow@segosf.hlo.dec.com>]

> The vacuum solenoids are nonfunctional in my 86 5ks.  I've read all about
> the obvious fix which
> is to desolder them from the circuit board and replace them with some out
> of a late 80's, early 90's
> H-body GM climate control box 

Is it specifically an H-body, or larger cars too?
(What are the models, anyway? Grand Am/Skylark etc.?)

> and then to install a plastic fuel filter/oil
> trap in the vacuum line.

Mine haven't failed yet, but I would like to do this
preemptively. Where's an easy spot to install
this filter? 
Also, any specific recommendations for the size of the filter?


TIA,
-G. Benedikt Rochow