Hmmm..... .  The AC Pro stuff I saw today at AutoZone is R134a.  The fittings for R134a and R12 are different of course.  If your vehicle has not been converted, it is R12.   mcneely

---- Zeitgeist <gruengeist@GMAIL.COM> wrote:
> From memory, I think these vans use some weirdo proprietary fill valve
> rather than something sensible.  I think my van is probably ready for an
> additional hit of the special sauce, as well.
>
> On Sun, Jul 8, 2012 at 3:03 PM, JRodgers <jrodgers113@gmail.com> wrote:
>
> > The AC in my red 88 GL slowly was losing it's cool, so I decided to
> > service he system myself. Bought an AC Pro service kit from my local
> > Advance Auto, took it home, and did the thing - except it didn't. No
> > matter what I did, I could not get the filler fitting to stay on the low
> > side shrader fitting. It kept popping off, like it didn't fit right or
> > something. It was a puh to lock ty pe and simply would not sstay put!
> >
> > I took the kit back to Advance, explained the problems, and the Sales
> > rep grabbed another and brought it along. Same problem. He then called
> > for backup. He got a very large man to come out and hold that valve in
> > place. Emptied two 20 ounce cans into it. Since their product didn't fit
> > probperly, and it seemed all of that brand were the same way - and I had
> > to make a long trip back to the store, they simply donated the seconde
> > can - and THEY installed it. Now I have cool air.
> >
> > As frustrating as it was - I have to give kudos to Advance Auto Parts
> > for thier exemplary customer service.
> >
> > John Rodgers
> >
>
>
>
> --
> Casey

--
David McNeely