Re: ECM #

["nacelp" <nacelp@bright.net>]

It's one of the leaded fuel chips
89  454  1227747
-NM8
Grumpy


> This got me to thinking, my neighbor has a big block (454) rollback that
has
> a 747, but I didn't pay attention to the rest of the numbers. The thing is
> it does not have a knock sensor. No wire in connector, so it appears that
it
> never had a knock sensor. I read the bin and the knock tables are zeroed
> out. It also idles in open loop. I think the bin is anty, have a copy of
it
> at home.
>
>
> >From: Shannen Durphey <shannen@grolen.com>
> >Reply-To: gmecm@diy-efi.org
> >To: gmecm@diy-efi.org
> >Subject: Re: ECM  #
> >Date: Mon, 01 May 2000 00:00:41 -0400
> >
> >Hello, rr.
> >The 1228747 is typically used in a big block chebby truck, and I've
> >seen it used with large gvw smallblock equipped trucks.  It's not the
> >same as the 7747, but I can't tell you what the differences are.
> >Shannen
> >
> >rr wrote:
> > >
> > > I do believe it is Bruce. I've been holding onto
> > > four numbers for the '747 (for boneyard hunting):
> > >
> > > 1227747    the original
> > > 1228747    (Not sure about this one)
> > > 16121154 new service number?
> > > and
> > > 16133288, IIRC, a newer version of the '747,
> > >  possibly a different board inside, but functionally
> > >  the same.
> > >
> > > BobR.
> > >
>
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