[Diy_efi] Mystery ignition component

[Jeff Behrens]

The old ecm was a #16144288.  I dont find that one in
the list of ecms.  The new one is a 747.


Jeff
--- "Robert A. Ward" <rawardsr at ameritech.net> wrote:
> http://diy-efi.org/ go to the bottom.. Look for the
> FTP site link.
> Follow.. Pub,GMECM,Manuals, look for the ecm number
> you need. I am
> assuming it's a 747.  BW
> 
> -----Original Message-----
> From: diy_efi-bounces at diy-efi.org
> [mailto:diy_efi-bounces at diy-efi.org]
> On Behalf Of Jeff Behrens
> Sent: Wednesday, July 09, 2003 2:35 PM
> To: List for general do-it-yourself EFI talk
> Subject: RE: [Diy_efi] Mystery ignition component
> 
> 
> I am a newbie, what is the ftp site?
> 
> 
> Jeff
> --- "Robert A. Ward" <rawardsr at ameritech.net> wrote:
> > There should be wiring diagrams on the ftp site. 
> BW
> > 
> > -----Original Message-----
> > From: diy_efi-bounces at diy-efi.org
> [mailto:diy_efi-bounces at diy-efi.org]
> > On Behalf Of Jeff Behrens
> > Sent: Wednesday, July 09, 2003 2:25 PM
> > To: List for general do-it-yourself EFI talk
> > Subject: Re: [Diy_efi] Mystery ignition component
> > 
> > 
> > Yes.  Does anybody know where to get the schematic
> > for
> > how it hooks into the ecm?  I put a 1989 throttle
> > body injection setup
> > onto my 91 Z71 and the middle two wires were
> > different between the two
> > connectors.  I just want to make sure it wont be a
> > problem.
> > 
> > 
> > Jeff
> > --- steve ravet <sravet at arm.com> wrote:
> > > Is it the ESC module?
> > > 
> > > http://chevythunder.com/esc_module.jpg
> > > 
> > > --steve
> > > 
> > > Jeff Behrens wrote:
> > > > 
> > > > I have a 1991 Gmc truck with a 5.7.  Does
> > anybody
> > > know
> > > > what the approx. 3 inch by 3 inch electrical
> box
> > > that
> > > > is with the map sensor and the egr valve
> > position
> > > > sensor cluster on the intake manifold?  It has
> 5
> > > pins
> > > > coming out of it and uses four wires with a
> wide
> > > flat
> > > > connector.  I cant find it in the truck
> > schematic
> > > or
> > > > any parts breakdowns.
> > > 
> > > --
> > > Steve Ravet
> > > steve.ravet at arm.com
> > > ARM,Inc.
> > > www.arm.com
> > > 
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> > 
> > 
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