Re: EPROM Programming

["David Posea" <dposea@mindspring.com>]

Where is this website with Programming 101 on it? Sounds like I need to do
some reading!!

David
-----Original Message-----
From: WEG1192@aol.com <WEG1192@aol.com>
To: gmecm@diy-efi.org <gmecm@diy-efi.org>
Date: Thursday, August 03, 2000 2:33 PM
Subject: EPROM Programming


>Hello All,
>
>I am interested in modifying my GMECM EPROM. I have read Programming 101
and
>the tuning tips. So is it as simple as getting an EPROM burner, getting
>tuning software like Tunercat, getting their chip TDF file for the ECM that
I
>have, making the changes, and then burning the chip? Will the .bin files on
>the DIY-EFI site work without any changes? Or do I have to remove the VATS
>and EGR functions? In reading the tuning tips by Dr. Bruce Plecan, it
appears
>that you make a change, drive the car, then make another change. Isn't that
>very time consuming since you have to reburn the chip every time, or is he
>using some real time program he didn't mention?
>
>Last, does anyone know if the fuel pressure on a TBI system changes with
>engine vacuum like it does on a TPI system?
>
>Thanks for the help.
>
>John Wilson
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