Substitutions

[Bruce Plecan]

>    I've got an '88 L03, 5-speed manual trans, F-Body with knock
> sensor. Program ID code (best I can determine until I copy a binary
> from the PROM) is $4D. I've been all over-- TunerCat, etc-- and can't
> find an ECM definition file for this program.
>    I found a $61 ECU for 89-92 L03 with AUTOMATIC trans. Otherwise it
> looks the same to me.
>    Are these programs interchangeable? I mean, can I modify the $61 to
> ignore its automatic transmission settings, and run with my manual
> trans, in my 1228063 ECM?

With enough info., yes, the devil is in the details thou

>    I also considered getting a 747, but I notice its program is for
> automatic trans, too.

Nope was used with manuals  Off of the GMECM page look under ecms and some
bins there

>    Do I have to come up with a $4D, or can I substitute another
> program as a base to start tuning? My main concern is the transmission
> difference (so far).

A bood part of the code is on ROM in the ecm, so the bins correspond to
particular ecms when using the 2732s, ie C3 ecms
Bruce

>
>    Or does anybody out there have a $4D ECM definition?
>
> Dave Haggard
>
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