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That's what i have found too, yes i have the technical skills to do it, its just as you said, i am not overly familiar with the systems. I don't know everything about every PCM and OS made as you...

Ive been looking, im havign a hard time finidg the pinout and diagram for the 5.3L, were there any of these that still had drive by cable?

Ok, ill see what i can find, i found stock tune for the vette with the 1257603 and it has the flex fuel option in the PCM and a pinout for it. ill gather truck pinouts and wiring as well. Im hoping...

Thank you for the help.

I have a pinout and harness diagram for my car and pcm, do you happen to have one for that which i assume i like an 04 corvette. shouldn't be too hard for me to find, but...

I didn't know there was a 1MB ls1B with these options, i will look into that further. Thank you much, i see i have wasted A LOT of research time. This information is somewhat hard to find. I assume...

I didnt figure it would be simple, im a mildy decent programmer, if i had the files and knew what the hell to edit them with, it would be a nice hobby.
But with the availability of the new sensor,...

Ok, i found the 12216125 OS for the 02 5.3L yukon, my only issue now is, it doesnt seem that you have a custom OS with the flex fuel option for the 411 PCM. Is there any way i can get this support?...

I have an 02 T/A, I am having a hard time finding output data for the old sensor vs the new one and was wondering if anyone used the new sensor with an old 411 flex fuel OS? its a hell of a lot...

I posted a link to this, but mods apparently haven't approved them yet, since im a newb on the board and it doesn't want me posting links.
...

Is the protocol for the serial in the e67 the same as the ls1b? Can i swap to an e67 as suggested in this post?
http://forum.efilive.com/showthread.php?16223-L92-swap-help-needed

Upon much more searching i found this, http://forum.efilive.com/showthread.php?16223-L92-swap-help-needed

Does the serial data from the E67 just immediately tell the rest of my car what it needs?

I am looking at picking up an l76 with 6l80, harness, computers, etc..
I have a 2002 trans am and i would like some answers.

First, what is the serial data protocol, is it compatible with the...

I have no problem messing with or making relctor wheels, but im sure that the crank angle separation between the cylinders is not the same. Ill dig up an LL8 E67 tune later and look around in it.

without delving into too much detail, ive been researching running an I6 (not the LL8) with an e38 pcm since i know the impala OS runs a V6, I have found where i can individually adjust the...