Hiya,
What was the secret find? Serial?

TY, yes that dump looked no bueno. I look forward to your next dump. I have no need for any of this at this time but I am following along eagerly :)

Do you have the suspension left? Front and/or rear? I am getting ready to do a vette suspension in a '56 Chev PU

Wakaeman is on the right track, just don't forget about transport delay since it's analog. It's a tough environment and GM did spend a bunch of time to make sure it is halfway reliable for the...

Yay, congrats :jfj:

Hi guys,
I am loving following along. Am old school, just want to remind we are dealing analog/digital. Time is a huge factor.

Transport delay is a factor for a lot of things.

Thanks for...

Agreed, I don't know everything, bit's are always fused in my experience with substrate unless open(0), hence why erase takes more current. Having to read/disect, It's very painful to "read" micro...

Maybe it doesn't apply to this. Years ago in the 90's I think, and not this controller but who cares, still Motorola based, I made a dumper that would show the EEprom attributes for the unknown...

I like your thoughts steveo, I might have missed it, how do plan to implement the bit toggle without using the internal ROM/RAM allowance of voltage? Seems like you are looking at EEprom attributes...

Yes, I understand and I will post my GM documentation when I find it. The Mefi4 is very very similar to the obd1 LT1 computers electronically and when I need to convert a 4 into a 4a or 4b this is...

Momentary 12v on key up to the diagnostic pin should put it in boot mode, not ground.