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my v2 using v8 software will not allow me to full flash an al5 controller i have a heard that i need to have a commercial scan and tune to be able to do this i am wondering if this is true and if so...

i disabled vats and then reflahed the truck and it now starts but it will not change tunes and still has unknown ecm serial number even though it says it assigns a new one when i do a full refash and...

yes i did read the calabration data from the ecm before tring to install the new tune i thought you had to do that?

i dont have the stock tune all i have is the dsp5 that came with it and nicks tune library is there a place to find a stock tune for it so i can try that?

can i just plug in my other ecm that i got from the wreckers for now so i can at least drive it again or will that work? i have not even tried that ecm yet because i was not sure if i could just plug...

it is version 7.5.5 build 88 i also have a dsp5 switch if that helps i am new to efi live so i dont know what will affect it any input would be much appriciated thanks

it is an 02 lb7 and i have a v1 if that makes any difference and i have version 7.5 does that mean it is the newest one or are there different 7.5s? thanks for the help

I attemped to do a full reflash on my truck then install a new tune, I get an error code stating that the serial number on the ECM is 0000000000 and to do a full reflash and EFI Live will assign a...