ACDelco E40 ?

[peko]

hi friends

i'm looking for which ECU is it and how read write it

https://i.postimg.cc/HJnmxDsk/IMG-6017.jpg (https://postimg.cc/HJnmxDsk)

https://i.postimg.cc/T5XBnZGm/IMG-6018.jpg (https://postimg.cc/T5XBnZGm)

https://i.postimg.cc/sM6Fb69d/IMG-6020.jpg (https://postimg.cc/sM6Fb69d)

i think is acdelco E40 but not sure ...

if anybody know this ECU from 3L7 chevrolet-colorado year 2007

thanks ;)