Hello need some help please H1
 

Hello i need some help please with a Hummer H1 , 6,5 Turbo Diesel , 1996
I want make a tuning for my Hummer H1 and i need help to read the ECU from the car ! Can the box read out via OBD ? can i find a Tool to read that box ?
if someone can help me i say many many thanks !

if someone can help me please send me a email

big big thanks for the help