'99 Z28 upgrading to Efilive Custom OS3?
#1
'99 Z28 upgrading to Efilive Custom OS3?
Can I upgrade my OS to Custom OS3?
I have read the efilive forum, that there are some knock sensor problems in upgrading to custom operating system 3 from the '99 PCM?
I have read the efilive forum, that there are some knock sensor problems in upgrading to custom operating system 3 from the '99 PCM?