Just did new head gasket now I'm gettin lost communication with ecm/pcm u0100 and p0700 also was another code I believe can I just re flash it with my new tunes for efi live or what I need my truck for tomorrow so any help would be great thanks
The first code is nuttin I believe and the other code says that you have a TCM code stored. What is that code do you know? I also concur check all connections
