Yikes! Never start car while booting, now we know! Yea what could it possibly have been a low voltage while booting? Makes no sense about the cable..
Might be time for a vxdiag VCX nano.. Good little writeup here, although it looks like a pain to setup.. It sounds like they have it figured out..
I am an owner of a Tech2 diagnostic tool and after countless hours of trying to get the unit to serve as a pass through, I began reading and researching why the GM SPS site would not working with the tool. After reading on several sites, including our own, I learned that GM had changed the site...
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