Sorry I'm so late to reply, I've been busy the past few days. I considered the possibility of the ignition switch, but with all the codes, it does sound like a Power Distribution issue. Did your mechanic check all the battery leads for resistance? Perhaps some corrosion has built up inside the...
The dealership will have a GM-Specific scan tool that will most likely be able to access more data and parameters that a generic "universal" (for lack of a better term) scan tool can do. What is the issue you are having?
If you like Band of Brothers, The Pacific was also a good series.
As far as Netflix goes, Hyena Road was a good one even though it's a Canadian film that features their military in Afghanistan.
Look into FMK Firearms. Not only are they American Made, but they are Kommiefornia made. And they're proud of their country, it says so right on the gun itself.
I'm going to say +1 on the problem being with the trigger guard. That section of the lower shouldn't be threaded due to it being designed for a spring-loaded pin.
Hello INGO!
I was referred to this forum by Jeepster48439 who I happened to meet at the ammo cabinet at my local Walmart lol. He and I went back and forth about gun stuff for a bit and he pointed me here.
Just figured I'd check in, give Jeepster48439 his credit, and start exploring.
Mike