I did not have to touch those settings at all. Not sure why youāre touching anything. Hopefully thatās the reason why itās not flashing and you didnt brick the tcm. Hopefully your battery wasnāt weak when you flashed. Thatās why itās safest bet to put on a tender when doing a flash if you arenāt...
the loop is a safety item just encase for some reason the driveshaft broke or wasnt torque down and falls down the loop holds it up. if not good luck when that driveshaft drops while driving lol
usually when driveshaft has issues its from the guibo so might as well replace it when you replace...