I am using the LT1 , I have it set up for 3 on the last one off . I kept the knobs where they were . You sent me the directions a week ago . I promise you I am not a dumb as I read to be .
For the BLM, you can help it by changing the MAF Base from 3 to 5, then reset the ECM.
Transmission shifting is not related to the computer or chip. That would be a mechanical adjustment. Are you talking about full throttle or part throttle?