I found what I was looking for. A1 from line 1044 goes to the SP205 turning into line 1037 going to the serial port of the BCM. Bcm should push a 12vdc once key is turned on thus providing the necessary data to turn on the radio. I will pin my line once I get some free time from work.
Thursday, January 19th, 2023 AT 3:36 AM