altima bose

I'm trying to put a 2018 HU in my 2017. Both have all the bells and whistles. I have researched both electrical diagrams and think I'm 99.3% done but have two questions and wish for someone more knowledgeable to double check. I have uploaded the pin outs from the harness side as I am going to...

First off, let me apologize if someone else has posted about this same problem. I have researched around on the internet a lot about it and couldn't find exactly what the problem is. I have a 2003 Nissan Altima SE 3.5 with stock Bose Sound System. I recently upgraded the head unit to a Pioneers...