hi sorry for the late reply. Yes everything you mentioned was retained, i had previously installed a pac radio interface to retain all those functions. Sent from my SM-G950U using Tapatalk
I did this on my 2009 crew, I have a pioneer double din. I found an OEM tailgate rear view camera on eBay for a factory look and ease of installation. had to run my onw wire, i remenber i found a wiring diagram online somewhere. I spent a few days searching and preparing and was able to do it my self.