... I have a ‘15 2500 Laramie with the backup camera. I’m trying to add a button in the (I assume) apps screen to turn the camera on/off manually anytime. I think this is a ‘16 or later option?? I log into the 2015 BCM. Can I log into to 2013-2017 BCM and find that option or does it just always default to the “correct” 2015 BCM and that option isn’t avail for me? Thanks!
AZJohnnyO
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You are correct that it's a 2016 radio/BCM option and not something you can do with the AlfaOBD.
Take a look at post 911 of the diy OEM Backup Camera thread...
Post 911 . - How to modify Lin Bus CBC3 signal to enable anytime viewing of OEM Rear Camera AND keep Active Grid Lines.
I'd start by disconnecting/removing the Lin Bus CBC3 wire at the i550 tailgate connector to see if it forces the camera to power up (wherever the ignition is on) and output video before doing the relay mod).
Chances are the 13-15 radios won't allow the on screen backup camera button at a all? or maybe only on SW version 17.11.x with the cargo cam active in the BCM (you may need a 17 radio or an aftermarket module from PAC, crux, etc
Also see
Post 10. of the camera thread for other useful links.
M² Mods.