@seagal64
I'm glad someone else went through this process too. I ended up using the same adapter in Sept 2023. It works but during the process ... it can be hard to know what it's doing and what you need to do next. I documented the process with links here.
Good luck to anyone trying to find a...
Sorry for the dead thread revival but I thought this was important to share my experience. Especially since there appears to be no normal solution to this.
TL;DR
I got this to add my 3rd key fob and it worked:
https://www.amazon.com/dp/B0C6B519ZJ
It's called the Universal EZ Installer and...