So, it appears I am also experiencing this strange Audio source scrolling gremlin. Thank you for the heads up. Tried to search this problem on the forum, but not much luck. I'd really like to learn more about it.
Very interesting problems you are having. My 2010 LX 570 has not exhibited these problems. I have all the service records from the previous owner (leased vehicle with all service and warranty work performed at Lexus) and there not a single mention of any electrical problems. Wonder if the...
"as the temps drop, my LX starts showing me electronic bugs that drive me crazy, which is the main reason I was looking at selling it anyways."
Just wondering what electrical problems you are seeing? How are they temp related? Thx