Has anyone (of the 3 that posted to this title) done this procedure yet? Does someone know if this also eliminates the requirement to do the "volume" procedure EVERY time you re-start the car?

Man, don't they make anything easy to hack?

It's be great to get in and just do your route changes or telephone stuff while driving. Heck, even the HERTZ neverlost system prompts you just once to override the safety feature before letting you do it.