Originally Posted by rangerfan

You never need to use the S1 steering wheel controls, other than to program the S1 or change a setting, and to manually mute the V1. To mute, you push the volume controls up, dn, dn, up, or something like that, in rapid succession. To enter programming, it is something similar. There is no problem doing managing these tasks. If you need to change the S1 settings, turn off the radio while in park, do your thing, and enjoy your music (and auto-muted V1) while driving 25 around town.
An awesome mod!!