Wirelessly posted (Mozilla/5.0 (iPhone; CPU iPhone OS 5_0_1 like Mac OS X) AppleWebKit/534.46 (KHTML, like Gecko) Version/5.1 Mobile/9A405 Safari/7534.48.3) Why does everything but the phone play through my car stereo? Notifications, music, navigation.... But if I try to place a call, it turns down the music but I can't hear the call. I know my system and cable are old but I don't get why everything else works. Thanks!