I believe it's up on the driver side of the flip-down glasses holder. There are three slits there. When I'm talking to my wife on the phone and I lean over in that direction, she says it sounds like I'm shouting. I believe it's illustrated somewhere.
<div class='quotetop'>QUOTE(TonyPSchaefer @ May 21 2006, 04:47 PM) [snapback]258969[/snapback]</div> It may be on both sides!