Chip - I hear you man. Most women (smack!) are like hampsters on the hamster wheel when it comes to the thermostat. Too hot? Wheel it to max cool. Too cold? Wheel it to max heat. Drives my buddy and I nuts (our wives in this regard).

Larry and Paul - I've followed your advice on this subject, and have my wife educated on using the ACC in her E320. Thanks for the education. Paul - come back to Dallas soon - love to meet up with you, Larry and the other 'locals' again.