Originally Posted by
McFlyPHL
It blows my mind that this is still not an automatic process that works as advertised. It works on CO, it works on AA. On US it's not automatic, so someone like the OP could be trumped by a lower level elite who's faster to the phone. Unbelievable.
(and yes, Van, I just said something nice about CO. :-P)
It also works on DL. I have had no problems whatsoever with getting upgrades as per fare class availability.