Join Date: May 2010
Location: PHL
Programs: AA EXP, UA *S, Hilton Diamond, Marriott Titanium, Hyatt Exp, IHG Plat, National EE, Sixt Plat
Posts: 654
Yes, call US. Usually if they remove your DM# from the reservation, and then reapply it, it will allow the reservation to pick up your new status.
Congrats and look forward to your first UG (but don't get too disappointed when it takes a few tries)...