Originally Posted by xxx_fire

UPDATE:
I had my RCM stripped of the old sadder and had it re-sadderd by a professional. Brought it home and was sure my xfire would start up. NOPE! exact same issue. Now my question is can you start the car without batteries in the key fob? I know it has a transponder inside, but do there have to be batteries? I'm asking this because at the time this happened my key fob was falling apart. Can this be the issue?