I have an issue with a warranty problem. I purchased an XMH10A on 12/26/2007 and immediately had it installed and activated on the same date. Approximately three weeks ago I noticed that each time I got out of the car, and then back in, the radio would default to channel 1 and would not hold any programmed stations. After a few minutes the receiver would then go into a “loading" or “programming" status. After that process completed, the receiver would again work. I initially thought it was an issue with XM as it was the... read full review »