Turned out to be a bad alternator as well as a bad wire to the CEM, shop charged me $650, a little steep but it was in the bay for about 2 days and still a lot less than a dealership would have charged.

They said the alternator checked out ok, but I did not get a voltage report while running, I'm assuming that since the battery light is on the car is not at the proper voltage level.

I was driving home on a cold night and suddenly my message center showed the warning, "EL POWER SYSTEM SERVICE REQUIRED". My dashboard and headlights dimmed, the radio began to cut out, the ABS and traction control lights began flashing and the battery light was on. I was able to drive it home, but ...