Pretty sure this is the PCM problem I (and handfuls of others on here) had in my '06, but they never come out and specifically state it was, in fact, the PCM. I guess my Vibe was just lucky to be part of that "0.8% of the models in question over the last 10 years." From the Detroit Free Press this morning (the end of the link address is deceiving):
http://freep.com/article/20100...es-up
Steelies to the rescue.