Hey gang, having same problems I went through last fall.
For some light reading and a background, checkout this thread regarding the first round with "The Bastard"...
So for those keeping score, here is what went down lately:
Approximately 2 months ago, began to notice freezer compartment temps fluctuating a lot greater than previously. about 3-6 deg above the recommended 0. But they often returned to 0 for a few days.
FF section stayed around 37, maybe creep