Could it be some random, wacky coincidence that the rear widow stopped working sometime around the time you were under the dash? How long after when you fixed the lights did you notice the back window would not work?

Did you check the connector at the back right of the truck (the one for when you take off the top)?

I once tore all into my console trying to figure out why my back window stopped working. Man, was I embarrassed to discover that the connector simply popped loose. <img src="/forums/images/graemlins/notooth.gif" alt="" />

You know you're in for a rough night at sea when the barometer does this: