It has to do with this:
Amazon reportedly taps Nokia for maps on upcoming Kindle Fire
http://www.theverge.com/2012/8/30/32...kia-maps-rumor
Others are also complaining too:
http://www.amazon.com/gp/help/custom...x33WDAUPOFKREP
I think they might be about to make an announcement or something. Not very nice that it's draining the battery though.