The back cover of my Nexus 6 was separating, Google issued a warranty replacement wit

[cdmagurus.com]

The back of my Nexus 6 started to separate from the frame after two and a half months of use. Thankfully, my experience with Google Play Support was absolutely wonderful and the handling of my entire issue couldn’t have made me any happier.

More... (http://phandroid.com/2015/02/15/nexus-6-back-cover-separation-replacement-process/)