Thanks Meter 76
Join Date: Jan 2014
Location: Orange County, NY
Nope, mine doesn't make any noise at all when I put pressure on it. Like eyecon said above, you sure it's on securely? If so, perhaps there's a defect with your back cover. But yeah, that's definitely not normal behavior.
[Black] 16GB iPhone 5S (Damaged)
[Black] 16GB iPhone 5
15" MacBook Pro Retina (Mid-2012) -- OS X 10.9.3
[White] 16GB AT&T Galaxy S5 -- KitKat 4.4.2 -- Rooted via Towelroot