iPhone 4 Battery Replacement - iFixit iFixit - iPhone 4 Battery Replacement: Replace the battery on your iPhone 4. ... paying someone an outrageous fee to change the battery when it's easy to DIY!
Weekly Mod: How to replace an iPhone 4 battery | iMore Have an out of warranty AT&T or Verizon iPhone 4 that's can't seem to hold a charge and wondering how to replace the battery DIY (do it yourself) style?
