I have had my Iphone 4 just over a year, and suddenly my battery drains within 4 hours, had it checked out and the report saidthe 3G module is
the cause of the drainage, is there a fix for this.
Basic troubleshooting from the User's Guide is reset, restart, restore (first from backup then as new).
A search of the forums would also reveal a plethora of battery related threads with tips for mitigating battery drain.
Retrieving data ...