Earlier quoted context omitted.
Google Apps on my Android always were always one of the worst. Google Maps - resource hungry, always doing something in the background, slow .. replaced them with much better, unfortunately local, alternative Google Play - two examples: doesn't prevent phone from losing network so I have to play with the phone in order to download updates; listing my applications always takes about half a minute.. even if I did the s…
Maps doing stuff in background? That's the location service being used by another app, commonly weather apps. As for G+/Talk, disable sync or sign out of Talk.
And is location service tied to application named "Maps"? If so, that might really be the case.. although I only have this problem after I use Maps, not when I use other apps that require location.