No, You can't "use up" a gound.
Yes, a poor or improper ground can cause the symptoms you are describing.
Yes, a short can cause the syptoms you are describing as well as overloading the electrical system.
What you got on there that is pulling so much load? Something? You know what to do, get rid of it.
Nothing? Good luck. Start at the battery terminals, and don't shortcut it, Clean and properly install, both of them. Go to the starter and do the same. Find the main ground and repeat. If this doesn't do it, you are in for the long haul in searching.
Hard to say since the question is kinda vaugue.
Some people go their whole life wondering if they made a difference, Marines don't have that problem.~ Ronald Reagan
2012 XCT, AFR+ Gen 4, Lloydz air filter. I don't equate noise with power.
I ride with the Force.