I just got my 2011 15" - opened it up to put a new SSD in it and found that the heatsink/fan combo off to the back corner was missing all the screws that would

I just got my 2011 15" - opened it up to put a new SSD in it and found that the heatsink/fan combo off to the back corner was missing all the screws that would have secured it. I bet this doesn't help. I have yet to run into any issues but haven't done anything to stressful with it. Anyone else with issues going to pop theirs open?