iMac is Snoring!
I have a 21.5 inch (late 2013) iMac with a 2.7GHz Intel Core i% processor and 8 GB of RAM, running OS X Yosemite 10.10.3 that sounds like it's snoring. When the sound is muted it stops. It doesn't appear to be an alert. Any ideas how I can stop it or what could be causing it?
iMac (21.5-inch, Late 2013), OS X Yosemite (10.10.3)