Exclamation Nexus 7 3G 2012 - No Service

Hello,
My Nexus 7 3G 2012 can't get service with a microSIM.
I was on 4.4.2 stock rom, turned on the device and there were no service.
Tried to flash Cyanogenmod 10.2.1, the same problem.
WiFi works great, is there any chance that the hardware was damaged?