You don't need to go back to stock to get GPS and get a GPS lock to work. Follow this (no data is lost, no flashing to stock is required:
1. Boot into the bootloader as per usual and hook up to your PC so you have fastboot access (May need drivers etc)
2. Run "fastboot devices" in command prompt to ensure your moto X is visible to your PC, if not go back to step 1.
3. Run the following 2 commands to clear your Radio/Modem cache
Code:
fastboot erase modemst1
fastboot erase modemst2
4. Reboot, and you should have working GPS.
1. Boot into the bootloader as per usual and hook up to your PC so you have fastboot access (May need drivers etc)
2. Run "fastboot devices" in command prompt to ensure your moto X is visible to your PC, if not go back to step 1.
3. Run the following 2 commands to clear your Radio/Modem cache
Code:
fastboot erase modemst1
fastboot erase modemst2
4. Reboot, and you should have working GPS.