GApps packages for Android 4.2.2 (API Level 17) were designed to provide the proprietary Google framework missing from AOSP-based ROMs like CyanogenMod 10.1.
To restore full functionality, you must flash a compatible GApps package immediately after flashing your ROM. gapps for android 4.2.2
Essential Google Suite: Standard versions of Gmail, YouTube, Google Maps (with Street View), and Google Talk. GApps packages for Android 4
The Ultimate Guide to GApps for Android 4.2.2: What You Need to Know Platform: Open GApps Website Android Version: 4
Since most automated providers like OpenGApps have moved toward newer versions, you’ll want to look for these specific archives: The "Classic" Jelly Bean Package : Usually labeled as gapps-jb-20130812-signed.zip
What are GApps?