Connect the cable into the PIA. Plug the other end of the cable into the head unit (Cable sold separately). Read your cable installation manual for proper installation to your specific head unit.
Start your car and turn on your unit to confirm that the XM Direct system is properly connected. When you tune to XM channell, you should see uXM Preview" on your head unit LCD, and hear that channel through your car speakers. If not, check to make sure all connections are correct or refer to the troubleshooting section of this installation guide.
Mount and secure the PIA in a suitable location that will not interfere with the radio and will not vibrate or rattle after installation.