Audio System Symptom Troubleshooting - XM radio display is blank and no station information is displayed(Without Navigation, With Display Audio)

NOTE: 

• Check the vehicle 12 volt battery condition first .
• Check the connectors for poor connections or loose terminals.

• 1. Problem verification:

  - 1. Turn the vehicle to the ON mode.

  - 2. Turn on the audio system, and select the XM radio.

  Is the XM radio information displayed?

  YES 

  Intermittent failure, the system is OK at this time.

  NO 

  The failure is duplicated, go to step 2.

• 2. Audio system DTC check:

  - 1. Check for hard error codes - Refer to: How to Troubleshoot the Audio SystemAudio System Self-Diagnostic Function .

  Is DTC 2607 indicated?

  YES 

  Go to DTC 2607 troubleshooting .

  NO 

  Go to step 3.

• 3. XM receiver check (substitution):

  - 1. Turn the vehicle to the OFF (LOCK) mode.

  - 2. Substitute a known-good XM receiver, and recheck .

  Does the symptom go away?

  YES 

  Replace the original XM receiver .

  NO 

  Replace the audio unit - Refer to: Audio Unit Removal and Installation(With Display Audio)Audio Unit Removal and Installation(With Normal Audio) .