Navigation cannot control XM radio
Diagnostic Test: Navi System Link
NOTE:
- Always make sure that the correct DVD color and version are installed.
- Check on-line for service bulletins or other service information for the navigation system.
- Make sure the anti-theft code for the audio system is entered.
- Go into the Diagnostic mode, and use the "Navi System Link" diagnostic (see NAVI SYSTEM LINK
).
Is the "XM" icon red?
YES - Do the troubleshooting for the voice guidance cannot be heard (see VOICE GUIDANCE CANNOT BE HEARD, IS BROKEN UP, OR THERE IS STATIC ).
NO - Go to step 3.
- Substitute a known-good navigation unit (see NAVIGATION UNIT REMOVAL/INSTALLATION
).
Can the navi control XM radio?
YES - Replace the navigation unit (see NAVIGATION UNIT REMOVAL/INSTALLATION ).
NO - Do the audio system troubleshooting.