Navigation cannot control XM radio
- Turn the ignition switch ON (II).
- Go into the Diagnostic Menu and use the "Navi System Link" test (see NAVI SYSTEM LINK
).
Is the "XM" Icon red?
YES - Check the connector at the XM receiver.
NO - Go to step 3.
- Turn the ignition switch to LOCK (0).
- Substitute a known-good navigation unit (see NAVIGATION UNIT REMOVAL/INSTALLATION
), and recheck.
Can the navigation control the XM radio?
YES - Replace the original navigation unit.
NO - Do the audio system troubleshooting.