Manuals through 2025 now available!

Our trusted friends have launched a new website named LEMON, which has newer manuals. It also contains all the CHARM manuals.

LEMON is the spiritual successor to CHARM, I recommend you try it!

Link: lemon-manuals.la or lemon-manuals.org.ua

(Some people have issue connecting. LEMON is investigating. For now, use Firefox or change your DNS server)

Or, hide this message: temporarily or permanently

Navigation Cannot Control XM Radio

Navigation cannot control XM radio

1. Go into the Diagnostic Menu, and use the "Navi System Link" test.

Is the "XM" icon red?

YES - Check the connector at the XM receiver and the navigation unit (20P connector).

NO - Go to step 2.

2. Substitute a known-good navigation unit and recheck.

Can the navigation control the XM radio?

YES - Replace the navigation unit.

NO - Do the audio system troubleshooting.