Voice Commands Do Not Work

Voice commands do not work

Probable cause: Communication problem between the climate control unit and the navigation system

Do the navigation communication line circuit troubleshooting Component Tests and General Diagnostics

Also check for

Climate control DTCs Initial Inspection and Diagnostic Overview

Also check for

('06-08 models): Navi system link

Also check for

('09-11 models): System Links

Also check for

Poor or loose connections at the terminals