ISSUE:
Some customers of 2008-2010 SYNC equipped vehicles may express concern with their call sound quality while using the SYNC microphone, complaints of excessive background noise during a phone call, and/or issues with voice recognition accuracy while driving.
ACTION:
Follow the service procedure to correct the condition.
SERVICE PROCEDURE
The following procedure involves updating the Accessory Protocol Interface Module (APIM) software level and installing an external alternate SYNC microphone attached to the headliner.
This is a brief description of the TSB and the TSB number is 10-4-8
Some customers of 2008-2010 SYNC equipped vehicles may express concern with their call sound quality while using the SYNC microphone, complaints of excessive background noise during a phone call, and/or issues with voice recognition accuracy while driving.
ACTION:
Follow the service procedure to correct the condition.
SERVICE PROCEDURE
The following procedure involves updating the Accessory Protocol Interface Module (APIM) software level and installing an external alternate SYNC microphone attached to the headliner.
This is a brief description of the TSB and the TSB number is 10-4-8