Audio System - Various Volume Concerns
TECHNICALBulletin No.: 08-08-46-009
Date: December 15, 2008
Subject:
Radio Audio Does Not Mute or Decrease Volume to a Level Below Volume Used in An OnStar(R) Turn By Turn Session, Customer May Not Hear Turn By Turn Message (Reprogram Radio)
Models:
2009 Cadillac DTS
with Audio System RPOs US8 or US9
Condition
Some customers may comment that the radio does not mute or decrease the volume to a level below the volume used in an OnStar Turn By Turn (TBT) session. The customer may not hear the Turn By Turn message.
Cause
This condition may be caused by a software anomaly.
Correction
A revised calibration has been developed to address this condition. Technicians are to reprogram the radio using SPS with the latest software available on TIS2WEB. Refer to the Digital Radio Receiver Programming and Setup procedure in SI for more information. As always make sure your Tech 2(R) is updated with the latest software version.
Warranty Information
Disclaimer