Chrysler 300 2015 — technical service bulletin
Bulletin 08-050-15 REV. A · NHTSA communication 10216160 · issued Oct 8, 2015
Technical service bulletin
communication type
Equipment
component
2015
model years
2
vehicle entries
Official summary
Flash: Poor Audio Sound Quality This bulletin involves updating the Amplifier (AMP) software. The customer may describe one or more of the following symptoms/conditions: ? Speakers not loud enough. ? Speakers Buzz/Rattle. ? Poor Sound Quality from Speakers. Upon further investigation the technician may find one or more of the following Diagnostic Trouble Codes (DTCs): ? B1474-13-Channel 5 Audio Speaker Output - Circuit Open ? B1479-13-Channel 6 Audio Speaker Output - Circuit Open
Vehicles covered
What a TSB means. Technical service bulletins are repair guidance manufacturers send to dealers — they are not recalls, and repairs are not automatically free (warranty extensions are an exception worth checking). The full document is available via NHTSA’s vehicle lookup.