Saturday, August 8, 2026
RecallGazette

Vehicle problems, recalls & safety intelligence

Volkswagen Eos 2009–2014technical service bulletin

Bulletin TT 91-11-17 · NHTSA communication 10121607 · issued Oct 3, 2014

Technical service bulletin
communication type
Equipment
component
2009–2014
model years
38
vehicle entries

Official summary

Tech Tips (RNS 510? Replacement Radio/Navigation Unit has no Sound): Replacement RNS 510 radio/navigation units may be shipped in transportation safeguard mode and therefore will have no sound output. This document informs how to deactivate the safeguard mode.

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.