Oldsmobile Silhouette 1999 — technical service bulletin
Bulletin 990844005 · NHTSA communication 607582 · issued Aug 1, 1999
Technical service bulletin
communication type
Equipment
component
1999
model years
2
vehicle entries
Official summary
Some customers may comment that the rear speakers do not operate with the vehicle radio on and the video system turned off. *tt
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.