Isuzu Ascender 2004 — technical service bulletin
Bulletin 0413S001 · NHTSA communication 10009722 · issued Jul 1, 2004
Technical service bulletin
communication type
Equipment
component
2004
model years
1
vehicle entries
Official summary
Pop noise heard from the rear speakers when rear seat audio (rsa) is turned on or 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.