Infiniti I30 1998–1999 — technical service bulletin
Bulletin ITB99022 · NHTSA communication 605001 · issued May 1, 1999
Technical service bulletin
communication type
Equipment
component
1998–1999
model years
4
vehicle entries
Official summary
Vehicles equipped with ivcs handsets may have a condition where the phone does not ring through vehicle speaker. *tt
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.