Nissan Altima 1993–1997 — technical service bulletin
Bulletin NTB98036 · NHTSA communication 601863 · issued May 1, 1998
Technical service bulletin
communication type
Visibility
component
1993–1997
model years
5
vehicle entries
Official summary
Hvac blower motor noise. *yc
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.