Nissan Altima 2021–2023 — technical service bulletin
Bulletin NTB20-075E · NHTSA communication 11006968 · issued Aug 15, 2024
Technical service bulletin
communication type
Electrical System
component
2021–2023
model years
10
vehicle entries
Official summary
SOFTWARE UPDATE POP-UP NOTIFICATION This bulletin is no longer active. Please discard previous versions of NTB20-075.
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.