Infiniti Q50 2020 — technical service bulletin
Bulletin ITB19-042b · NHTSA communication 10188526 · issued Feb 4, 2021
Technical service bulletin
communication type
Electrical System
component
2020
model years
4
vehicle entries
Official summary
INFINITI; AV CONTROL UNIT REPLACEMENT PROCESS This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
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.