Buick Envision 2022 — technical service bulletin
Bulletin N222358050 · NHTSA communication 10217864 · issued Aug 16, 2022
Technical service bulletin
communication type
Equipment
component
2022
model years
1
vehicle entries
Official summary
Service Update. Certain vehicles have software that had an unwanted effect resulting in the right-hand reading lamps (OHC and rear) not illuminating when manually switched on. Dealers are to inspect for OHC right reading lamp function and replace if necessary.
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.