Buick Envision 2016–2017 — technical service bulletin
Bulletin PIT5760 · NHTSA communication 10178393 · issued Jul 29, 2020
Technical service bulletin
communication type
Visibility
component
2016–2017
model years
2
vehicle entries
Official summary
This preliminary information discusses the possibility of connectors being swapped during service and causing incorrect air delivery from the right side HVAC vents.
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.