Buick Enclave 2021–2023 — technical service bulletin
Bulletin 22-NA-234 · NHTSA communication 10227399 · issued Nov 28, 2022
Technical service bulletin
communication type
Power Train
component
2021–2023
model years
5
vehicle entries
Official summary
This Informational bulletin advises the technician on how to test and check for a possible faulty shifter and verify if any liquid or debris has gotten into the shifter assembly that will cause the customers concern.
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.