Buick Enclave 2025–2026 — technical service bulletin
Bulletin PIC6627B · NHTSA communication 11025582 · issued Nov 13, 2025
Technical service bulletin
communication type
Unknown OR Other
component
2025–2026
model years
6
vehicle entries
Official summary
This preliminary information is to inform technicians and customers that GM is aware of this concern and to not replace any parts at this time. This will be fixed in a future software update.
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.