Buick Envista 2024–2025 — technical service bulletin
Bulletin 24-NA-256 · NHTSA communication 11011849 · issued Nov 7, 2024
Technical service bulletin
communication type
Electrical System
component
2024–2025
model years
4
vehicle entries
Official summary
This service bulletin provides a procedure to correct the condition of Sunroof False Reversal.
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.