Buick Enclave 2025 — technical service bulletin
Bulletin 25-NA-021 · NHTSA communication 11017093 · issued Mar 20, 2025
Technical service bulletin
communication type
Electrical System
component
2025
model years
13
vehicle entries
Official summary
This technical bulletin provides repair information to correct a customer concern of Radio Software Update W23E-178.1.2-M174-SQBR6-93.3
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.