Buick Enclave 2024–2025 — technical service bulletin
Bulletin 654.10 · NHTSA communication 11025909 · issued Nov 19, 2025
Technical service bulletin
communication type
Unknown OR Other
component
2024–2025
model years
10
vehicle entries
Official summary
Fixes to help prevent loss of functionality for OnStar, infotainment apps, and connectivity features. During the update process, your radio may stay on up to 5 minutes after you exit the vehicle. This is expected behavior when an update package is onboard the vehicle.
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.