Cadillac Lyriq 2023 — technical service bulletin
Bulletin PIE0779 · NHTSA communication 10250792 · issued Feb 19, 2024
Technical service bulletin
communication type
Electrical System
component
2023
model years
1
vehicle entries
Official summary
This engineering information (EI) provides special update instructions for A11 Radio.
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.