Cadillac Lyriq 2023 — technical service bulletin
Bulletin N232397810 · NHTSA communication 10234546 · issued Apr 19, 2023
Technical service bulletin
communication type
Equipment
component
2023
model years
1
vehicle entries
Official summary
Service Update - Certain vehicles may have a condition in which audio is lost for phone calls using Bluetooth or OnStar. Dealers are to reprogram the Virtual Cockpit Unit (VCU) software.
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.