Cadillac Lyriq 2023 — technical service bulletin
Bulletin PIP5902 · NHTSA communication 10232826 · issued Feb 20, 2023
Technical service bulletin
communication type
Power Train
component
2023
model years
1
vehicle entries
Official summary
This Preliminary information communicates to the dealer of codes that set not to clear,unhook 12 volt power or program any module until discussing case with GM TAC. Once TAC case is started we will be reqesting the service managers name for a disptch of the FSE to gather a data dump for engineering review.
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.