Cadillac Lyriq 2023 — technical service bulletin
Bulletin PIE0779B · NHTSA communication 10254038 · issued Apr 17, 2024
Technical service bulletin
communication type
Electrical System
component
2023
model years
2
vehicle entries
Official summary
This engineering information (EI) closure ends the need for gathering further information from the field. Dealers should refer to Field action N232428540 in SI.
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.