Cadillac Lyriq 2023 — technical service bulletin
Bulletin N222390690 · NHTSA communication 10236077 · issued May 11, 2023
Technical service bulletin
communication type
Electrical System
component
2023
model years
1
vehicle entries
Official summary
Service Update. Certain vehicles may have a condition in which the high voltage harness contacts a sharp edge on the high voltage battery case. Dealers will install anti-abrasion tape and secure the high voltage harness.
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.