Cadillac Lyriq 2024 — technical service bulletin
Bulletin PIC6635 · NHTSA communication 11026716 · issued Dec 16, 2025
Technical service bulletin
communication type
Unknown / Other
component
2024
model years
1
vehicle entries
Official summary
This preliminary information is to inform technicians that GM is aware of this issue and engineering is currently investigating. Technicians are to not replace any parts at this time.
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.