Cadillac Optiq 2025 — technical service bulletin
Bulletin PIC6601B · NHTSA communication 11024442 · issued Oct 14, 2025
Technical service bulletin
communication type
Unknown OR Other
component
2025
model years
2
vehicle entries
Official summary
This Preliminary information communicates to the technician the possible cause for creak, rattle or tick noise coming from the LH side of the dash.
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.