Cadillac CT6 2016–2023 — technical service bulletin
Bulletin 23-NA-019 · NHTSA communication 10232462 · issued Feb 24, 2023
Technical service bulletin
communication type
Structure
component
2016–2023
model years
9
vehicle entries
Official summary
This bulletin provides information on Corvette C8 and Cadillac CT6 Structural Parts Restriction.
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.