Cadillac Lyriq 2023 — technical service bulletin
Bulletin PIC6500B · NHTSA communication 11007683 · issued Sep 11, 2024
Technical service bulletin
communication type
Vehicle Speed Control
component
2023
model years
1
vehicle entries
Official summary
This Preliminary information communicates that a customer may see a Super Cruise Unavailable message with U053C setting and Engineering is working on a resolution.
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.