Cadillac CT4 2022–2024 — technical service bulletin
Bulletin PIP5865B · NHTSA communication 10253065 · issued Mar 6, 2024
Technical service bulletin
communication type
Parking Brake
component
2022–2024
model years
9
vehicle entries
Official summary
This Preliminary information communicates the possibility of DTC P30BF failing on low mile vehicles due to the possibility of the cylinder 1/2 sliding barrel binding on intake camshaft.
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.