Cadillac XT4 2024 — technical service bulletin
Bulletin PIE0783A · NHTSA communication 10252844 · issued Mar 27, 2024
Technical service bulletin
communication type
Engine and Engine Cooling
component
2024
model years
4
vehicle entries
Official summary
This engineering information (EI) is requesting information from technicians to perform the check list provided and contact the engineer listed in regard to the Check Engine Lamp illuminated on Driver Information Center (DIC).
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.