Cadillac XT4 2024–2025 — technical service bulletin
Bulletin PIC6564A · NHTSA communication 11011173 · issued Nov 4, 2024
Technical service bulletin
communication type
Electrical System
component
2024–2025
model years
2
vehicle entries
Official summary
This Preliminary information communicates the direction a dealer/technician should take if a customer inquires about the installation of a trailer hitch or if the trailer lighting is inoperative for vehicles built without RPO option V92.
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.