Cadillac XT4 2024 — technical service bulletin
Bulletin 24-NA-104 · NHTSA communication 11002310 · issued Jun 7, 2024
Technical service bulletin
communication type
Electrical System
component
2024
model years
1
vehicle entries
Official summary
This service bulletin provides repair information to correct a customer concern of ANC Microphone Projecting Loud Engine Noise in Cabin at 1200-2500 RPM.
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.