Buick Enclave 2024–2025 — technical service bulletin
Bulletin 25-NA-132 · NHTSA communication 11024953 · issued May 17, 2025
Technical service bulletin
communication type
Engine
component
2024–2025
model years
5
vehicle entries
Official summary
This bulletin provides a procedure to verify a noise and replace the oil pump shaft assembly if the gears of the pump and balance shaft are found the issue of the customers concern.
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.