Buick Encore GX 2023–2024 — technical service bulletin
Bulletin 24-NA-021 · NHTSA communication 11002025 · issued Jun 5, 2024
Technical service bulletin
communication type
Engine
component
2023–2024
model years
6
vehicle entries
Official summary
This bulletin provides a procedure to replace the oil pump if the code noted was set do to the debris left in the pump during production.
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.