Chevrolet Equinox 2023–2024 — technical service bulletin
Bulletin 25-NA-147 · NHTSA communication 11026093 · issued Jun 3, 2025
Technical service bulletin
communication type
Engine
component
2023–2024
model years
4
vehicle entries
Official summary
this bulletin provides a procedure to verify if the ECM is at the latest update before testing the fuel system.
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.