Chevrolet Equinox 2018–2024 — technical service bulletin
Bulletin PIT5578E · NHTSA communication 11022771 · issued Aug 27, 2025
Technical service bulletin
communication type
Unknown / Other
component
2018–2024
model years
14
vehicle entries
Official summary
This preliminary information advises technicians the heater hose clamps are one time use only.
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.