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Service bulletin PIT5578E

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService bulletin
NHTSA id11022771
Published by NHTSA2025-09-05
Manufacturer's numberPIT5578E
Manufacturer's date2025-08-27
NHTSA componentUNKNOWN OR OTHER

NHTSA's summary

This preliminary information advises technicians the heater hose clamps are one time use only.

The document

The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.

Vehicles listed
CHEVROLET EQUINOX2018, 2019, 2020, 2021, 2022, 2023, 2024
GMC TERRAIN2018, 2019, 2020, 2021, 2022, 2023, 2024

Listing a model year does not mean every vehicle of it is concerned: the document says which.