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Over-the-air update Update Gateway 2026.3

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)
TypeOver-the-air update
NHTSA id11037755
Published by NHTSA2026-10-02
Manufacturer's numberUpdate Gateway 2026.3
Manufacturer's date2026-10-01
Campaign id or software versionUpdate Gateway 2026.3
NHTSA componentUNKNOWN OR OTHER
Manufacturer's systemCGM-OTA: CGM-OTA (Communication Gateway Module - OTA Micro)

NHTSA's summary

This update contains a required software change to help improve the overall software update and diagnostics process.

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 EQUINOX2025
GMC TERRAIN2025

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