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Over-the-air update 654.30

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 id11028084
Published by NHTSA2026-02-03
Manufacturer's number654.30
Manufacturer's date2026-01-30
Campaign id or software version654.30
NHTSA componentUNKNOWN OR OTHER
Manufacturer's systemCGM, LRR: CGM-GTW (Communication Gateway Module), LRR (Long Range Radar)

NHTSA's summary

• Improvements to the performance of Automatic Emergency Braking and Adaptive Cruise Control braking. • Fixes to help ensure proper functionality of Forward Collision Alert and availability of driver assistance features. • 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
BUICK ENCLAVE2025
CHEVROLET TRAVERSE2025
GMC ACADIA2025

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