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Service bulletin PIC6611B

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 id11023341
Published by NHTSA2025-09-25
Manufacturer's numberPIC6611B
Manufacturer's date2025-09-16
NHTSA componentUNKNOWN OR OTHER

NHTSA's summary

PI provides information on how to obtain a restricted radio

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 ENCORE GX2024, 2025
BUICK ENVISTA2024, 2025
CHEVROLET TRAILBLAZER2024, 2025
CHEVROLET TRAX2024, 2025

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