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Service bulletin PIC6526

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 id10246013
Published by NHTSA2023-12-04
Manufacturer's numberPIC6526
Manufacturer's date2023-10-20
NHTSA componentEQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.

NHTSA's summary

This Preliminary information communicates to dealership technicians that this is a radio software concern that caused this issue. USB updating and SPS reprogramming the A11 radio will correct this concern.

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.

Components

Equipment and accessories

Vehicles listed
CADILLAC redundant LYRIQ2024

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