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Service bulletins for the 2023 Subaru BRZ

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.

169 on file from NHTSA, as of 2026-10-19.

About B1572 on the 2023 Subaru BRZ: what the code means, and the bulletins and recalls about the same components.

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Only bulletins with trouble code: B1572 are shown. Show all

Bulletins, newest first
18-230-262026-06-01. Service bulletin. ENGINE. This bulletin announces the diagnostic procedures to be used when DTCs B1571(REFERENCE CODE INCOMPATIBILITY IMMOBILIZER CM TO ECM) and B1572(IMM CIRCUIT EXCEPT ANTENNA CIRCUIT) are detected by Keyless Access with Push Button Start(KACM).

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.