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Service bulletin BBOM11242021

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 id10203803
Published by NHTSA2021-12-03
Manufacturer's numberBBOM11242021
Manufacturer's date2021-11-24
NHTSA componentELECTRICAL SYSTEM; ELECTRICAL SYSTEM:SOFTWARE

NHTSA's summary

Dealer Message - Today, November 24, 2021, Acura is announcing a product update for certain 2017-2018 NSX vehicles for a software defect that may prevent the output of the calibration ID (CID) to a generic scan tool (GST). Perform an iN VIN status inquiry to determine which units in your inventory are affected.

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

Electrical system, Software

Vehicles listed
ACURA NSX2017, 2018

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

Other bulletins for the same vehicles and component
B21-0362021-12-03. Service bulletin. Service Bulletin - Due to a software defect between two CPUs, the Generic Scan Tool (GST) may not be able to read the Calibration ID (CID) of the CPU under some limited conditions.