# Over\-the\-air update AA31388

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.

- Type: Over\-the\-air update
- NHTSA id: 11036658
- Published by NHTSA: 2026\-09\-02
- Manufacturer's number: AA31388
- Manufacturer's date: 2026\-08\-20
- Campaign id or software version: 8A050\-36W\-AA21
- NHTSA component: ELECTRICAL SYSTEM

## NHTSA's summary

Over the Air System Updates \- 2026 Prelude: Software Update for Audio System software version 8A050\-36W\-AA21.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2026/MC-11036658-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2026/MC-11036658-9999.pdf)

The document is the manufacturer's. This site does not hold it.

## Components

Electrical system

## Vehicles listed

- 2026 HONDA PRELUDE

## Other bulletins for the same vehicles and component

- [AATS30566](/bulletins/11031289.md), 2026-04-14, Other: ELECTRICAL SYSTEM. Tech Line Summary \- The vehicle's infotainment system displays previously viewed SMS messages upon each ignition cycle, when the customer's Android phone is connected via Bluetooth.

JSON: [/v1/bulletins/11036658](/v1/bulletins/11036658)

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