# Service bulletin 15\-236\-18

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: Service bulletin
- NHTSA id: 10153611
- Published by NHTSA: 2019\-02\-25
- Manufacturer's number: 15\-236\-18
- Manufacturer's date: 2018\-12\-04
- NHTSA component: EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM\(GLOBAL POSITIONING SYSTEM\); EQUIPMENT; ELECTRICAL SYSTEM:SOFTWARE

## NHTSA's summary

The following information addresses reprogramming file availability and a software update installation procedure to provide optimization to the new Harman Gen 3.1 Audio and Navigation head units utilized in the models as listed above. The procedure will involve either downloading the software update files from Subarunet \(or using those sent directly from Nuspire\) and transferring them onto a flash drive for head unit installation.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2018/MC-10153611-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2018/MC-10153611-9999.pdf)

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

## Components

Electrical system, Equipment and accessories, Software

## Vehicles listed

- SUBARU SUBARU

JSON: [/v1/bulletins/10153611](/v1/bulletins/10153611)

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