# Service bulletin M1490

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: 10168774
- Published by NHTSA: 2019\-12\-05
- Manufacturer's number: M1490
- Manufacturer's date: 2019\-11\-25
- NHTSA component: ELECTRICAL SYSTEM

## NHTSA's summary

SERVICE BULLETIN M1490: DIGITAL TECHNICIAN II \- UPDATES AND RELEASE NOTES. PURPOSE: This bulletin informs dealers that Harley\-Davidson has made a software update to DT II \(Digital Technician II\). DIGITAL TECHNICIAN II \(PART NUMBER: HD\-48650\). New Software Update Version 20.6 Release Date: Week of November 25, 2019. Updated 2019 and 2020 Trike ABS \(Anti\-lock Braking System\) software for recall 0175. Refer to Bulletin M1506.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2019/MC-10168774-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2019/MC-10168774-9999.pdf)

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

## Components

Electrical system

## Vehicles listed

- HARLEY\-DAVIDSON HARLEY\-DAVIDSON

JSON: [/v1/bulletins/10168774](/v1/bulletins/10168774)

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