# 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: 11026163
- Published by NHTSA: 2025\-12\-05
- Manufacturer's number: M1490
- Manufacturer's date: 2025\-11\-18
- NHTSA component: ELECTRICAL SYSTEM; UNKNOWN OR OTHER

## NHTSA's summary

SERVICE BULLETIN M1490 \(V 26.0.2\): DIGITAL TECHNICIAN II \- UPDATES AND RELEASE NOTES. PURPOSE: Revision. This bulletin informs dealers that Harley\-Davidson has made a software update to Digital Technician II \(DT II\). DIGITAL TECHNICIAN II \(PART NUMBER: HD\-48650\). New Software Update Version 26.0.2. Release Date: Week of November 18, 2025. New Features, Changes. 2026 Vehicles, 2025 Softail and LiveWire S2DM/MH/AP EV3. NOTE: Digital Technician II \(DT II\) supports additional Harley\-Davidson motorcycle models and model years outside of those listed.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2025/MC-11026163-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2025/MC-11026163-9999.pdf)

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

## Components

Electrical system

## Vehicles listed

- 2012 HARLEY\-DAVIDSON FLD
- 2014 to 2015 HARLEY\-DAVIDSON FLD
- 2019 to 2020 HARLEY\-DAVIDSON FLDE
- 2019 HARLEY\-DAVIDSON FLFB
- 2025 HARLEY\-DAVIDSON FLFB
- 2019 to 2024 HARLEY\-DAVIDSON FLFBS
- 2020 HARLEY\-DAVIDSON FLFBSANV
- 2023 HARLEY\-DAVIDSON FLFBSANV
- 2021 HARLEY\-DAVIDSON FLH
- 2019 to 2021 HARLEY\-DAVIDSON FLHC
- 2025 HARLEY\-DAVIDSON FLHC
- 2019 to 2024 HARLEY\-DAVIDSON FLHCS
- 2019 to 2023 HARLEY\-DAVIDSON FLHCS ANV
- 2023 HARLEY\-DAVIDSON FLHFB
- 2010 to 2015 HARLEY\-DAVIDSON FLHP
- 2019 to 2025 HARLEY\-DAVIDSON FLHP
- 2010 to 2011 HARLEY\-DAVIDSON FLHPE
- 2010 to 2015 HARLEY\-DAVIDSON FLHR
- 2020 to 2022 HARLEY\-DAVIDSON FLHR
- 2011 HARLEY\-DAVIDSON FLHR103
- 2013 HARLEY\-DAVIDSON FLHR103
- 2010 to 2011 HARLEY\-DAVIDSON FLHRC
- 2013 to 2015 HARLEY\-DAVIDSON FLHRC
- 2011 to 2012 HARLEY\-DAVIDSON FLHRC103
- 2013 to 2014 HARLEY\-DAVIDSON FLHRSE
- 2011 HARLEY\-DAVIDSON FLHRUSE
- 2011 HARLEY\-DAVIDSON FLHRX103
- 2019 to 2025 HARLEY\-DAVIDSON FLHRXS
- 2010 HARLEY\-DAVIDSON FLHT
- 2019 to 2022 HARLEY\-DAVIDSON FLHT
- 2010 to 2013 HARLEY\-DAVIDSON FLHTC
- 2011 to 2012 HARLEY\-DAVIDSON FLHTC103
- 2010 to 2011 HARLEY\-DAVIDSON FLHTCU
- 2013 to 2015 HARLEY\-DAVIDSON FLHTCU
- 2014 to 2015 HARLEY\-DAVIDSON FLHTCU TC
- 2011 to 2014 HARLEY\-DAVIDSON FLHTCU103
- 2015 HARLEY\-DAVIDSON FLHTCUL
- 2015 HARLEY\-DAVIDSON FLHTCUL TC
- 2010 HARLEY\-DAVIDSON FLHTCUSE5
- 2011 HARLEY\-DAVIDSON FLHTCUSE6
- 2012 HARLEY\-DAVIDSON FLHTCUSE7
- 2013 HARLEY\-DAVIDSON FLHTCUSE8
- 2010 to 2015 HARLEY\-DAVIDSON FLHTCUTG
- 2020 to 2025 HARLEY\-DAVIDSON FLHTCUTG
- 2023 HARLEY\-DAVIDSON FLHTCUTGANV
- 2019 to 2022 HARLEY\-DAVIDSON FLHTCUTGSE
- 2010 to 2015 HARLEY\-DAVIDSON FLHTK
- 2020 to 2024 HARLEY\-DAVIDSON FLHTK
- 2020 to 2023 HARLEY\-DAVIDSON FLHTK SHRINE
- 2023 HARLEY\-DAVIDSON FLHTKANV
- 2015 HARLEY\-DAVIDSON FLHTKL
- 2014 to 2015 HARLEY\-DAVIDSON FLHTKSE
- 2020 to 2021 HARLEY\-DAVIDSON FLHTKSE
- 2010 to 2015 HARLEY\-DAVIDSON FLHTP
- 2020 to 2025 HARLEY\-DAVIDSON FLHTP
- 2010 to 2015 HARLEY\-DAVIDSON FLHX
- 2020 to 2025 HARLEY\-DAVIDSON FLHX
- 2011 to 2014 HARLEY\-DAVIDSON FLHX103
- 2014 to 2015 HARLEY\-DAVIDSON FLHXS
- 2020 to 2023 HARLEY\-DAVIDSON FLHXS
- 2023 HARLEY\-DAVIDSON FLHXSANV
- 2010 HARLEY\-DAVIDSON FLHXSE
- 2015 HARLEY\-DAVIDSON FLHXSE
- 2020 to 2025 HARLEY\-DAVIDSON FLHXSE
- 2011 HARLEY\-DAVIDSON FLHXSE2
- 2012 HARLEY\-DAVIDSON FLHXSE3
- 2022 to 2023 HARLEY\-DAVIDSON FLHXST
- 2025 HARLEY\-DAVIDSON FLHXU
- 2010 to 2012 HARLEY\-DAVIDSON FLHXXX
- 2024 HARLEY\-DAVIDSON FLI
- 2015 HARLEY\-DAVIDSON FLRT
- 2020 to 2025 HARLEY\-DAVIDSON FLRT
- 2013 HARLEY\-DAVIDSON FLS
- 2019 to 2022 HARLEY\-DAVIDSON FLSB
- 2024 HARLEY\-DAVIDSON FLSB
- 2019 to 2021 HARLEY\-DAVIDSON FLSL
- 2010 to 2015 HARLEY\-DAVIDSON FLSTC
- 2010 to 2011 HARLEY\-DAVIDSON FLSTF
- 2010 to 2015 HARLEY\-DAVIDSON FLSTFB
- 2025 HARLEY\-DAVIDSON FLSTFI
- 2010 to 2015 HARLEY\-DAVIDSON FLSTN
- 2014 to 2015 HARLEY\-DAVIDSON FLSTNSE
- 2010 to 2011 HARLEY\-DAVIDSON FLSTSB
- 2010 HARLEY\-DAVIDSON FLSTSE
- 2011 HARLEY\-DAVIDSON FLSTSE2
- 2012 HARLEY\-DAVIDSON FLSTSE3
- 2020 to 2024 HARLEY\-DAVIDSON FLTRK
- 2022 HARLEY\-DAVIDSON FLTRKSE
- 2023 HARLEY\-DAVIDSON FLTRKSE ANV
- 2023 to 2025 HARLEY\-DAVIDSON FLTRT
- 2010 to 2011 HARLEY\-DAVIDSON FLTRU
- 2013 HARLEY\-DAVIDSON FLTRU
- 2011 to 2013 HARLEY\-DAVIDSON FLTRU103
- 2011 HARLEY\-DAVIDSON FLTRUSE
- 2015 HARLEY\-DAVIDSON FLTRUSE
- 2010 to 2011 HARLEY\-DAVIDSON FLTRX
- 2013 HARLEY\-DAVIDSON FLTRX
- 2015 HARLEY\-DAVIDSON FLTRX
- 2020 to 2025 HARLEY\-DAVIDSON FLTRX
- 2011 to 2013 HARLEY\-DAVIDSON FLTRX103
- 2024 to 2025 HARLEY\-DAVIDSON FLTRXP
- 2025 HARLEY\-DAVIDSON FLTRXRRSE
- 2015 HARLEY\-DAVIDSON FLTRXS
- 2020 to 2023 HARLEY\-DAVIDSON FLTRXS
- 2023 HARLEY\-DAVIDSON FLTRXSANV
- 2012 HARLEY\-DAVIDSON FLTRXSE
- 2020 to 2025 HARLEY\-DAVIDSON FLTRXSE
- 2013 HARLEY\-DAVIDSON FLTRXSE2
- 2022 to 2023 HARLEY\-DAVIDSON FLTRXST
- 2023 to 2025 HARLEY\-DAVIDSON FLTRXSTSE
- 2019 to 2020 HARLEY\-DAVIDSON FXBB
- 2025 HARLEY\-DAVIDSON FXBB
- 2021 to 2024 HARLEY\-DAVIDSON FXBBS
- 2019 HARLEY\-DAVIDSON FXBR
- 2023 to 2025 HARLEY\-DAVIDSON FXBR
- 2019 to 2020 HARLEY\-DAVIDSON FXBRS
- 2022 to 2023 HARLEY\-DAVIDSON FXBRS
- 2010 to 2011 HARLEY\-DAVIDSON FXCWC
- 2010 HARLEY\-DAVIDSON FXD
- 2010 to 2015 HARLEY\-DAVIDSON FXDB
- 2013 HARLEY\-DAVIDSON FXDBP
- 2010 to 2014 HARLEY\-DAVIDSON FXDC
- 2010 to 2015 HARLEY\-DAVIDSON FXDF
- 2010 HARLEY\-DAVIDSON FXDFSE2
- 2010 to 2015 HARLEY\-DAVIDSON FXDL
- 2019 to 2020 HARLEY\-DAVIDSON FXDRS
- 2010 to 2014 HARLEY\-DAVIDSON FXDWG
- 2019 HARLEY\-DAVIDSON FXFB
- 2019 to 2024 HARLEY\-DAVIDSON FXFBS
- 2019 to 2020 HARLEY\-DAVIDSON FXLR
- 2020 to 2025 HARLEY\-DAVIDSON FXLRS
- 2022 to 2025 HARLEY\-DAVIDSON FXLRST
- 2022 HARLEY\-DAVIDSON FXRST
- 2011 to 2012 HARLEY\-DAVIDSON FXS
- 2013 to 2015 HARLEY\-DAVIDSON FXSB
- 2013 to 2014 HARLEY\-DAVIDSON FXSBSE
- 2010 to 2011 HARLEY\-DAVIDSON FXST
- 2020 to 2024 HARLEY\-DAVIDSON FXST
- 2010 HARLEY\-DAVIDSON FXSTC
- 2021 to 2024 HARLEY\-DAVIDSON RA1250
- 2021 to 2025 HARLEY\-DAVIDSON RA1250S
- 2024 to 2025 HARLEY\-DAVIDSON RA1250SE
- 2025 HARLEY\-DAVIDSON RA1250ST
- 2022 HARLEY\-DAVIDSON RA975
- 2022 HARLEY\-DAVIDSON RA975S
- 2021 to 2025 HARLEY\-DAVIDSON RH1250S
- 2022 to 2025 HARLEY\-DAVIDSON RH975
- 2023 to 2025 HARLEY\-DAVIDSON RH975S
- 2021 HARLEY\-DAVIDSON RS975S
- 2010 HARLEY\-DAVIDSON VRSCAW
- 2010 to 2015 HARLEY\-DAVIDSON VRSCDX
- 2010 to 2015 HARLEY\-DAVIDSON VRSCF
- 2015 HARLEY\-DAVIDSON XG500
- 2020 HARLEY\-DAVIDSON XG500
- 2015 HARLEY\-DAVIDSON XG750
- 2020 HARLEY\-DAVIDSON XG750
- 2020 HARLEY\-DAVIDSON XG750A
- 2010 HARLEY\-DAVIDSON XL1200C
- 2014 to 2015 HARLEY\-DAVIDSON XL1200C
- 2019 to 2020 HARLEY\-DAVIDSON XL1200C
- 2011 HARLEY\-DAVIDSON XL1200CP
- 2019 to 2021 HARLEY\-DAVIDSON XL1200CX
- 2010 to 2011 HARLEY\-DAVIDSON XL1200L
- 2010 to 2011 HARLEY\-DAVIDSON XL1200N
- 2019 to 2021 HARLEY\-DAVIDSON XL1200NS
- 2014 to 2015 HARLEY\-DAVIDSON XL1200T
- 2020 HARLEY\-DAVIDSON XL1200T
- 2012 HARLEY\-DAVIDSON XL1200V
- 2014 to 2015 HARLEY\-DAVIDSON XL1200V
- 2010 to 2012 HARLEY\-DAVIDSON XL1200X
- 2014 to 2015 HARLEY\-DAVIDSON XL1200X
- 2019 to 2022 HARLEY\-DAVIDSON XL1200X
- 2019 to 2020 HARLEY\-DAVIDSON XL1200XS
- 2010 HARLEY\-DAVIDSON XL883C
- 2010 to 2015 HARLEY\-DAVIDSON XL883L
- 2019 to 2021 HARLEY\-DAVIDSON XL883L
- 2010 to 2012 HARLEY\-DAVIDSON XL883N
- 2014 HARLEY\-DAVIDSON XL883N
- 2019 to 2022 HARLEY\-DAVIDSON XL883N
- 2010 to 2011 HARLEY\-DAVIDSON XL883R
- 2010 HARLEY\-DAVIDSON XR1200
- 2010 to 2012 HARLEY\-DAVIDSON XR1200X

JSON: [/v1/bulletins/11026163](/v1/bulletins/11026163)

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