Warranty extension M1555
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 | Warranty extension |
|---|---|
| NHTSA id | 11018144 |
| Published by NHTSA | 2025-05-08 |
| Manufacturer's number | M1555 |
| Manufacturer's date | 2025-04-18 |
| NHTSA component | ELECTRICAL SYSTEM; UNKNOWN OR OTHER |
NHTSA's summary
SERVICE BULLETIN M1555 (REV H): BATTERY WARRANTY GUIDELINES. PURPOSE: This bulletin informs the dealership network that Harley-Davidson has provided guidelines for battery warranty. REV H. Update section headers: AGM and Lithium-Iron Phosphate Batteries. Add graphics and callouts. Updated: Information on Battery.
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
| HARLEY-DAVIDSON FLDE | 2018 to 2020 |
|---|---|
| HARLEY-DAVIDSON FLFB | 2018 to 2019 |
| HARLEY-DAVIDSON FLFB | 2025 |
| HARLEY-DAVIDSON FLFBS | 2018 to 2024 |
| HARLEY-DAVIDSON FLFBS ANV | 2018 |
| HARLEY-DAVIDSON FLFBS ANX | 2018 |
| HARLEY-DAVIDSON FLFBSANV | 2020 |
| HARLEY-DAVIDSON FLFBSANV | 2023 |
| HARLEY-DAVIDSON FLH | 2021 |
| HARLEY-DAVIDSON FLHC | 2018 to 2021 |
| HARLEY-DAVIDSON FLHC | 2025 |
| HARLEY-DAVIDSON FLHCS | 2018 to 2024 |
| HARLEY-DAVIDSON FLHCS ANV | 2018 |
| HARLEY-DAVIDSON FLHCS ANV | 2023 |
| HARLEY-DAVIDSON FLHFB | 2023 |
| HARLEY-DAVIDSON FLHP | 2018 to 2025 |
| HARLEY-DAVIDSON FLHR | 2018 to 2022 |
| HARLEY-DAVIDSON FLHRXS | 2018 to 2025 |
| HARLEY-DAVIDSON FLHT | 2019 to 2022 |
| HARLEY-DAVIDSON FLHTCU | 2018 to 2019 |
| HARLEY-DAVIDSON FLHTCUTG | 2018 to 2025 |
| HARLEY-DAVIDSON FLHTCUTG ANV | 2018 |
| HARLEY-DAVIDSON FLHTCUTGANV | 2023 |
| HARLEY-DAVIDSON FLHTCUTGSE | 2019 to 2022 |
| HARLEY-DAVIDSON FLHTK | 2018 to 2024 |
| HARLEY-DAVIDSON FLHTK ANV | 2018 |
| HARLEY-DAVIDSON FLHTK SHRINE | 2020 to 2023 |
| HARLEY-DAVIDSON FLHTKANV | 2023 |
| HARLEY-DAVIDSON FLHTKL | 2018 to 2019 |
| HARLEY-DAVIDSON FLHTKSE | 2018 to 2021 |
| HARLEY-DAVIDSON FLHTKSE ANV | 2018 |
| HARLEY-DAVIDSON FLHTP | 2018 to 2025 |
| HARLEY-DAVIDSON FLHX | 2018 to 2025 |
| HARLEY-DAVIDSON FLHX ANV | 2018 |
| HARLEY-DAVIDSON FLHX ANX | 2018 |
| HARLEY-DAVIDSON FLHXS | 2018 to 2023 |
| HARLEY-DAVIDSON FLHXSANV | 2023 |
| HARLEY-DAVIDSON FLHXSE | 2018 to 2024 |
| HARLEY-DAVIDSON FLHXST | 2022 to 2023 |
| HARLEY-DAVIDSON FLHXU | 2025 |
| HARLEY-DAVIDSON FLI | 2024 |
| HARLEY-DAVIDSON FLRT | 2018 to 2025 |
| HARLEY-DAVIDSON FLSB | 2018 to 2022 |
| HARLEY-DAVIDSON FLSB | 2024 |
| HARLEY-DAVIDSON FLSL | 2018 to 2021 |
| HARLEY-DAVIDSON FLTRK | 2020 to 2024 |
| HARLEY-DAVIDSON FLTRKSE | 2022 |
| HARLEY-DAVIDSON FLTRKSE ANV | 2023 |
| HARLEY-DAVIDSON FLTRT | 2023 to 2025 |
| HARLEY-DAVIDSON FLTRU | 2018 to 2019 |
| HARLEY-DAVIDSON FLTRX | 2018 to 2025 |
| HARLEY-DAVIDSON FLTRXP | 2024 to 2025 |
| HARLEY-DAVIDSON FLTRXRRSE | 2025 |
| HARLEY-DAVIDSON FLTRXS | 2018 to 2023 |
| HARLEY-DAVIDSON FLTRXSANV | 2023 |
| HARLEY-DAVIDSON FLTRXSE | 2018 to 2025 |
| HARLEY-DAVIDSON FLTRXST | 2022 to 2023 |
| HARLEY-DAVIDSON FLTRXSTSE | 2023 to 2025 |
| HARLEY-DAVIDSON FXBB | 2018 to 2020 |
| HARLEY-DAVIDSON FXBB | 2025 |
| HARLEY-DAVIDSON FXBBS | 2021 to 2024 |
| HARLEY-DAVIDSON FXBR | 2018 to 2019 |
| HARLEY-DAVIDSON FXBR | 2023 to 2025 |
| HARLEY-DAVIDSON FXBRS | 2018 to 2020 |
| HARLEY-DAVIDSON FXBRS | 2022 to 2023 |
| HARLEY-DAVIDSON FXBRS ANX | 2018 |
| HARLEY-DAVIDSON FXDB | 2018 |
| HARLEY-DAVIDSON FXDRS | 2019 to 2020 |
| HARLEY-DAVIDSON FXFB | 2018 to 2019 |
| HARLEY-DAVIDSON FXFBS | 2018 to 2024 |
| HARLEY-DAVIDSON FXLR | 2018 to 2020 |
| HARLEY-DAVIDSON FXLRS | 2020 to 2025 |
| HARLEY-DAVIDSON FXLRST | 2022 to 2025 |
| HARLEY-DAVIDSON FXRST | 2022 |
| HARLEY-DAVIDSON FXSB | 2018 |
| HARLEY-DAVIDSON FXST | 2020 to 2024 |
| HARLEY-DAVIDSON RA1250 | 2021 to 2024 |
| HARLEY-DAVIDSON RA1250S | 2021 to 2025 |
| HARLEY-DAVIDSON RA1250SE | 2024 to 2025 |
| HARLEY-DAVIDSON RA1250ST | 2025 |
| HARLEY-DAVIDSON RA975 | 2022 |
| HARLEY-DAVIDSON RA975S | 2022 |
| HARLEY-DAVIDSON RH1250S | 2021 to 2025 |
| HARLEY-DAVIDSON RH975 | 2022 to 2025 |
| HARLEY-DAVIDSON RH975S | 2023 to 2025 |
| HARLEY-DAVIDSON RS975 | 2021 |
| HARLEY-DAVIDSON RS975S | 2021 |
| HARLEY-DAVIDSON XG500 | 2018 to 2020 |
| HARLEY-DAVIDSON XG750 | 2018 to 2020 |
| HARLEY-DAVIDSON XG750A | 2018 to 2020 |
| HARLEY-DAVIDSON XL1200C | 2018 to 2020 |
| HARLEY-DAVIDSON XL1200CX | 2018 to 2021 |
| HARLEY-DAVIDSON XL1200NS | 2018 to 2021 |
| HARLEY-DAVIDSON XL1200T | 2020 |
| HARLEY-DAVIDSON XL1200X | 2018 to 2022 |
| HARLEY-DAVIDSON XL1200X ANX | 2018 |
| HARLEY-DAVIDSON XL1200XS | 2018 to 2020 |
| HARLEY-DAVIDSON XL883L | 2018 to 2021 |
| HARLEY-DAVIDSON XL883N | 2018 to 2022 |
| HARLEY-DAVIDSON duplicate productRA1250 | 2021 |
Listing a model year does not mean every vehicle of it is concerned: the document says which.