Service bulletin M1698
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 | 11021208 |
| Published by NHTSA | 2025-08-02 |
| Manufacturer's number | M1698 |
| Manufacturer's date | 2025-07-17 |
| NHTSA component | ENGINE; UNKNOWN OR OTHER |
NHTSA's summary
SERVICE BULLETIN M1698: BILL OF MATERIALS CHANGE FOR CENTER-COOLED WARRANTY REPLACEMENT ENGINES. PURPOSE: Initial release. This bulletin informs dealers that starting on August 1, 2025, the Milwaukee-Eight Center-Cooled Direct Ship Warranty engines will not come with the decorative camshaft cover or Variable Valve Timing (VVT) solenoid. This involves all: • Non-VVT equipped Touring and Softail models • VVT solenoid equipped CVO models. NOTE: On VVT models, the solenoid opening will be plugged to prevent contamination.
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
Engine
| HARLEY-DAVIDSON FLFB | 2025 |
|---|---|
| HARLEY-DAVIDSON FLHC | 2025 |
| HARLEY-DAVIDSON FLHX | 2024 to 2025 |
| HARLEY-DAVIDSON FLHXSE | 2023 to 2024 |
| HARLEY-DAVIDSON FLHXU | 2025 |
| HARLEY-DAVIDSON FLTRX | 2024 to 2025 |
| HARLEY-DAVIDSON FLTRXSE | 2023 to 2025 |
| HARLEY-DAVIDSON FLTRXSTSE | 2024 to 2025 |
| HARLEY-DAVIDSON FXBB | 2025 |
| HARLEY-DAVIDSON FXBR | 2025 |
| HARLEY-DAVIDSON FXLRS | 2025 |
| HARLEY-DAVIDSON FXLRST | 2025 |
Listing a model year does not mean every vehicle of it is concerned: the document says which.