Exhaust smoke, oil carry-over or milky oil (M8 models with transmission-mounted breather)
Harley-Davidson technical service bulletin M1722 for 2024-2026 Harley-Davidson FLHX, 2024 Harley-Davidson Flhtk and 2024-2026 Harley-Davidson Fltrx and others.
- Bulletin number
- M1722
- Component
- Engine
- Summary
- SERVICE BULLETIN M1722 (REV A): EXHAUST SMOKE, OIL CARRY-OVER OR MILKY OIL (M8 MODELS WITH TRANSMISSION-MOUNTED BREATHER). PURPOSE: Revision A. Purpose for Service Bulletin. This bulletin informs dealers about: • The cause and effects of moisture in engine oil. • Service Manual troubleshooting updates for Milwaukee-Eight engines with the transmission-mounted breather, that have symptoms of moisture in oil and the best practices to avoid creating such instances. • New Job Time Code (JTC 3017 Diagnose Oil Carryover/Moisture) for service manual troubleshooting.
Owners of these vehicles have filed 17 complaints in the engine category.
Vehicles covered
- Harley-Davidson FLHX 2024-2026 202420252026
- Harley-Davidson Flhtk 2024 2024
- Harley-Davidson Fltrx 2024-2026 202420252026
- Harley-Davidson FLHP 2024-2025 20242025
- Harley-Davidson Flhxse 2023-2026 2023202420252026
- Harley-Davidson Flhtp 2024-2025 20242025
- Harley-Davidson Fxlrst 2025-2026 20252026
- Harley-Davidson FLHC 2025-2026 20252026
- Harley-Davidson Fxlrs 2025-2026 20252026
- Harley-Davidson Fltrxse 2023-2025 202320242025
- Harley-Davidson Fltrk 2024 2024
- Harley-Davidson Flstfi 2025 2025
- Harley-Davidson Fltrt 2024-2026 202420252026
- Harley-Davidson Fltrxstse 2023-2026 2023202420252026
- Harley-Davidson Flhrxs 2024-2025 20242025
- Harley-Davidson FLFB 2025-2026 20252026
- Harley-Davidson FXBB 2025-2026 20252026
- Harley-Davidson Fltrkse Anv 2023 2023
- Harley-Davidson Fltrxp 2024-2026 202420252026
- Harley-Davidson Flhlt 2026 2026
- Harley-Davidson Flhxl 2026 2026
- Harley-Davidson Flhxu 2025 2025
- Harley-Davidson FXBR 2025-2026 20252026
- Harley-Davidson Flhxlse 2026 2026
- Harley-Davidson Flhxstse 2026 2026
- Harley-Davidson Fltrxl 2026 2026
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