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April 12, 2025 Service bulletin

Early production 2025 softail engine oil overfill

Harley-Davidson technical service bulletin M1681 for 2025 Harley-Davidson Fxlrst, 2025 Harley-Davidson FLHC and 2025 Harley-Davidson Fxlrs and others.

Bulletin number
M1681
Component
Engine
Summary
SERVICE BULLETIN M1681: EARLY PRODUCTION 2025 SOFTAIL ENGINE OIL OVERFILL. PURPOSE: This bulletin informs dealers that the engine oil of a limited range of 2025 Softail models was overfilled at the assembly plant. This can cause temporary smoking from the exhaust pipe.

Owners of these vehicles have filed 2 complaints in the engine category.

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