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March 1, 2025 Service bulletin

BATTERY WARRANTY GUIDELINES. PURPOSE: [Revision G: Updated: Information on Battery

Harley-Davidson technical service bulletin M1555 for 2017-2019 Harley-Davidson Flhtcu, 2017-2024 Harley-Davidson FLHX and 2017-2024 Harley-Davidson Flhtk and others.

Bulletin number
M1555
Component
Unknown or other
Summary
SERVICE BULLETIN M1555 (REV G): BATTERY WARRANTY GUIDELINES. PURPOSE: [Revision G: Updated: Information on Battery. Update section headers: AGM and Lithium-Ion Batteries.] This bulletin informs the dealership network that Harley-Davidson has provided guidelines for battery warranty.

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