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Service bulletin PAB1108

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.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService bulletin
NHTSA id10189992
Published by NHTSA2021-04-06
Manufacturer's numberPAB1108
Manufacturer's date2021-03-03
NHTSA componentENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE (ECU/ECM); EQUIPMENT; ELECTRICAL SYSTEM

NHTSA's summary

GENUINE MOTOR PARTS AND MOTOR ACCESSORIES BULLETIN PAB1108: SCREAMIN' EAGLE STREET TUNER UPDATE FOR 2021. PURPOSE. Revision. To inform dealers that all Screamin' Eagle® Street Tuner calibrations will have a delayed availability due to the 2021 Electronic Control Module (ECM) change on Milwaukee-Eight® (MKE-8) models. Update: Screamin' Eagle Street Tuner 49-State (only) calibrations for 2021 vehicles are now available. In addition, Street Tuner calibrations for 2018-2021 Softail® Stage III (119ci & 122ci) kits (49-State only) are also now available. Refer to PAB1111

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, Engine, Equipment and accessories, Engine control module

Vehicles listed
HARLEY-DAVIDSON HARLEY-DAVIDSON

Listing a model year does not mean every vehicle of it is concerned: the document says which.