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Service bulletin CT2020-004

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 id10171061
Published by NHTSA2020-02-05
Manufacturer's numberCT2020-004
Manufacturer's date2020-01-22
NHTSA componentEQUIPMENT; ELECTRICAL SYSTEM

NHTSA's summary

TECHNICAL SERVICE CALL TASK CT2020-004 P&A Harmon Radio Reflash. PURPOSE: Instruct dealers to re-flash 57 Harmon Cardon radios sold as P&A without unique VIN. Reflash to update software to newest version.

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, Equipment and accessories

Vehicles listed
HARLEY-DAVIDSON FLHR2020
HARLEY-DAVIDSON FLHRXS2020
HARLEY-DAVIDSON FLHT2020
HARLEY-DAVIDSON FLHTCUTG2020
HARLEY-DAVIDSON FLHTCUTGSE2020
HARLEY-DAVIDSON FLHTK2020
HARLEY-DAVIDSON FLHTK SHRINE2020
HARLEY-DAVIDSON FLHTKSE2020
HARLEY-DAVIDSON FLHTP2020
HARLEY-DAVIDSON FLHX2020
HARLEY-DAVIDSON FLHXS2020
HARLEY-DAVIDSON FLHXSE2020
HARLEY-DAVIDSON FLRT2020
HARLEY-DAVIDSON FLSB2020
HARLEY-DAVIDSON FLSL2020
HARLEY-DAVIDSON FLTRK2020
HARLEY-DAVIDSON FLTRX2020
HARLEY-DAVIDSON FLTRXS2020
HARLEY-DAVIDSON FLTRXSE2020

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