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Service bulletin I-20-01-A

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 id10172520
Published by NHTSA2020-03-16
Manufacturer's numberI-20-01-A
Manufacturer's date2020-02-28
NHTSA componentSTRUCTURE; ENGINE AND ENGINE COOLING

NHTSA's summary

Some Indian Challenger motorcycles may exhibit poor run quality and engine misfire shortly after setup and/or delivery to customer. Indian Motorcycle engineering has released an updated ECU calibration and throttle body inspection procedure to correct this issue on affected motorcycles.

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

Body and frame, Engine

Vehicles listed
INDIAN CHALLENGER2020

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