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Service bulletin 23-EE-008G

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 id10235574
Published by NHTSA2023-05-04
Manufacturer's number23-EE-008G
Manufacturer's date2023-04-27
NHTSA componentENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE (ECU/ECM); ENGINE AND ENGINE COOLING

NHTSA's summary

This bulletin addresses a condition of Idle Stop Go (ISG) inoperative not turning off the engine and provides information related to an ECU software update for improvement of: - ISG operation in relation to the battery SOH (State Of Health) condition (deleted as a criteria). - ISG engagement with satisfied battery SOC (State Of Charge).

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

Engine, Engine control module

Vehicles listed
GENESIS G702019, 2020, 2021

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