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Service bulletin JLG_Dealer Email

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 id10164881
Published by NHTSA2019-09-16
Manufacturer's numberJLG_Dealer Email
Manufacturer's date2019-08-08
NHTSA componentENGINE AND ENGINE COOLING:EXHAUST SYSTEM

NHTSA's summary

Dealer Email: - The Dealer Letter has been updated to include additional model years under Phase 2 of Special Service Campaign JLG. Condition There is a possibility that moisture in the air may cause a filter in the vehicle emissions system to degrade. This degradation could cause damage to other parts of the vehicle emission system and illuminate the check engine light (Malfunction Indicator Light). Remedy Any authorized Lexus dealer will replace the filter in the air injection pump with one of an improved design and replace the air switching valves in the vehicle emissions system FREE OF CHARGE. The dealer will also inspect the air injection pump for damage and may replace the air injection pump, as needed, FREE OF CHARGE. Covered Vehicles There are approximately 39,200 vehicles covered by this Special Service Campaign. There are approximately 200 vehicles involved in this Special Service Campaign were distributed to Puerto

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, Exhaust and emissions

Vehicles listed
LEXUS GX4602011 to 2013

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