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Service bulletin 23LE04_Dealer Le

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 id10236185
Published by NHTSA2023-05-15
Manufacturer's number23LE04_Dealer Le
Manufacturer's date2023-04-03
NHTSA componentSERVICE BRAKES

NHTSA's summary

DL: Although the Brake Booster and Brake Booster Pump Assembly are covered by Lexus?s New Vehicle Limited Warranty for 4 years or 50,000 miles (whichever comes first), we at Lexus care about the customers? ownership experience. Lexus is providing coverage for repairs in the subject vehicles related to certain internal malfunctions of the Brake Booster Pump Assembly and/or Brake Booster, depending on the model.

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

Brakes

Vehicles listed
LEXUS GS HYBRID2013
LEXUS GS450H2014 to 2015
LEXUS HS 250 HYBRID2010 to 2012
LEXUS LS4602013 to 2017
LEXUS LS600H2008 to 2012
LEXUS RX HYBRID2016 to 2019

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