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Service bulletin L-SB-0032-23

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 id10238135
Published by NHTSA2023-06-26
Manufacturer's numberL-SB-0032-23
Manufacturer's date2023-05-15
NHTSA componentENGINE AND ENGINE COOLING

NHTSA's summary

TSB: Some 2016 ? 2022 model year RX 450h and 2018 ? 2022 model year RX 450hL vehicles may exhibit a squawk/knock noise from the engine compartment when depressing and/or releasing the brake pedal. Follow the Repair Procedure in this bulletin to address this condition.

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

Vehicles listed
LEXUS RX HYBRID2016 to 2022

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