TSB L-SB-0032-23 — Lexus Service bulletin
L-SB-0032-23 is a service bulletin on file with NHTSA for the Lexus RX, 2016–2019 model years. A TSB is factory repair guidance, not a recall — the repair is not automatically free.
What the bulletin says. 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.
NHTSA's own summary of the document, quoted from the public manufacturer-communications file.
Vehicles and model years L-SB-0032-23 names
Every document filed under L-SB-0032-23
| Document ID | Filed | Type |
|---|---|---|
| L-SB-0032-23 Rev | October 2, 2023 | Service bulletin |
What L-SB-0032-23 covers
Brakes & stability, Engine — the component vocabulary NHTSA files this communication under.
Questions buyers ask
What is TSB L-SB-0032-23?
L-SB-0032-23 is a service bulletin filed with NHTSA by Lexus, covering the Lexus RX across the 2016–2019 model years. NHTSA's summary reads: 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.
Which vehicles does L-SB-0032-23 cover?
NHTSA's file names Lexus RX (2016–2019). A bulletin number can be re-issued against more vehicles later, so check the model-year list on this page against your own.
Is TSB L-SB-0032-23 a recall, and is the repair free?
No. L-SB-0032-23 is repair guidance the manufacturer sent its dealers, not a safety defect finding. You pay for the work unless the vehicle is still under warranty. Recall repairs, by contrast, are always free.
How do I get the full text of L-SB-0032-23?
Take the document ID to a dealer's service desk, or search NHTSA's manufacturer-communications records. This page carries every document ID filed under L-SB-0032-23, its date, and NHTSA's own summary from the public file.
Every number on this page is a count of records in the federal complaint, recall, and investigation files published by NHTSA's Office of Defects Investigation. This page lists only what NHTSA's manufacturer-communications file records under L-SB-0032-23. Check any specific vehicle's open recalls by VIN at nhtsa.gov/recalls.