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Service bulletin L-TT-0297-21 Rev

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 id10210364
Published by NHTSA2022-04-18
Manufacturer's numberL-TT-0297-21 Rev
Manufacturer's date2022-03-03
NHTSA componentELECTRICAL SYSTEM

NHTSA's summary

TT: Vehicle control apps might not operate as expected at times due to preconditions (normal operating parameters) not being established, vehicle settings and/or network/cellular coverage concerns

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

Electrical system

Vehicles listed
LEXUS ES HYBRID2020 to 2022
LEXUS ES2502021 to 2022
LEXUS ES3502020 to 2022
LEXUS IS 3002021 to 2022
LEXUS IS 3502021 to 2022
LEXUS LC HYBRID2020 to 2022
LEXUS LC5002020 to 2022
LEXUS LS HYBRID2021 to 2022
LEXUS LS5002021 to 2022
LEXUS LX6002022
LEXUS NX HYBRID2020 to 2021
LEXUS NX2502022
LEXUS NX3002020 to 2021
LEXUS NX3502022
LEXUS NX350H2022
LEXUS NX450H+2022
LEXUS RC 3002020 to 2022
LEXUS RC 3502020 to 2022
LEXUS RC F2022
LEXUS RX HYBRID2020 to 2022
LEXUS RX3502020 to 2022
LEXUS UX HYBRID2020 to 2022
LEXUS UX2002020 to 2022

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