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Service bulletin L-TT-0264-19

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 id10162760
Published by NHTSA2019-07-15
Manufacturer's numberL-TT-0264-19
Manufacturer's date2019-06-27
NHTSA componentENGINE

NHTSA's summary

TT: When repairing a 1234YF HVAC system on a gas powered (Non-Hybrid) Lexus and the addition of compressor oil is required to complete the repairs, the 1234YF ND-12 compressor oil is available through the Lexus Approved Dealer Equipment website.

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 ES3502019 to 2020
LEXUS LC5002018 to 2020
LEXUS LS5002018 to 2020
LEXUS UX2002019 to 2020

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