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Service bulletin Customer Support

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 id10198147
Published by NHTSA2021-06-21
Manufacturer's numberCustomer Support
Manufacturer's date2021-05-20
NHTSA componentEQUIPMENT; SERVICE BRAKES; EQUIPMENT ADAPTIVE/MOBILITY

NHTSA's summary

DE: Although the Brake Booster and Brake Booster Pump Assemblies are covered by Lexus? 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 related to certain internal malfunctions of the Brake Booster and Brake Booster Pump Assemblies in some of the subject vehicles.

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, Equipment and accessories

Vehicles listed
LEXUS CT HYBRID2011 to 2013

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