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Service bulletin T-TT-0542-19_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 id10166038
Published by NHTSA2019-10-15
Manufacturer's numberT-TT-0542-19_Rev
Manufacturer's date2019-09-26
NHTSA componentSUSPENSION

NHTSA's summary

TT: Some 2019 model year Corolla vehicles may experience an abnormal noise from the front over bumps and/or during turns from the front lower control arm bushing, both left and/or right sides.

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

Suspension

Vehicles listed
TOYOTA COROLLA2019

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

Other bulletins for the same vehicles and component
T-SB-0068-202020-08-24. Service bulletin. TSB: Some 2014 - 2019 model year Corolla vehicles may exhibit a squeak noise from the front lower suspension arm rear bushing. This condition may occur when driving over speed bumps or uneven surfaces. Follow the Repair Procedure in this bulletin to address this condition.