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Service bulletin T-TT-0652-21 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 id10198156
Published by NHTSA2021-06-21
Manufacturer's numberT-TT-0652-21 Rev
Manufacturer's date2021-05-28
NHTSA componentEQUIPMENT; POWER TRAIN:DRIVELINE:DIFFERENTIAL UNIT; POWER TRAIN

NHTSA's summary

TT: This Tech Tip applies to 2019 model year RAV4 Adventure/Limited grade equipped with torque vectoring AWD system ONLY. Some customers may experience an abnormal noise from rear differential after driving the vehicle for 15-20 minutes or more. This condition occurs with ?Normal? drive mode selected.

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

Equipment and accessories, Transmission and driveline, Differential

Vehicles listed
TOYOTA RAV42019

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-TT-0652-212021-06-21. Service bulletin. TT: This Tech Tip applies to 2019 model year RAV4 Adventure/Limited grade equipped with torque vectoring AWD system ONLY. Some customers may experience an abnormal noise from rear differential after driving the vehicle for 15-20 minutes or more. This condition occurs with ?Normal? drive mode selected.
T-SB-0067-202020-08-24. Service bulletin. TSB: Some 2019 - 2020 model year RAV4 Adventure and Limited grade AWD vehicles may exhibit an abnormal noise from the rear differential assembly when accelerating from a stop and/or on deceleration after driving the vehicle for 15 - 20 minutes or more. This condition occurs with Normal drive mode selected during disconnect/connect timing of the AWD system.