Service bulletin T-SB-0075-23
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.
| Type | Service bulletin |
|---|---|
| NHTSA id | 10245450 |
| Published by NHTSA | 2023-11-27 |
| Manufacturer's number | T-SB-0075-23 |
| Manufacturer's date | 2023-10-05 |
| NHTSA component | ENGINE AND ENGINE COOLING |
NHTSA's summary
TSB: Some 2021 ? 2024 model year 4Runner vehicles may exhibit a cyclic growl/groan noise from the front of the vehicle while driving in 2WD at around 30 ? 50 mph (48 ? 80 kph). The noise subsides when the vehicle is put into 4WD. This condition may be more prominent in colder temperatures. Follow the Repair Procedure in this bulletin to address this condition.
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
| TOYOTA 4RUNNER | 2021, 2022, 2023, 2024 |
|---|
Listing a model year does not mean every vehicle of it is concerned: the document says which.
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