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TSB Document:

Affected Component: EQUIPMENT

Summary
TSB: Some 2017 ? 2020 model year 4Runner vehicles equipped with JBL® audio may exhibit poor sound quality coming from the dash speakers or static/feedback heard by the incoming caller. Updated speakers are available to address this condition. Follow the Repair Procedure in this bulletin to address this condition.

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Date Published
NOV 07, 2019
NHTSA TSB #
10169412
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