TSB Document:

Affected Component: SERVICE BRAKES, HYDRAULIC

Summary
PITSTOP - INTEGRATED BRAKE ACTUATOR UNIT (IBAU) HONK NOISE - This Pitstop provides information regarding the 2017-2018MY Niro (DE P/HEV) and Optima Plug-in/Hybrid (P/HEV) vehicles, which may exhibit an intermittent ?squeaking? and/or ?honking? noise when applying the brakes rapidly. The ?Integrated Brake Actuator Unit? (IBAU) should NOT be replaced for this concern. An IBAU brake bleed should be performed.

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Date Published
SEP 21, 2018
NHTSA TSB #
10145152
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