TSB Document:

Affected Component: VISIBILITY

Summary
TECHNICAL SERVICE BULLETIN: WINDOW REGULATOR DRUM GEAR REPLACEMENT - This bulletin provides the procedure to replace the window regulator drum gear on some 2016-2017MY Optima (JFa) vehicles, produced from September 01, 2015 through July 31, 2016, which may exhibit an inoperative window regulator due to a drum gear separating and/or breaking.

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Date Published
MAR 24, 2021
NHTSA TSB #
10189544
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