Hyundai TSB #21-AT-017H

2021 Hyundai Sonata

TSB Document:

Affected Component: POWER TRAIN

Summary
: Certain vehicles equipped with 8-speed automatic transmission may experience an automatic transmission fluid (ATF) leak at the rear cover. This type of leak is caused by a porous casting on the rear cover of the transmission.

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Date Published
OCT 11, 2021
NHTSA TSB #
10203274
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