October 1, 2021 Service bulletin

Bearing noise within the Motor Driven Power Steering (MDPS) column worm shaft assembly

Hyundai technical service bulletin 21-ST-003H for 2017-2021 Hyundai Sonata, 2017-2020 Hyundai Elantra and 2017-2019 Hyundai Santa Fe and others.

Bulletin number: 21-ST-003H
Component: Steering
Summary: Certain vehicles may develop a bearing noise within the Motor Driven Power Steering (MDPS) column worm shaft assembly. If bearing noise is heard, follow the procedure in this bulletin to replace the worm shaft bearing

Owners of these vehicles have filed 436 complaints in the steering category.

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