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October 26, 2023 Service bulletin

On some Model 3 and Model Y vehicles, the Occupant Classification System (OCS) signal might be affected by...

Tesla technical service bulletin SB-19-20-003 R3 for 2017-2020 Tesla Model 3 and 2020 Tesla Model Y.

Bulletin number
SB-19-20-003 R3
Component
Air bags: sensor: occupant classification
Summary
On some Model 3 and Model Y vehicles, the Occupant Classification System (OCS) signal might be affected by electrical interference in the seat electrical harness, causing the airbag indicator to display on the touchscreen.

Owners of these vehicles have filed 286 complaints in the airbags category.

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