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June 7, 2023 Service bulletin

Buzz noise from the instrument panel cluster (IPC) that changes with the brightness setting

Ford technical service bulletin SSM 51689 for 2021 Ford Mustang Mach E.

Bulletin number
SSM 51689
Component
Electrical system: instrument cluster/panel
Summary
Some 2021 Mustang Mach-E (Non-GT) vehicles built on or before 22-Jul-2021 may exhibit a buzz noise from the instrument panel cluster (IPC) that changes with the brightness setting. This may be due to the internal hardware in the IPC. To correct the condition, replace the IPC. Refer to Workshop Manual, Section 413-01. For claiming, use causal part 10849 and applicable labor operations in Section 10 of the Service Labor Time Standards (SLTS) Manual.

Owners of these vehicles have filed 156 complaints in the electrical category.

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