Ford Bronco Sport 2021–2024 — technical service bulletin
Bulletin SSM 54140 · NHTSA communication 11021977 · issued Aug 16, 2025
Technical service bulletin
communication type
Electrical System
component
2021–2024
model years
17
vehicle entries
Official summary
Some 2021-2024 F-150 vehicles equipped with a B&O audio system (minor feature code IDBBQ), and various 2021-2024 Ford and Lincoln vehicles equipped with a B&O audio system may exhibit a pop noise and/or static in the speakers at start up that cannot be turned down or off using the audio system controls. To confirm a vehicle is built with a certain minor feature code, review the build information by double-clicking the vehicle identification number (VIN) in the upper left corner on Professional Technician System (PTS). This may be due to software in the digital signal processing (DSP) m
Vehicles covered
- 2021 Ford Bronco Sport
- 2022 Ford Bronco Sport
- 2023 Ford Bronco Sport
- 2024 Ford Bronco Sport
- 2022 Ford Expedition
- 2023 Ford Expedition
- 2021 Ford F-150
- 2022 Ford F-150
- 2023 Ford F-150
- 2024 Ford F-150
- 2022 Ford Maverick
- 2023 Ford Maverick
- 2024 Ford Maverick
- 2021 Ford Mustang Mach E
- 2022 Ford Mustang Mach E
- 2023 Ford Mustang Mach E
- 2024 Ford Mustang Mach E
What a TSB means. Technical service bulletins are repair guidance manufacturers send to dealers — they are not recalls, and repairs are not automatically free (warranty extensions are an exception worth checking). The full document is available via NHTSA’s vehicle lookup.