Ford Bronco 2021–2024 — technical service bulletin
Bulletin SSM 52328 · NHTSA communication 10251947 · issued Mar 4, 2024
Technical service bulletin
communication type
Equipment
component
2021–2024
model years
24
vehicle entries
Official summary
Some 2021-2024 Bronco/F-150, 2023-2024 Escape/F-Super Duty vehicles equipped with SYNC 4 may experience a concern during accessory protocol interface module (APIM) programming where the vehicle's center display screen indicates USB Error. This may be due to a lack of memory space available to perform the APIM software update. If it is a memory concern, the Ford Diagnosis and Repair System (FDRS) will provide an option to delete the voice application. Re-enter the module programming and when prompted, do not select first option - SYNC Module (APIM) Software Update, select the second option - De
Vehicles covered
- 2021 Ford Bronco
- 2022 Ford Bronco
- 2023 Ford Bronco
- 2024 Ford Bronco
- 2023 Ford Escape
- 2024 Ford Escape
- 2021 Ford F-150
- 2022 Ford F-150
- 2023 Ford F-150
- 2024 Ford F-150
- 2023 Ford F-250 SD
- 2024 Ford F-250 SD
- 2023 Ford F-350 SD
- 2024 Ford F-350 SD
- 2023 Ford F-450 SD
- 2024 Ford F-450 SD
- 2023 Ford F-550 SD
- 2024 Ford F-550 SD
- 2023 Ford F-600 SD
- 2024 Ford F-600 SD
- 2024 Ford F-650 Incomplete Chassis
- 2023 Ford F-650 SD
- 2023 Ford F-750 SD
- 2024 Ford F-750 SD
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.