Ford F-150 2021–2025 — technical service bulletin
Bulletin SSM 53559 · NHTSA communication 11016853 · issued Apr 1, 2025
Technical service bulletin
communication type
Unknown OR Other
component
2021–2025
model years
5
vehicle entries
Official summary
Some 2021-2025 F-150 vehicles equipped with the rear parking aid feature may exhibit all of the following conditions:<br /> * A rear parking aid alarm activation when in reverse and no rear obstacles are present<br /> * No diagnostic trouble codes (DTCs) stored in the image processing module A (IPMA)<br /> The Workshop Manual (WSM) has recently been updated to address this condition. Refer to the WSM, Section 413-13A Parking Aid - Vehicles With: Front Parking Aid/Rear Parking Aid > Diagnosis and Testing > Parking Aid > Pinpoint Test R: Continuous Or Intermittent Tone When No Obstacles Or Fault
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.