Ford F-150 2021 — technical service bulletin
Bulletin 24-OTA PT-24.15.9 F-150 · NHTSA communication 11013774 · issued Jan 24, 2025
Technical service bulletin
communication type
Unknown OR Other
component
2021
model years
1
vehicle entries
Official summary
"Quality Improvements Include- - Optimized AC compressor speed for more consistent airflow through the vents. -Addresses false cylinder misfire DTC"
Vehicles covered
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.