Ford F-150 2021–2023 — technical service bulletin
Bulletin TSB 25-2155 · NHTSA communication 11017335 · issued Apr 26, 2025
Technical service bulletin
communication type
Unknown OR Other
component
2021–2023
model years
3
vehicle entries
Official summary
This article supersedes TSB 24-2404 and TSB 23-2126 to change the labor operation from actual time to fixed time. Some of the vehicles listed in the Model statement above may exhibit at least one of the following conditions: * "Active Air Dam System Fault See Manual" warning message in the instrument panel cluster (IPC) * Diagnostic trouble code (DTC) C0604:00 stored in the PCM This may be due to the software level in the powertrain control module (PCM).
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.