Ford F-150 2010–2014 — technical service bulletin
Bulletin ASI-44421 · NHTSA communication 10055638 · issued Feb 1, 2014
Technical service bulletin
communication type
Suspension
component
2010–2014
model years
5
vehicle entries
Official summary
Ford: on some trucks, there is noise (chirp, clunk, boom) coming from right front rear shock absorber, when traveling over sharp, small bumps (potholes, frost heaves or expansion joints, and more apparent during cold temperatures. Model 2010-2014 f-150. *pe
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.