Ford F-150 2013–2014 — technical service bulletin
Bulletin ASI-45201 · NHTSA communication 10058596 · issued Jul 1, 2015
Technical service bulletin
communication type
Engine and Engine Cooling
component
2013–2014
model years
2
vehicle entries
Official summary
Ford: during high ambient temperatures, engine cooling fan is noticeable but the strategy of engine cooling fan has change to a/c low vehicle speed performance improvement. No repair needed. Model 2013-14 f-150. *pe
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.