Ford F-150 2018–2019 — technical service bulletin
Bulletin 18B34-S1 · NHTSA communication 10153983 · issued Jan 16, 2019
Technical service bulletin
communication type
Engine
component
2018–2019
model years
2
vehicle entries
Official summary
Certain 2018 Model Year F-150 and 2019 Mustang Vehicles equipped with 5.0L Engine - Throttle Body Replacement
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.