Ford Mustang 2018 — technical service bulletin
Bulletin TSB 18-2351 · NHTSA communication 10153914 · issued Jan 7, 2019
Technical service bulletin
communication type
Power Train
component
2018
model years
1
vehicle entries
Official summary
Some 2018 Mustang vehicles equipped with a 5.0L engine and a manual transmission may exhibit an inability to engage third and fourth gear. This may be due to a broken 3-4 shift fork. Follow the Service Procedure steps to correct the condition.
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.