Ford Mustang 2018 — technical service bulletin
Bulletin SSM 47387 · NHTSA communication 10143105 · issued Jun 27, 2018
Technical service bulletin
communication type
Engine
component
2018
model years
1
vehicle entries
Official summary
Some 2018 Mustang GT350 vehicles may exhibit what appears to be an oil leak originating from the engine oil drain plug, especially at the time the vehicle has been delivered to the dealer or during PDI. Before attempting any repairs to resolve this, it's advised to confirm that there is actually a persistent oil leak. The normal production process used to build the engine may result in a small amount of residual oil on the oil pan near the drain plug. Additionally, the design of the drain plug may cause a small amount of oil to be trapped in the drain plug bore after an oil change, and this oi
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.