6.7L – Illuminated Powertrain Malfunction Indicator (Wrench) Lamp With DTC P07F6 – 2020-2021 Ford F-Super Duty
NHTSA ID Number: 10189775 Manufacturer Communication Number: TSB 21-2056 Summary Some 2020-2021 F-Super Duty vehicles equipped with a 6.7L engine and built on or before 10-Feb-2021 may exhibit an illuminated powertrain malfunction indicator (wrench) lamp with only diagnostic trouble code (DTC) P07F6 stored in the transmission control module (TCM). The vehicle may also exhibit harsh engagements, poor … Read more