January 14, 2021 Service bulletin

Some 2020-2021 Super Duty vehicles equipped with an 10R140 automatic transmission may exhibit an...

Ford technical service bulletin SSM 49441 for 2020-2021 Ford F-250 SD, 2020-2021 Ford F-350 SD and 2020 Ford F-550 SD and others.

Bulletin number: SSM 49441
Component: Power train
Summary: Some 2020-2021 Super Duty vehicles equipped with an 10R140 automatic transmission may exhibit an illuminated malfunction indicator lamp (MIL) and/or powertrain malfunction (wrench) indicator lamp with diagnostic trouble codes (DTCs) P0715, P0716, P0717, P0718, P07BF and/or P07C0 stored in the powertrain control module (PCM). If any of these DTCs are set, focus diagnostics on the turbine shaft speed sensor (TSS) and/or TSS circuits. Refer to Workshop Manual (WSM), Section 307-01. Replacement of the ISSA or ISSB sensor will not correct this condition.

Owners of these vehicles have filed 169 complaints in the transmission category.

Vehicles covered

See the problems and recalls for an exact car

Check the exact car before you pay: accidents, salvage or flood titles, odometer readings and previous owners.