April 26, 2021 Service bulletin

Some 2020-2021 Explorer/Aviator/Police Interceptor Utility and 2021 F-150 Hybrid vehicles equipped with a...

Ford technical service bulletin SSM 49753 for 2021 Ford F-150, 2020-2021 Ford Explorer and 2021 Lincoln Aviator and others.

Bulletin number: SSM 49753
Component: Power train
Summary: Some 2020-2021 Explorer/Aviator/Police Interceptor Utility and 2021 F-150 Hybrid vehicles equipped with a 10R80 modular hybrid transmission (MHT) and with less than 100 miles (160 kilometers) may exhibit a transmission fluid leak that appears to be coming from between the hybrid drive unit and transmission case joint. This condition may be due to residual transmission fluid trapped between the front module and transmission case joint during the assembly process. Clean the area thoroughly and reevaluate with the vehicle at operating temperature before attempting any leak related repairs.

Owners of these vehicles have filed 962 complaints in the transmission category.

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