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December 13, 2023 Service bulletin

Certain 2011-2012 Model Year F-Series Super Duty Vehicles Equipped with 6.7L Diesel Engine State...

Ford technical service bulletin 23B63 for 2011-2012 Ford F-250 SD, 2011-2012 Ford F-350 SD and 2011-2012 Ford F-550 SD and others.

Bulletin number
23B63
Component
Power train: manual transmission: control module (TCM/PCM/tecm)
Summary
Certain 2011-2012 Model Year F-Series Super Duty Vehicles Equipped with 6.7L Diesel Engine State Inspection and Maintenance Testing Failure Due to DTCs P2073 and/or P2074

Owners of these vehicles have filed 20 complaints in the transmission category.

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