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January 13, 2021 Service bulletin

Some 2020 Mustang GT500 vehicles may exhibit various transmission related concerns and/or DTCs. In...

Ford technical service bulletin SSM 49440 for 2020 Ford Mustang, 2012-2014 Nabi 31LFW and 2012 Nabi 40LFW.

Bulletin number
SSM 49440
Component
Power train
Summary
Some 2020 Mustang GT500 vehicles may exhibit various transmission related concerns and/or DTCs. In addition to following normal Workshop Manual (WSM) diagnostics, inspect C105, an inline connector next to the right side valve cover, for signs of pushed out terminals, terminal damage, or harness damage. If any pushed out terminals, terminal damage, or harness damage is found, repair as necessary.

Owners of these vehicles have filed 26 complaints in the transmission category.

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