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February 11, 2019 Service bulletin

Concerns related to brake drag

Ford technical service bulletin SSM 47801 for 2017-2019 Ford F-250 SD, 2017-2019 Ford F-350 SD and 2017-2019 Ford F-450 SD and others.

Bulletin number
SSM 47801
Component
Service brakes, hydraulic
Summary
Some 2017-2019 F-Super Duty vehicles may exhibit concerns related to brake drag. Utilize Workshop Manual (WSM) diagnostics in section 206-00 to verify the correct installation of the stoplamp switch. Improper adjustment of the stoplamp switch can cause the brake pedal assembly to lightly apply the brakes resulting in dragging condition

Owners of these vehicles have filed 63 complaints in the brakes category.

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