2020 Ford F-350 Super Duty: Flat spot no power doesnt know what gear to go in
Common wear/failure (not a recall)
Symptoms
Owners of the 2020 F-350 Super Duty report: flat spot no power doesnt know what gear to go in. CarComplaints.com lists 1 owner complaints, average mileage 100 miles.
NHTSA has 54 owner complaints for the 2020 F-350 Super Duty in this area. Examples:
- NHTSA complaint ODI #11731728 (filed 04/16/2026): “This is a supplemental complaint to odi number 11730675 filed on april 16 2026. i am adding the following critical information: i am filing this complaint in relation to ford's nhtsa consent order regarding recall compliance. my 2020 f-350 vin [xxx] was built…”
- NHTSA complaint ODI #11730675 (filed 04/12/2026): “Vehicle experienced sudden, unexpected downshifting and loss of gear engagement while driving. on multiple occasions the transmission slipped out of gear without warning, including while attempting to pull into traffic, creating an immediate life-threatening s…”
Likely causes
Sources do not establish a single root cause; diagnosis is needed. Owner-reported fixes are listed below.
Fix, in plain English
Most common owner-reported solutions on CarComplaints.com: none clearly reported. Check for open recalls and extended warranty coverage with a dealer before paying out of pocket.
DIY difficulty: Pro
Diagnosis needs a scan tool; repair or replacement needs a lift, transmission jack and the manufacturer's fluid fill/relearn procedure. (Our assessment.)
Cost
No sourced cost range: get a written quote after diagnosis.
Typical parts (search links, no affiliate codes)
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