2020 Ford Transit power train problems
17 owner complaints filed with NHTSA name the power train on the 2020 Ford Transit — 20% of all complaints for this model year.
What owners report
“The bolts holding the axle together to the driveshaft failed on the rear right wheel, nearly causing an accident but fortunately it was 6am with little traffic on the interstate. The axle came out and destroyed our driveshaft, requiring a full replacement. We have had the vehicle serviced regularly…”
filed Jun 16, 2026
“Transmission intermittently struggling to reach 3rd, 4th, 5th gears. Performed IDS diag at shop, found hitorical code P0734 for "Incorrect gear 4 ratio" TSB 26-2046 to overhaul transmission.”
filed May 8, 2026
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Related recalls
- Bolts that attach the rear driveshaft to the transfer case may become loose or damaged…Campaign 21V978000 · Dec 16, 2021
Related service bulletins
This bulletin supersedes 26-2046. Reason For Update: update the parts list to change the claim quantity of the C clutch friction plates (HL3Z-7B164-A), C clutch steel plates (HL3Z-7B442-F), D clutch steel plates…
TSB 26-2226 · Service Bulletin/Repair Instructions · issued May 8, 2026Customer Satisfaction Program 25N12 Certain 2020-2025 Model Year Transit All-Wheel-Drive (AWD) Vehicles Transfer Case Replacement If Required After Dealer Evaluation
25N12 · Other · issued Apr 2, 2026For 2017 2026 vehicles equipped with a 10R transmission, a revision to the Road Testing Vehicle procedure has been made in the WSM, located in Section 307-01 > Diagnosis and Testing. This updated procedure improves the…
SSM 54592 · Service Bulletin/Repair Instructions · issued Feb 17, 2026This bulletin supersedes TSB 25-2611. Reason For Update: Change the part number for the transmission fluid heat exchanger bolt (Expedition/Navigator) as well as change the claim/package quantities for HL3Z-7B442-F and…
TSB 26-2046 · Service Bulletin/Repair Instructions · issued Feb 13, 2026This bulletin supersedes TSB 25-2474 for 3 Part List corrections. Some of the vehicles listed in the Model statement above may exhibit at least one of the following conditions: * Harsh engagement * Delayed engagement *…
TSB 25-2611 · Service Bulletin/Repair Instructions · issued Dec 18, 2025
Power Train problems in other Transit years
| Year | Reports | Share |
|---|---|---|
| 2024 Transit | 3 | 11% |
| 2023 Transit | 13 | 23% |
| 2022 Transit | 3 | 8% |
| 2021 Transit | 6 | 26% |
| 2019 Transit | 3 | 8% |
| 2018 Transit | 12 | 21% |
| 2017 Transit | 40 | 41% |
| 2016 Transit | 60 | 39% |
| 2015 Transit | 78 | 41% |
Other reported problem areas on the 2020 Ford Transit
Counts are unique NHTSA complaints naming this component group. Complaints are unverified owner reports; mileage is computed only from complaints that included a usable odometer reading.