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 (HL3Z-7B442-D), add the rear driveshaft flange CV joint-to-pinion flange cup bolts and retaining straps (LK4Z-4B496-B) for Transit, and update the parts description for the transfer case fluids applicable for each vehicle line. Some of the vehicles listed in the Model statement above may exhibit all of the following conditions: * Harsh engagement * Delayed engagement * Harsh shift * Delayed shift * Illuminated malfunction indicator lamp (MIL) with diagnostic trouble codes (DTC) P0751
full bulletin at NHTSA ↗2020 Ford Transit powertrain problems
severe 14 complaints filed with NHTSA · avg repair $2,500 · see powertrain across all vehicles →
Complaints
14
Recalls
0
Avg fix
$2,500
2injuries
When does it fail?
Of the 14 powertrain complaints filed for the 2020 Ford Transit, here's the actual mileage breakdown — failures cluster heaviest at 75,000-100,000 mi.
0-25k
25-50k
50-75k
75-100k
100-125k
125-150k
150k+
Each bar shows the share of total complaints filed at that mileage range. Peak failure window highlighted. Some owners report problems earlier; some make it well past 150,000 miles symptom-free. Maintenance habits and driving conditions shift the curve as much as mileage alone.
What stands out
No new NHTSA powertrain complaint has been filed on this vehicle in over 4 years — the issue may be aging out of the active population.
Is there a fix? Manufacturer service bulletins
The manufacturer has issued service bulletins covering powertrain on this vehicle — documented repair instructions, service campaigns, or warranty extensions sent to dealers. A TSB isn't a recall (it's not a free safety remedy), but it's the manufacturer acknowledging the issue and how to fix it.
For 20172026 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 diagnosis of customer reported transmission concerns and aids in locating the proper root cause. During diagnosis and testing, details regarding whether the condition is more prevalent when the vehicle is hot or cold, throttle percentage at the time of occurrence, vehicle speed, the specific shift involved, and whether the issue occurs during transmission engagements (N>R, N>D, R>D, or D>R) should be noted. Engineering requests including these detailed operating conditions tha
full bulletin at NHTSA ↗This 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 HL3Z-7B164-C. Some of the vehicles listed in the Model statement above may exhibit at least one of the following conditions: * Harsh engagement * Delayed engagement * Harsh shift * Delayed shift * Illuminated malfunction indicator lamp (MIL) with diagnostic trouble codes (DTC) P0751, P0752, P0756, P0757, P0761, P0762, P0766, P0767, P0771, P0772, P2700, P2701, P2702, P2703, P2704, P2705, P2707, P2708, P0729, P0731, P0732, P0733, P0734, P0735, P0736, P076F, P07D9, P07F6 and/or P0
full bulletin at NHTSA ↗This 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 * Harsh shift * Delayed shift * Illuminated malfunction indicator lamp (MIL) with diagnostic trouble codes (DTC) P0751, P0752, P0756, P0757, P0761, P0762, P0766, P0767, P0771, P0772, P2700, P2701, P2702, P2703, P2704, P2705, P2707, P2708, P0729, P0731, P0732, P0733, P0734, P0735, P0736, P076F, P07D9, P07F6 and/or P07F7 stored in the powertrain control module (PCM) or transmission control module (TCM). This may be due to PCM software and/or axial movement of the CDF clutch cylind
full bulletin at NHTSA ↗Some 2015-2021 Ford and Lincoln vehicles may exhibit an illuminated MIL with diagnostic trouble codes (DTCs) P0011, P0012, P0014, P0015, P0016, P0017, P0018, P0019, P0021, P0022, P0024 and/or P0025. Pinpoint test HK in the Powertrain Control and Emissions Diagnosis (PC/ED) or in Section 303-14 of the Workshop Manual (WSM) has been updated to address this concern.
full bulletin at NHTSA ↗Source: NHTSA manufacturer communications. Bring the bulletin number to your dealer or shop.
The failure pattern owners describe
Owners of 2020 Ford Transit vehicles describe a pattern of 10-speed transmission failures that start as subtle shifting irregularities and escalate to dangerous power-loss events. The most common complaint: during low-speed turns (10–25 mph), after releasing throttle to brake and then reapplying throttle, the transmission momentarily fails to select a gear, leaving the vehicle in neutral with no forward power. This progresses to hard, jerky shifting and delayed upshifts, including one instance where a driver merging onto a highway with children aboard could not upshift to escape an oncoming truck.
Dealers confirm a Technical Service Bulletin exists for the 10R80 transmission and admit many vehicles exhibit the same defect. One independent mechanic notes he routinely upgrades parts in these transmissions as a matter of course. Repairs involve transmission rebuild or replacement, running $8,000 at 67,000 miles in one case; Ford has not subsidized repairs despite re-engineering replacement components.
Separately, owners report transmission slipping and whining noises (one with disputed "10-quart leak" showing no visible fluid loss), transmission coolant leaks at 95,000 miles, and a torque-converter failure followed immediately by transmission failure at 101,300 miles. One vehicle locked in a single gear at 150,000 miles with a check-engine light. Engine startup pops and stalling also appear in complaints, as do failures of both front and rear driveshafts and unexplained ABS activation at 33,000 miles.
Same Ford Transit powertrain reports on nearby years: 2017 · 2018
Failure modes owners describe
10-speed transmission power-loss and gear-hunting under light acceleration
Transmission fails to select gear during low-speed acceleration after coasting, leaving vehicle momentarily in neutral with no power. Occurs when releasing throttle to turn, then reapplying throttle at 10–25 mph. Vehicle stranded between gears, creating dangerous gap in drivability.
When: Low speed (10–25 mph) during turns; sporadic through early 2024, frequent by December 2024/January 2025
Symptoms owners cite: No acceleration after releasing throttle during turns; Vehicle hesitates or pauses before jolting forward; Transmission momentarily neutral between gears; Engine revs but vehicle does not move forward; Sporadic failure, becomes regular over time
Codes mentioned: CDF issue (noted in dealer invoice #2)
Repairs/costs cited: Dealer reproduced issue and confirmed TSB exists for 10R80 transmission. Independent mechanic performs parts upgrades in these transmissions as routine. Transmission rebuilds with re-engineered parts reported at $8,000 at 67k miles; full transmission replacement required in other cases.
Recalls/TSBs owners mention: Ford issued Technical Service Bulletin for this specific 10R80 failure mode; dealer confirmed multiple vehicles exhibit same issue. Ford re-engineered replacement parts but owner stated company not assisting with repair costs.
Hard, jerky transmission shifting and delayed engagement
Transmission exhibits harsh, violent shifting and delayed gear engagement, particularly during highway merging and normal acceleration. Shifts become erratic and sporadic before worsening into constant malfunction. In one incident, vehicle failed to upshift during highway merge with oncoming traffic, creating acute safety hazard.
When: Early–mid 2024 onset; severe by December 2024/January 2025; one critical incident March 2025 at unknown mileage; failure also reported at 136,000 miles
Symptoms owners cite: Hard, jerky shifting; Delayed gear engagement; Engine revs without corresponding upshift; Violent, jolting shifts; Failure to upshift during highway acceleration; Loss of power during merge
Codes mentioned: Check engine light illuminated (reported in #8), Fault code for gear 10 (reported in #11)
Repairs/costs cited: Transmission replacement required. One owner reports $8,000 cost for transmission rebuild with re-engineered parts at 67k miles. Another required replacement at 150,000 miles (independent mechanic repair).
Recalls/TSBs owners mention: TSB issued for 10R80 transmission shifting issues. Multiple dealers confirmed widespread problem affecting many 10R80 units.
Transmission slipping, whining, and grinding with no visible fluid loss
Vehicle experiences transmission slipping during driving followed by whining noise and grinding during shifts. After thermal cycling, vehicle shifts but will not move in Drive or Reverse. Dealership claims 10 quarts of transmission fluid leaked despite owner finding no visible evidence of leakage on driveway, under vehicle, or during visual inspection.
When: Occurred within 30 days of ownership; <30,000 miles inferred
Symptoms owners cite: Transmission slipping; Whining noise during operation; Grinding noise while shifting gears; Vehicle skids during gear shift; Vehicle shifts but does not move forward or reverse; No visible transmission fluid pooling or trail
Repairs/costs cited: Dealership diagnosed transmission leak and claimed 10 quarts of fluid loss, but owner disputes claim due to absence of visible leakage evidence.
Transmission coolant leak with failure to accelerate
Vehicle fails to accelerate when shifted into Drive. Independent mechanic diagnoses transmission coolant leak requiring full transmission replacement. Dealer advises VIN does not fall within applicable service bulletin parameters.
When: At 95,000 miles
Symptoms owners cite: No acceleration when shifting into Drive; Vehicle starts but fails to move
Repairs/costs cited: Independent mechanic diagnosis: transmission coolant leak, full replacement needed. Cost not stated. Dealer noted service bulletin exists but VIN excluded.
Recalls/TSBs owners mention: Service bulletin exists for failure mode but VIN not covered. Dealer stated no recall for this VIN. Manufacturer directed owner to pursue diagnosis, offered no warranty assistance.
Loss of power while driving with no warning
Vehicle suddenly loses power during highway driving without warning lights. Transmission shifts violently and sporadically, worsening over months until vehicle becomes unsafe for operation. Dealer states transmission rebuilt with re-engineered parts required to resolve issue.
When: Unknown initial onset; unsafe for operation within months; 67,000 miles at repair
Symptoms owners cite: Sudden loss of power during driving; Violent shifting; Sporadic power loss and shifting malfunction; Progressive worsening over months
Repairs/costs cited: Transmission rebuild with re-engineered parts: $8,000 at 67k miles. Dealer statement that re-engineered parts were necessary indicates original design deficiency.
Recalls/TSBs owners mention: Ford did not assist with repair costs. Dealer confirmed re-engineered parts required, implying Ford acknowledged design flaw.
Engine stalling with startup and idle popping noises
Engine produces popping or spark-plug-like tapping noise during startup, driving, and idle occurring every couple of days. In separate incident, engine revs to 4,000 rpm at 30 mph under light throttle, becomes very loud, then stalls and fails to restart (three times in 5-minute period).
When: Every couple of days recurring; separate stall incident at 30 mph under light throttle (mileage not stated)
Symptoms owners cite: Popping or tap-pop noise during startup; Popping noise during driving and idle; Engine revving to 4,000 rpm at low speed with heavy load; Loud engine noise; Engine stalling repeatedly; Failure to restart after stall
Transmission gear-selection fault with check engine light
Check engine light illuminates during highway driving at 60 mph. Vehicle will not shift out of current gear, effectively locking transmission in gear. Full transmission replacement required.
When: At approximately 150,000 miles
Symptoms owners cite: Check engine warning light illumination; Vehicle unable to shift out of gear; Transmission locks in single gear
Codes mentioned: Check engine code (specific code not provided)
Repairs/costs cited: Transmission replacement. Repaired by independent mechanic.
Recalls/TSBs owners mention: Manufacturer notified; referred owner to NHTSA.
Torque converter failure with subsequent transmission failure
Torque converter fails requiring dealer replacement. Shortly after, at 101,300 miles, loss of power, jerking, and rough shifting occur, necessitating full transmission replacement. Owner reports finding online that many others experienced same sequence of failures.
When: Torque converter failure occurred few months before 101,300 miles; transmission failure at 101,300 miles
Symptoms owners cite: Torque converter failure (initial); Loss of power after torque converter replacement; Jerking; Rough shifting
Repairs/costs cited: Dealer replaced torque converter first repair; full transmission replacement required second repair. Costs not provided.
Transmission shifting delay and fault code at elevated mileage
Transmission exhibits delayed engagement in 2nd gear during highway driving. Fault code for gear 10 subsequently generated. Vehicle has 88,000 miles.
When: At 88,000 miles
Symptoms owners cite: Delayed shift engagement in 2nd gear; Slow response to throttle input; Fault code in 10-speed transmission
Codes mentioned: Fault code for gear 10
Driveshaft front and rear breakage during driving
Both front and rear driveshafts fail with pieces breaking off while vehicle in motion. Two separate incidents requiring towing and repair.
When: At separate times during normal driving (mileage not specified)
Symptoms owners cite: Pieces break off driveshaft during driving; Vehicle requires towing; Failure of both front and rear driveshafts
Repairs/costs cited: Driveshaft replacement (front and rear) required.
ABS activation and warning lights without brake input
Multiple unknown warning lights and ABS warning light illuminate at startup. Right front wheel ABS activates during hard right turn without driver depressing brake pedal. Brake lights remain illuminated. Several vehicle functions deactivate.
When: At approximately 33,000 miles
Symptoms owners cite: Multiple unknown warning lights at startup; ABS warning light illumination; ABS activation during hard right turn without brake input; Brake lights remaining illuminated; Loss of multiple vehicle functions
Repairs/costs cited: Vehicle not diagnosed or repaired.
Recalls/TSBs owners mention: Manufacturer notified, provided no assistance. Owner advised to take to dealer for diagnostic testing (not completed).
Synthesized from 14 NHTSA owner complaints — unverified consumer allegations, summarized for patterns. The verbatim filings appear below.
What owners are reporting 3 most recent
Driving 30 MPH engine starting revving up to 4000rpm and very loud! Stalled out and wouldn't start, 3 times during a 5 minute drive.
We started experiencing slight transmission shifting issues in early-mid 2024. More issues in December 2024/January 2025 - this time it was really hard and jerky shifting. It was sporadic at this time, but it was often. My wife and I have 7 children. This vehicle is usually driven by my wife to pick up kids from school, run errands, etc. At the beginning of March 2025, my wife was merging onto…
The contact owns a 2020 Ford Transit. The contact stated while starting the vehicle and shifting into drive, the vehicle failed to accelerate. There was no warning light illuminated. The vehicle was taken to an independent mechanic and the contact was informed that the transmission coolant was leaking, and that the transmission needed to be replaced. The contact was advised to contact the local…
Had powertrain trouble with your 2020 Ford Transit?
File a complaint with NHTSA → It's free, official, and how every report above got here — owner filings are the federal safety record this page is built on.
Common questions
How serious is the powertrain problem on the 2020 Ford Transit?
It's a meaningful issue. 14 complaints have been filed and the failure mode causes operational problems for owners. Repairs average $2,500.
At what mileage does the powertrain typically fail?
Based on the 14 complaints filed, powertrain issues most often appear around 70,667 miles. Some report problems earlier; some make it well past 150,000 with no symptoms. Maintenance habits matter — vehicles that received timely fluid services and were not regularly overworked tend to last longer.
What does it cost to fix?
Independent shops typically charge around $2,500 for powertrain repairs on this vehicle. Dealer pricing tends to run 20-40% higher. The exact figure depends on the specific failure mode, parts availability, and your local labor rates. If you're outside factory warranty, an extended service contract often covers this category.
Are there any recalls related to powertrain?
No active recalls currently cover powertrain issues on this vehicle. The complaints filed represent owner-reported failures that haven't risen to the level of a manufacturer-issued recall — but they're still worth knowing about before you buy or budget for repairs.
Related
Complaint and recall data sourced from the National Highway Traffic Safety Administration (NHTSA)
public records database. Verify the raw federal record at
nhtsa.gov/vehicle/2020/Ford/Transit.
Severity ratings are derived from reported crashes, fires, injuries, and fatalities. Repair cost estimates are
independent-shop national averages and may differ in your area. Some links on this page are affiliate links.