Some 2020-2026 Corsair/Escape, 2021-2026 Bronco Sport, and 2022-2026 Maverick vehicles equipped with an 8F35 transmission may exhibit a shudder condition, most noticeable at speeds below 60 mph (100 km/h), with no relevant diagnostic trouble codes (DTC) stored in the powertrain control module (PCM). Sometimes, this may be perceived/felt as an engine misfire. This may be due to the torque converter. If Pinpoint Test K: Torque Converter Clutch Operation in Workshop Manual (WSM), Section 307-01 > Diagnosis and Testing > Diagnosis by Symptom directs to replace the torque converter, remove and replace the torque converter and torque converter seal. Refer to WSM, Section 307-01 > Removal and Insta
full bulletin at NHTSA ↗2021 Lincoln Corsair powertrain problems
moderate 3 complaints filed with NHTSA · avg repair $2,500 · see powertrain across all vehicles →
When does it fail?
Of the 3 powertrain complaints filed for the 2021 Lincoln Corsair, here's the actual mileage breakdown — failures cluster heaviest at 0-25,000 mi.
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.
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.
This bulletin supersedes 25-2627. Reason for update: To add a Step to reprogram the all-wheel drive (AWD) module for Bronco Sport vehicles. Some of the vehicles listed in the Model statement above may exhibit all of the following conditions: Shudder chatter condition, most noticeable at low speeds turning No relevant diagnostic trouble codes (DTCs) present This may be due to internal rear drive unit (RDU) fluid contamination.
full bulletin at NHTSA ↗Some 2020-2026 Escape and 2021-2026 Corsair vehicles equipped with a 2.5L engine may exhibit a fuel door that won't open with diagnostic trouble code (DTC) P04CA stored in the powertrain control module (PCM). This may be due to an open circuit on circuit SBB05 and/or a damaged splice S133. Before performing the pinpoint test for P04CA in Workshop Manual (WSM), Section 310-00, inspect circuit SBB05 and splice S133 for damage such as an open circuit. Repair as necessary. Refer to Wiring Diagram, Cell 005. If no damage is found, refer to WSM, Section 310-00 for normal diagnostics. For claiming use causal 14290 and labor operations 12650D, 12650D45, and 12650D45WR.
full bulletin at NHTSA ↗This article supersedes TSB 25-2552 to update the Parts List Some of the vehicles listed in the Model statement above may exhibit all of the following conditions: Shudder chatter condition, most noticeable at low speeds turning No diagnostic trouble codes DTCs present This may be due to rear drive unit internal (RDU) fluid contamination.
full bulletin at NHTSA ↗This article supersedes TSB 25-2351 to update the Service Procedure Some of the vehicles listed in the Model statement above may exhibit all of the following conditions: Shudder chatter condition, most noticeable at low speeds turning No diagnostic trouble codes DTCs present This may be due to rear drive unit internal (RDU) fluid contamination.
full bulletin at NHTSA ↗Source: NHTSA manufacturer communications. Bring the bulletin number to your dealer or shop.
What owners are reporting 3 most recent
Transmission realized a catastrophic and destructive failure. The vehicle immediately lost power and speed. Scattering debris and transmission fluid on the highway. Causing a safety concern for me and other drivers. Confirmed by a dealer. Inspected by the dealer. I experienced irregular transmission shifts and shuttering at times. I was told by the dealer service department that Lincoln…
A 2021 Lincoln Corsair with AWD may have a faulty AWD module due to an incorrect transistor that prevents the system from switching between all-wheel drive and front-wheel drive. This can cause the vehicle to remain in one drive mode, potentially affecting handling and performance WARNING LIGHTS AWD FAULT, PRE COLLISION ASSIST NOT AVAILABLE, SERVICE ADVANCETRAC, AWD OFF
The contact owns a 2021 Lincoln Corsair. The contact stated that while driving at various speeds, the vehicle would not immediately accelerate while depressing the accelerator pedal. The vehicle was taken to the local dealer who diagnosed that the transmission was faulty and needed to be replaced. The vehicle was not yet repaired. The manufacturer was not notified of the failure. The failure…
Common questions
How serious is the powertrain problem on the 2021 Lincoln Corsair?
It's a documented issue but not catastrophic. 3 complaints have been filed. Repairs average $2,500 and most owners catch it before it causes a breakdown.
At what mileage does the powertrain typically fail?
Based on the 3 complaints filed, powertrain issues most often appear around 12,000 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.