Some 2020-2026 Corsair/Escape, 2021-2026 Bronco Sport, and 2022-2026 Maverick vehicles equipped with an...

Bulletin number

SSM 54797

Component

Power train

Summary

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 Installation > Torque Converter Seal. Remove the main control valve body. Refer to WSM, Section 307-01 > Removal and Installation > Main Control Valve Body. Overhaul and thoroughly clean the main control valve body. Refer to WSM, Section 307-01 > Overhaul > Main Control Valve Body. Reverse the removal procedure to reassemble the transmission. Install the transmission. Refer to WSM, Section 307-01 > Installation.

Owners of these vehicles have filed 771 complaints in the transmission category.