Flex plate cracking and flywheel failure
POWER TRAIN
34 NHTSA complaints · 2022-06 → 2025-10
“The flexplate in my 2020 Ford Fusion SE (1.5L EcoBoost engine) failed at just over 53,000 miles. The car began making loud knocking and rattling noises while driving, and it vibrated heavily at idle and during acceleration”
“Failure of the Flywheel. It’s broken in pieces according to the dealership at greenway Ford. Did some searching on line and other people have report the same issues”
“Began to hear loud rattling noise under hood. Brought to Ford dealer who determined the cause is a failed Flex Plate. Car is operable but was warned this could result in catastrophic failure of the transmission”