Finally got a call back from the dealership. They said it was a faulty spark plugged that they had to replace. The first time I took it in for the same issue they went through all the spark plugs. I'm definitely not paying the diagnostic fee.
I had my 2025 2.3L Big Bend(~5k miles) in the shop twice now. It originally started shaking on me while going on the hway, which caused the engine light to flash. The next time it started shaking the light stayed on and error code showed engine misfire. I took it into the dealership and after 2...