Hyundai Azera engine vibration and rough idle with cold starts and misfires during acceleration on Hyundai Azera

Some Hyundai Azera owners report experiencing engine issues such as vibration, rough idle, and misfires during acceleration. These problems often manifest as rough idling, stalling, and knocking sounds, particularly in the 2012 model. Additionally, some owners have noted transmission concerns, including slipping, jerking, and delays in acceleration. Cold starts can exacerbate these engine vibration and rough idle issues, potentially leading to further complications. Misfires during acceleration are also a common complaint that can significantly impact the vehicle's performance and drivability. It is crucial for owners to address these concerns promptly to prevent further damage to the engine or transmission, and it is advisable to consult a qualified mechanic for diagnosis and resolution of these issues.