Lincoln Nautilus engine rattle and sync 3 screen blackout issue impacting functionality on Lincoln Nautilus

Some Lincoln Nautilus owners report experiencing an engine rattle, particularly when the engine is under light load at lower speeds, which may be caused by a loose heat shield that rattles as the vehicle ages. Additionally, some owners have encountered issues with the SYNC 3 screen, including freezing, going blank, or difficulties connecting to their phones. For these SYNC problems, there are troubleshooting steps available, and it is recommended to verify that the latest SYNC version is installed to address potential software-related issues. Owners experiencing an engine rattle are advised to have their vehicle inspected by a qualified mechanic to diagnose the source of the noise, while those with SYNC 3 screen issues can follow Lincoln's troubleshooting guidance to restore functionality.