This part is required to make the vehicle drivable. 68661147AA intake camshaft. The vehicle has been off road in a dealership since 2/26/2025. No part is available; we are told more than 10,000 are backordered. This is a daily driver. The vehicle is 2018 with only 78,000 miles. No known answer to why the part failed however with this many backordered parts it is clear there is an ongoing and significant issue related to this.