N192272470 - Service Update. Customers may experience an error message stating: ?Lane Keep Assist Unavailable?, ?Adaptive Cruise Temporarily Unavailable?, or ?Forward Collision System Unavailable?. Lane Keep Assist (LKA), Adaptive Cruise Control (ACC), and Forward Collision Alert (FCA) features will be unavailable to the customer. Messages stating these systems are unavailable may be displayed in the Drivers Information Center (DIC). Dealers will relearn the Inertial Measurement Unit (IMU) Sensor.