Supersedes Technical Service Bulletin Group 43 number 13-20 dated July 22, 2013. Immediately after the vehicle is started, the air suspension lowers the vehicle to its lowest possible position. The air suspension warning light blinks. DTC 01487 (System function test incorrect signal sporadic) is stored in the level control system control module, J197 (address word 34). An ignition off/on cycle will reboot the system and restore the functions.
