Supersedes Technical Service Bulletin Group 37 number 13-17 dated September 11, 2013. Customer may report transmission warning light is illuminated. In some cases, the vehicle will not move after being started and placed into gear. After key cycle, the vehicle drives without restriction. DTCs are stored in the transmission control module (TCM). If DFCCs do not match exactly, this TSB does not apply. The DTCs are stored due to an issue with the transmission control module software.