The contact owns a 2016 Ford Fiesta. The contact stated that while driving at various speeds, the transmission was slipping, causing the vehicle to lost motive power or stall. The contact was able to coast over to the side of the road and waited approximately 10 minutes before restarting the vehicle. The contact stated that several attempts were needed to restart the vehicle. The contact stated that the vehicle failed to restart intermittently. The contact stated that DTC: PO606 was displayed; indicating a failure with the Powertrain Control Module (PCM). The vehicle was taken to a certified mechanic who diagnosed and determined that the PCM had failed and needed to be replaced. The vehicle was not repaired. The contact found information about the Technical Service Bulletin: 16/0129 with the NHTSA ID Number: 10109047 (Power Train) and the Customer Service Program: 14M02 with NHTSA ID Number: 10057231 (Power Train); however, the vehicle was not included. The manufacturer was informed of the failure. The manufacturer transferred the contact to the NHTSA Hotline to report the failure. The failure mileage was 85,000.